Development Standards
All new single-family, two-family, and single-room occupancy dwellings, including manufactured homes located on individual lots, shall contain at least three (3) of the following design elements on the side of the house which fronts the street, to provide architectural relief:
The purpose of this Section is to carry out the Comprehensive Plan with respect to development standards and policies and promote and maintain healthy environments and minimize development impacts upon surrounding properties and neighborhoods.
Standards for the provision and utilization of public facilities or services available within the City of Dayton shall apply to all land developments in accordance with the following table of reference. No development permit, including building permit, shall be approved or issued unless:
| LAND USE | FIRE HYDRANT | STREET IMPROVEMENT | WATER HOOKUP | SEWER HOOKUP | STORM DRAIN | BIKE PARKING AND BIKEWAY; PEDESTRIAN WAYS |
| SFD/Duplex | No | C-2 | Yes | Yes | Yes | Yes |
| MFD | Yes | Yes | Yes | Yes | Yes | Yes (4 plus units) |
| New Public, commercial or Industrial | Yes | Yes | Yes | Yes | Yes | Yes |
| Public, Commercial or Industrial Expansion | C-1 | Yes | Yes | Yes | Yes | Yes |
| Partition, Subdivision, MHP | Yes | Yes | Yes | Yes | Yes | Yes |
The purpose of the street standards are to provide for safe, efficient, and convenient vehicular movement in the City; to provide reasonably direct access to all proposed developments; to provide adequate area in all public rights-of-way for pedestrians, bicycles, sanitary sewers, storm sewers, water lines, power lines and other utilities commonly and appropriately placed in such rights-of-way; and, to provide improvement standards for dedicated but unimproved or partially improved right-of-ways.
(Amended by Ordinance 589 – Effective 4/2/09)
The provisions of this Section shall be applicable for the following:
The following provisions shall apply to the dedication, construction, improvement or other development of all public streets in the City of Dayton:
The following standards are general criteria for public streets in the City of Dayton. These standards shall be the minimum requirements for all streets, except where modifications are permitted under Subsection 2.202.05.
STREET STANDARDS
| SERVICE AREA (a),(b),(c),(d) | WIDTH CURB/CURB | CURB (f),(g) | SIDEWALK (e) | TOTAL R-O-W WIDTH |
| LOCAL STREET I Up to 19 d/u or serving 190 ADT or 79,999 sf. | Parking 2 sides 30 feet | 6"/side (1 ft. total) | 5 ft. curbline Two sides | 46 feet |
| LOCAL STREET II 20-79 d/u or 200-790 ADT or 79,999-319,999 sf | Parking 2 sides 32 feet | 6"/side (1 ft. total) | 5 ft. curbline Two sides | 48 feet |
| LOCAL STREET III 80 or more d/u or 800 or more ADT or more than 320,000 sf | Parking 2 sides 34 feet | 6"/side (1 ft. total) | 5 ft. curbline Two sides | 50 feet |
| CUL-DE-SAC or less than 450 ADT or less than 183,999 sf | As above; Min. Curb Radius 38 feet | 6"/side (1 ft. total) | 5 ft. curbline entire cul-de-sac | |
| COLLECTOR | (i) | (i) | (i) | (i) |
| ARTERIAL | (i) | (i) | (i) | (i) |
| (a) ADT = Average Daily Trips (ITE, Trip Generation Manual)
(b) Trip Generation Rater for SFD = 10 ADT
(c) Minimum Lot Size = 5,000 sq. ft.; Duplex = 7,000 sq. ft. (d) Calculated per street entrance; use largest number. (e) Required width around signs, mailboxes, utility poles, etc. | (f) Full curb height between driveways.
(g) Max. 2 weep holes through curb face per lot. (h) Additional easements may be necessary. (i) Collector and arterial streets will be evaluated on an individual basis. | |||
The City may allow modification to the public street standards of Subsection 2.302.04, when the following criteria are satisfied:
Construction specifications for all public streets shall comply with the standards of the most recently adopted public works/street standards of the City of Dayton.
