12 RESIDENTIAL DEVELOPMENT STANDARDS
Categories (meeting all zoning requirements) | Review by | Notification |
1. Single story addition (rear) | Staff | None |
2. Single story addition (front) | Staff | Sign |
3. New SFR single story | DRC | Sign and 200' radius mailing |
4. Two story addition to a two story house | DRC | Sign and 400' radius mailing |
5. Two story addition to a single story house | DRC | Sign and 400' radius mailing |
6. New SFR two story | DRC | Sign and 400' radius mailing |
MAXIMUM ACCESSORY BUILDING F.A.R. | |
LOT SIZE | FLOOR AREA RATIO |
Under one acre | 10% (2,000 square foot maximum) |
One acre and above | 8% |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK |
Front | A street | Main or accessory | 25' |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK |
Side | Other lots or an alley | Main - first story | 10% of lot width, 5' minimum, 15' maximum |
Side | Other lots, a street or alley | Main - second story | 15' |
Side | Other lots or an alley | Accessory (except garages opening to alley) | 3' |
Side | An alley | Garages opening to alley | 25' from opposite side of alley |
Side | A street | Main or accessory | 10% of lot width, 10' minimum |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK |
Rear | Another lot or an alley | Main - first story | 25% of lot depth, minimum 20' |
Rear | Another lot or an alley | Main - second story | 25% of lot depth, plus 10' |
Rear | Another lot or an alley | Accessory (except garages opening to alley) | 3' |
Rear | An alley | Garages opening to an alley | 25' from opposite side of alley |
LOT WIDTH | MAXIMUM BUILDING HEIGHT |
Less than 75' | 27' |
75' and greater | 30' |
REQUIRED SEPARATION
| |
First story | 6' |
Second story | 20' |
MINIMUM LOT AREA | MINIMUM LOT WIDTH | MINIMUM LOT DEPTH | |
RE | 20,000 square feet | 75 feet | 100 feet |
RL | 7,500 square feet | 75 feet | 100 feet |
MAXIMUM ACCESSORY BUILDING F.A.R. | |
LOT SIZE | FLOOR AREA RATIO |
Under one acre | 10% (2,000 square foot maximum) |
One acre and above | 8% |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK |
Front | A street | Main or accessory | 25' |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK |
Side | Other lots or an alley | Main - first story | Total on both side yard setbacks is 24% of lot width, 5' minimum |
Side | Other lots, a street or alley | Main - second story | 12' second story setback |
Side | Other lots or an alley | Accessory (except garages opening to alley) | 3' |
Side | An alley | Garages opening to alley | 25' from opposite side of alley |
Side | A street | Main or accessory | 10' |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK (in feet) | |
Rear | Another lot or alley | RE | Main - first story | 25% of lot depth, Minimum 20' |
Main - second story | 25% of lot depth, plus 10' | |||
RL | Main - first story | 20% of lot depth, Minimum 20' | ||
Main - second story | 20% of lot depth, Plus 10' | |||
Rear | Another lot or alley | Accessory (except garages opening to alley) | 3 | |
Rear | An alley | Garages opening to alley | 25 from opposite side of alley | |
LOT WIDTH | MAXIMUM BUILDING HEIGHT |
Less than 75' | 27' |
75' and greater | 30' |
REQUIRED SEPARATION | |
First story | 6' |
Second story | 20' |
ZONE
|
MINIMUM LOT WIDTH (feet) | MINIMUM LOT DEPTH (feet) | MINIMUM LOT AREA (square feet) | DENSITY |
RM**** RM****/PUD | 75 | 100 | 10,000 | 1 unit per designated (****) square foot of lot area |
RM/RH | 100 | 100 | 15,000 | Lots<15,000 square feet RM25001 Lots>15,000 square feet 75% FAR2 |
RH | 100 | 100 | 15,000 | Lots<15,000 square feet3 Lots>15,000 square feet 75% FAR2 |
1 One unit for each 2,500 square feet of lot area. 2 75% Floor Area Ratio (gross dwelling/lot area). 3 Two units for the first 5,000 square feet of lot area, with an additional unit for every 1,500 square feet over 5,000. | ||||
EFFICIENCY APARTMEN T | STUDIO | 1-BEDROO M | 2-BEDROO M | 3-BEDROOM | OVER 3-BEDROOM |
220 | 500 | 600 | 800 | 1,000 | Add 50 square ft. for every bedroom over 3
|
ZONE | FLOOR AREA RATIO (in percent) |
All RM and RM/PUD | 40 |
RM/RH | 40/75 |
RH | 75 |
ZONE | FLOOR AREA RATIO (in percent) |
All RM and RM/PUD | 20 |
RM/RH | 20/40 |
RH | 40 |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK (in feet) |
Front | A street | Main or accessory | 25 |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK (in feet) |
Side | Other lots or an alley | Main - first story | 10% of lot width 5 minimum 15 maximum |
Side | Other lots or an alley | Main-second story | RM zones - 8 RH zone - 6 |
Side | A street | Main or accessory | 10% of lot width 10 minimum 15 maximum |
Side | Other lots or an alley | Accessory (except garages opening to alley) | 0 |
Side | An alley | Garages opening to alley | 25 from opposite side of alley |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK (in feet) |