Streets and other right-of-ways that are not dedicated for public use shall comply with the following:
(Revised by Ordinance #541, 6/03/02 - Effective 07/03/02)
A private access driveway created as the result of an approved partitioning shall conform to the following.
(Revised by Ordinance #541, 6/03/02 - Effective 07/03/02)
The following shall apply to all lots and parcels that are accessed by either a private street or private access driveway:
(Added by Ordinance #541, 6/03/02 - Effective 07/03/02)
Accessways shall meet the following design standards:
(Added by Ordinance 589 – Effective 4/2/09)
The purpose of this Section is to provide adequate areas for the parking, maneuvering, loading and unloading of vehicles for all land uses in the City.
The provisions of this Section shall apply to the following types of development:
Off-street parking and loading areas shall be provided on the same lot with the main building or structure or use except that:
Parking area may be used for a loading area during those times when the parking area is not needed or used. Parking areas may be shared subject to City Manager approval for public, commercial and industrial uses where hours of operation or use are staggered such that peak demand periods do not occur simultaneously. Such joint use shall not be approved unless satisfactory legal evidence is presented which demonstrates the access and parking rights of parties. (Amended ORD 608 effective 10/06/11)
| LAND USE ACTIVITY | MOTOR VEHICLE SPACES | BICYCLE SPACES | HOW MEASURED |
| 1. All dwelling types, except ADU’s | 2 | a | Per dwelling unit |
| 2. Accessory dwelling unit (ADU) | 1 | a | Per dwelling unit |
| 3. Senior apartments | 1 | a | Per dwelling unit |
| 4. Hotel, motel, bed & breakfast | 1 | b | Per guest room |
| 5. Club, lodge (Combination of uses being conducted: hotel, restaurant, etc.) | |||
| 6. Hospital, nursing home, convalescent home, assisted care centers | 1 | b | Per 2 beds |
| 7. Assisted living centers (amended ORD 584-12/3/07) | .5 | b | Per room |
| 8. Churches, auditorium, stadium, theater | 1 | b | Per 4 seats or every 8 feet of bench |
| 9. Elementary/junior high school | 2 | c | Per classroom |
| 10. High school | 1+1 | c | Per classroom + per 10 students |
| 11. Bowling alley, skating rink, community center | 1 | b | Per 200 square feet |
| 12. Retail store | 1 | b | Per 300 square feet |
| 13. Service repair center; retail store handling bulky merchandise (e.g. furniture) | 1 | b | Per 900 square feet |
| 14. Bank, offices, medical clinic | 1 | b | Per 300 square feet |
| 15. Eating and drinking establishment | 1 | b | Per 250 square feet |
| 16. Wholesale establishment | 1+1 | d | Per 1,000 square feet + 700 square feet of retail |
| 17. Government offices | 1 | b | Per 600 square feet |
| 18. Industrial, manufacturing, processing (0–24,999 square feet and over | 1 | b | Per 700 square feet |
| 19. Industrial, manufacturing, processing (25,000-49,999 square feet) | 1 | b | Per 800 square feet |
| 20. Industrial, manufacturing, processing (50,000-79,999 square feet) | 1 | b | Per 1,000 square feet |
| 21. Industrial, manufacturing, processing (80,000-199,999 square feet) | 1 | b | Per 2,000 square feet |
| 22. Industrial, manufacturing, processing (200,000 square feet and over) | 1 | b | Per 3,000 square feet |
| 23. Warehousing and storage terminals (0 to 49,999 square feet) | 1 | d | Per 2,000 square feet |
| 24. Warehousing and storage terminals (50,000 square feet and over) | 1 | d | Per 5,000 square feet |
(Amended effective 12/3/07, Ordinance #584)
The number of spaces shall comply with the provisions of the Uniform Building Code. Striping and signing of the handicap space(s) shall conform with the Oregon Transportation Commission's standards.
All commercial or industrial buildings shall require a minimum loading space of 12 feet wide, 30 feet long, and 14 feet high in the following amount: for buildings containing over 5,000 square feet of gross floor area, 1 space; for each additional 40,000 square feet of gross floor area, or any portion thereof, 1 space.
All Parking and loading areas shall be developed and maintained as follows:
| Parking Angle | Driveway Width |
| 0 to 40 | 12 feet |
| 41 to 45 | 13 feet |
| 46 to 55 | 15 feet |
| 56 to 70 | 18 feet |
| 71 to 90 | 24 feet |
In addition to the parking requirements in Section 7.2.303, vehicle parking and storage within the R-1, R-2, R-3 and CR zones shall be subject to the following provisions:
(Added ORD 534, Effective 12/05/01)
(Added by Ordinance 589 – Effective 4/2/09)
To provide for the drainage of surface water from all residential, commercial and industrial development; to minimize erosion; to reduce degradation of water quality due to sediments and pollutants in storm water runoff.
The provisions of this Section shall apply to all new residential land partitions and subdivisions, multi-family developments (3 or more units), commercial developments, and industrial development; and to the reconstruction or expansion of such developments.
No construction of any facilities in a development included in Subsection 2.301.02 shall be permitted until a storm drainage and erosion control plan for the project is prepared by a professional engineer, and, approved by the City. This plan shall contain at a minimum:
To provide adequate services and facilities appropriate to the scale and type of development.
All construction, expansion, or redevelopment of structures or parking lots for commercial, multi-family, or industrial uses shall be subject to the landscaping requirements of this Section. The provisions of this Section shall apply to the following types of development:
Where required as part of a land use action, the submitted landscaping plan shall include the following:
Where a multi-family residential development is proposed, sufficient contiguous area shall be provided for open space and recreational purposes. The open space areas shall be subject to the following requirements:
(Added ORD 530 – Effective 7/04/01)
To provide for the orderly, safe, efficient and livable development of land within the City of Dayton.
Application. The provisions of this Section shall apply to all subdivisions and partitions within the City of Dayton.
| Street Classification | Access Spacing |
| Arterial | 150 feet (+/-20%) |
| Collector | 75 feet |
| Local | 25 feet |
During the review of partition proposals, the City shall require, as a condition of approval, the following improvements:
(Revised Ordinance #541, 6/03/02 - Effective 07/03/02)
The following improvements shall be required for all subdivisions:
In addition to other requirements, improvements installed by a developer for any land division, either as a requirement of these regulations or at his own option, shall conform to the requirements of this Code and improvement standards and specifications adopted by the City, and shall be installed in accordance with the following procedure:
Development and improvements associated with land divisions shall comply with the applicable provisions of this Code. The following includes referenced items and applicable requirements:
(Added by ORD 541 – Effective 07/03/02)
Specific standards for lot size or area, for lot dimensions, and for lot coverage are set forth in the applicable zone. Where a standard for lot coverage is expressed as a percentage, such standard means the percentage of total lot area covered by buildings and by roofed but unenclosed structures, whether or not attached to buildings. Covered structures less than five feet in height and having less than 20 square feet of gross floor area shall not be included in calculating lot coverage.
(Revised ORD 534 – Effective 12/05/01)
Planter boxes, chimneys and flues, steps, cornices, eaves, gutters, belt courses, leaders, sills, pilasters, lintels, and other ornamental features of not more than two feet, from main buildings, uncovered porches and covered but unenclosed porches when not more than one story high and which do not extend more than ten feet beyond the front walls of the building are exempt from the front yard setback provisions.
A clear vision area shall be maintained where streets and private points of access intersect. The clear vision area shall conform with the following:
Figure 7.2.308.08 Vision Clearance Areas

For single family residential and duplex uses on an individual lot:
For multi-family, public, semi-public, commercial and industrial uses:
Planned Unit Development projects may be applied for by the owner of all the property involved, if under one ownership, or jointly by all owners of the property in the area proposed for the Planned Unit Development project, if there is more than one owner.
In a Planned Unit Development only the following uses are permitted:
Planned Unit Developments shall comply with the following development standards:
Planned Unit Developments shall be processed in accordance with the submittal requirements and procedures established for a subdivision. Approval shall only be granted if the requirements of this Section and all other applicable requirements of this Code are met.
Development Standards
All new single-family, two-family, and single-room occupancy dwellings, including manufactured homes located on individual lots, shall contain at least three (3) of the following design elements on the side of the house which fronts the street, to provide architectural relief:
The purpose of this Section is to carry out the Comprehensive Plan with respect to development standards and policies and promote and maintain healthy environments and minimize development impacts upon surrounding properties and neighborhoods.
Standards for the provision and utilization of public facilities or services available within the City of Dayton shall apply to all land developments in accordance with the following table of reference. No development permit, including building permit, shall be approved or issued unless:
| LAND USE | FIRE HYDRANT | STREET IMPROVEMENT | WATER HOOKUP | SEWER HOOKUP | STORM DRAIN | BIKE PARKING AND BIKEWAY; PEDESTRIAN WAYS |
| SFD/Duplex | No | C-2 | Yes | Yes | Yes | Yes |
| MFD | Yes | Yes | Yes | Yes | Yes | Yes (4 plus units) |
| New Public, commercial or Industrial | Yes | Yes | Yes | Yes | Yes | Yes |
| Public, Commercial or Industrial Expansion | C-1 | Yes | Yes | Yes | Yes | Yes |
| Partition, Subdivision, MHP | Yes | Yes | Yes | Yes | Yes | Yes |
The purpose of the street standards are to provide for safe, efficient, and convenient vehicular movement in the City; to provide reasonably direct access to all proposed developments; to provide adequate area in all public rights-of-way for pedestrians, bicycles, sanitary sewers, storm sewers, water lines, power lines and other utilities commonly and appropriately placed in such rights-of-way; and, to provide improvement standards for dedicated but unimproved or partially improved right-of-ways.
(Amended by Ordinance 589 – Effective 4/2/09)
The provisions of this Section shall be applicable for the following:
The following provisions shall apply to the dedication, construction, improvement or other development of all public streets in the City of Dayton:
The following standards are general criteria for public streets in the City of Dayton. These standards shall be the minimum requirements for all streets, except where modifications are permitted under Subsection 2.202.05.
STREET STANDARDS
| SERVICE AREA (a),(b),(c),(d) | WIDTH CURB/CURB | CURB (f),(g) | SIDEWALK (e) | TOTAL R-O-W WIDTH |
| LOCAL STREET I Up to 19 d/u or serving 190 ADT or 79,999 sf. | Parking 2 sides 30 feet | 6"/side (1 ft. total) | 5 ft. curbline Two sides | 46 feet |
| LOCAL STREET II 20-79 d/u or 200-790 ADT or 79,999-319,999 sf | Parking 2 sides 32 feet | 6"/side (1 ft. total) | 5 ft. curbline Two sides | 48 feet |
| LOCAL STREET III 80 or more d/u or 800 or more ADT or more than 320,000 sf | Parking 2 sides 34 feet | 6"/side (1 ft. total) | 5 ft. curbline Two sides | 50 feet |
| CUL-DE-SAC or less than 450 ADT or less than 183,999 sf | As above; Min. Curb Radius 38 feet | 6"/side (1 ft. total) | 5 ft. curbline entire cul-de-sac | |
| COLLECTOR | (i) | (i) | (i) | (i) |
| ARTERIAL | (i) | (i) | (i) | (i) |
| (a) ADT = Average Daily Trips (ITE, Trip Generation Manual)
(b) Trip Generation Rater for SFD = 10 ADT
(c) Minimum Lot Size = 5,000 sq. ft.; Duplex = 7,000 sq. ft. (d) Calculated per street entrance; use largest number. (e) Required width around signs, mailboxes, utility poles, etc. | (f) Full curb height between driveways.
(g) Max. 2 weep holes through curb face per lot. (h) Additional easements may be necessary. (i) Collector and arterial streets will be evaluated on an individual basis. | |||
The City may allow modification to the public street standards of Subsection 2.302.04, when the following criteria are satisfied:
Construction specifications for all public streets shall comply with the standards of the most recently adopted public works/street standards of the City of Dayton.
Streets and other right-of-ways that are not dedicated for public use shall comply with the following:
(Revised by Ordinance #541, 6/03/02 - Effective 07/03/02)
A private access driveway created as the result of an approved partitioning shall conform to the following.
(Revised by Ordinance #541, 6/03/02 - Effective 07/03/02)
The following shall apply to all lots and parcels that are accessed by either a private street or private access driveway:
(Added by Ordinance #541, 6/03/02 - Effective 07/03/02)
Accessways shall meet the following design standards:
(Added by Ordinance 589 – Effective 4/2/09)
The purpose of this Section is to provide adequate areas for the parking, maneuvering, loading and unloading of vehicles for all land uses in the City.
The provisions of this Section shall apply to the following types of development:
Off-street parking and loading areas shall be provided on the same lot with the main building or structure or use except that:
Parking area may be used for a loading area during those times when the parking area is not needed or used. Parking areas may be shared subject to City Manager approval for public, commercial and industrial uses where hours of operation or use are staggered such that peak demand periods do not occur simultaneously. Such joint use shall not be approved unless satisfactory legal evidence is presented which demonstrates the access and parking rights of parties. (Amended ORD 608 effective 10/06/11)
| LAND USE ACTIVITY | MOTOR VEHICLE SPACES | BICYCLE SPACES | HOW MEASURED |
| 1. All dwelling types, except ADU’s | 2 | a | Per dwelling unit |
| 2. Accessory dwelling unit (ADU) | 1 | a | Per dwelling unit |
| 3. Senior apartments | 1 | a | Per dwelling unit |
| 4. Hotel, motel, bed & breakfast | 1 | b | Per guest room |
| 5. Club, lodge (Combination of uses being conducted: hotel, restaurant, etc.) | |||
| 6. Hospital, nursing home, convalescent home, assisted care centers | 1 | b | Per 2 beds |
| 7. Assisted living centers (amended ORD 584-12/3/07) | .5 | b | Per room |
| 8. Churches, auditorium, stadium, theater | 1 | b | Per 4 seats or every 8 feet of bench |
| 9. Elementary/junior high school | 2 | c | Per classroom |
| 10. High school | 1+1 | c | Per classroom + per 10 students |
| 11. Bowling alley, skating rink, community center | 1 | b | Per 200 square feet |
| 12. Retail store | 1 | b | Per 300 square feet |
| 13. Service repair center; retail store handling bulky merchandise (e.g. furniture) | 1 | b | Per 900 square feet |
| 14. Bank, offices, medical clinic | 1 | b | Per 300 square feet |
| 15. Eating and drinking establishment | 1 | b | Per 250 square feet |
| 16. Wholesale establishment | 1+1 | d | Per 1,000 square feet + 700 square feet of retail |
| 17. Government offices | 1 | b | Per 600 square feet |
| 18. Industrial, manufacturing, processing (0–24,999 square feet and over | 1 | b | Per 700 square feet |
| 19. Industrial, manufacturing, processing (25,000-49,999 square feet) | 1 | b | Per 800 square feet |
| 20. Industrial, manufacturing, processing (50,000-79,999 square feet) | 1 | b | Per 1,000 square feet |
| 21. Industrial, manufacturing, processing (80,000-199,999 square feet) | 1 | b | Per 2,000 square feet |
| 22. Industrial, manufacturing, processing (200,000 square feet and over) | 1 | b | Per 3,000 square feet |
| 23. Warehousing and storage terminals (0 to 49,999 square feet) | 1 | d | Per 2,000 square feet |
| 24. Warehousing and storage terminals (50,000 square feet and over) | 1 | d | Per 5,000 square feet |
(Amended effective 12/3/07, Ordinance #584)
The number of spaces shall comply with the provisions of the Uniform Building Code. Striping and signing of the handicap space(s) shall conform with the Oregon Transportation Commission's standards.
All commercial or industrial buildings shall require a minimum loading space of 12 feet wide, 30 feet long, and 14 feet high in the following amount: for buildings containing over 5,000 square feet of gross floor area, 1 space; for each additional 40,000 square feet of gross floor area, or any portion thereof, 1 space.
All Parking and loading areas shall be developed and maintained as follows:
| Parking Angle | Driveway Width |
| 0 to 40 | 12 feet |
| 41 to 45 | 13 feet |
| 46 to 55 | 15 feet |
| 56 to 70 | 18 feet |
| 71 to 90 | 24 feet |
In addition to the parking requirements in Section 7.2.303, vehicle parking and storage within the R-1, R-2, R-3 and CR zones shall be subject to the following provisions:
(Added ORD 534, Effective 12/05/01)
(Added by Ordinance 589 – Effective 4/2/09)
To provide for the drainage of surface water from all residential, commercial and industrial development; to minimize erosion; to reduce degradation of water quality due to sediments and pollutants in storm water runoff.
The provisions of this Section shall apply to all new residential land partitions and subdivisions, multi-family developments (3 or more units), commercial developments, and industrial development; and to the reconstruction or expansion of such developments.
No construction of any facilities in a development included in Subsection 2.301.02 shall be permitted until a storm drainage and erosion control plan for the project is prepared by a professional engineer, and, approved by the City. This plan shall contain at a minimum:
To provide adequate services and facilities appropriate to the scale and type of development.
All construction, expansion, or redevelopment of structures or parking lots for commercial, multi-family, or industrial uses shall be subject to the landscaping requirements of this Section. The provisions of this Section shall apply to the following types of development:
Where required as part of a land use action, the submitted landscaping plan shall include the following:
Where a multi-family residential development is proposed, sufficient contiguous area shall be provided for open space and recreational purposes. The open space areas shall be subject to the following requirements:
(Added ORD 530 – Effective 7/04/01)
To provide for the orderly, safe, efficient and livable development of land within the City of Dayton.
Application. The provisions of this Section shall apply to all subdivisions and partitions within the City of Dayton.
| Street Classification | Access Spacing |
| Arterial | 150 feet (+/-20%) |
| Collector | 75 feet |
| Local | 25 feet |
During the review of partition proposals, the City shall require, as a condition of approval, the following improvements:
(Revised Ordinance #541, 6/03/02 - Effective 07/03/02)
The following improvements shall be required for all subdivisions:
In addition to other requirements, improvements installed by a developer for any land division, either as a requirement of these regulations or at his own option, shall conform to the requirements of this Code and improvement standards and specifications adopted by the City, and shall be installed in accordance with the following procedure:
Development and improvements associated with land divisions shall comply with the applicable provisions of this Code. The following includes referenced items and applicable requirements:
(Added by ORD 541 – Effective 07/03/02)
Specific standards for lot size or area, for lot dimensions, and for lot coverage are set forth in the applicable zone. Where a standard for lot coverage is expressed as a percentage, such standard means the percentage of total lot area covered by buildings and by roofed but unenclosed structures, whether or not attached to buildings. Covered structures less than five feet in height and having less than 20 square feet of gross floor area shall not be included in calculating lot coverage.
(Revised ORD 534 – Effective 12/05/01)
Planter boxes, chimneys and flues, steps, cornices, eaves, gutters, belt courses, leaders, sills, pilasters, lintels, and other ornamental features of not more than two feet, from main buildings, uncovered porches and covered but unenclosed porches when not more than one story high and which do not extend more than ten feet beyond the front walls of the building are exempt from the front yard setback provisions.
A clear vision area shall be maintained where streets and private points of access intersect. The clear vision area shall conform with the following:
Figure 7.2.308.08 Vision Clearance Areas

For single family residential and duplex uses on an individual lot:
For multi-family, public, semi-public, commercial and industrial uses:
Planned Unit Development projects may be applied for by the owner of all the property involved, if under one ownership, or jointly by all owners of the property in the area proposed for the Planned Unit Development project, if there is more than one owner.
In a Planned Unit Development only the following uses are permitted:
Planned Unit Developments shall comply with the following development standards:
Planned Unit Developments shall be processed in accordance with the submittal requirements and procedures established for a subdivision. Approval shall only be granted if the requirements of this Section and all other applicable requirements of this Code are met.