Rear | Another lot or an alley | Main | 20 |
Rear | Another lot or an alley | Accessory (except garages opening to alley) | 0 |
Rear | An alley | Garages opening to an alley | 25 from opposite side of alley |
REQUIRED SEPARATION (in feet)
| |||
Single-family
|
Multi-family RM zones |
Multi-family RH zone
| |
First story | 6 | 10 | 8 |
Second story | 12 | 15 | 12 |




12 RESIDENTIAL DEVELOPMENT STANDARDS
Categories (meeting all zoning requirements) | Review by | Notification |
1. Single story addition (rear) | Staff | None |
2. Single story addition (front) | Staff | Sign |
3. New SFR single story | DRC | Sign and 200' radius mailing |
4. Two story addition to a two story house | DRC | Sign and 400' radius mailing |
5. Two story addition to a single story house | DRC | Sign and 400' radius mailing |
6. New SFR two story | DRC | Sign and 400' radius mailing |
MAXIMUM ACCESSORY BUILDING F.A.R. | |
LOT SIZE | FLOOR AREA RATIO |
Under one acre | 10% (2,000 square foot maximum) |
One acre and above | 8% |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK |
Front | A street | Main or accessory | 25' |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK |
Side | Other lots or an alley | Main - first story | 10% of lot width, 5' minimum, 15' maximum |
Side | Other lots, a street or alley | Main - second story | 15' |
Side | Other lots or an alley | Accessory (except garages opening to alley) | 3' |
Side | An alley | Garages opening to alley | 25' from opposite side of alley |
Side | A street | Main or accessory | 10% of lot width, 10' minimum |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK |
Rear | Another lot or an alley | Main - first story | 25% of lot depth, minimum 20' |
Rear | Another lot or an alley | Main - second story | 25% of lot depth, plus 10' |
Rear | Another lot or an alley | Accessory (except garages opening to alley) | 3' |
Rear | An alley | Garages opening to an alley | 25' from opposite side of alley |
LOT WIDTH | MAXIMUM BUILDING HEIGHT |
Less than 75' | 27' |
75' and greater | 30' |
REQUIRED SEPARATION
| |
First story | 6' |
Second story | 20' |
MINIMUM LOT AREA | MINIMUM LOT WIDTH | MINIMUM LOT DEPTH | |
RE | 20,000 square feet | 75 feet | 100 feet |
RL | 7,500 square feet | 75 feet | 100 feet |
MAXIMUM ACCESSORY BUILDING F.A.R. | |
LOT SIZE | FLOOR AREA RATIO |
Under one acre | 10% (2,000 square foot maximum) |
One acre and above | 8% |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK |
Front | A street | Main or accessory | 25' |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK |
Side | Other lots or an alley | Main - first story | Total on both side yard setbacks is 24% of lot width, 5' minimum |
Side | Other lots, a street or alley | Main - second story | 12' second story setback |
Side | Other lots or an alley | Accessory (except garages opening to alley) | 3' |
Side | An alley | Garages opening to alley | 25' from opposite side of alley |
Side | A street | Main or accessory | 10' |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK (in feet) | |
Rear | Another lot or alley | RE | Main - first story | 25% of lot depth, Minimum 20' |
Main - second story | 25% of lot depth, plus 10' | |||
RL | Main - first story | 20% of lot depth, Minimum 20' | ||
Main - second story | 20% of lot depth, Plus 10' | |||
Rear | Another lot or alley | Accessory (except garages opening to alley) | 3 | |
Rear | An alley | Garages opening to alley | 25 from opposite side of alley | |
LOT WIDTH | MAXIMUM BUILDING HEIGHT |
Less than 75' | 27' |
75' and greater | 30' |
REQUIRED SEPARATION | |
First story | 6' |
Second story | 20' |
ZONE
|
MINIMUM LOT WIDTH (feet) | MINIMUM LOT DEPTH (feet) | MINIMUM LOT AREA (square feet) | DENSITY |
RM**** RM****/PUD | 75 | 100 | 10,000 | 1 unit per designated (****) square foot of lot area |
RM/RH | 100 | 100 | 15,000 | Lots<15,000 square feet RM25001 Lots>15,000 square feet 75% FAR2 |
RH | 100 | 100 | 15,000 | Lots<15,000 square feet3 Lots>15,000 square feet 75% FAR2 |
1 One unit for each 2,500 square feet of lot area. 2 75% Floor Area Ratio (gross dwelling/lot area). 3 Two units for the first 5,000 square feet of lot area, with an additional unit for every 1,500 square feet over 5,000. | ||||
EFFICIENCY APARTMEN T | STUDIO | 1-BEDROO M | 2-BEDROO M | 3-BEDROOM | OVER 3-BEDROOM |
220 | 500 | 600 | 800 | 1,000 | Add 50 square ft. for every bedroom over 3
|
ZONE | FLOOR AREA RATIO (in percent) |
All RM and RM/PUD | 40 |
RM/RH | 40/75 |
RH | 75 |
ZONE | FLOOR AREA RATIO (in percent) |
All RM and RM/PUD | 20 |
RM/RH | 20/40 |
RH | 40 |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK (in feet) |
Front | A street | Main or accessory | 25 |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK (in feet) |
Side | Other lots or an alley | Main - first story | 10% of lot width 5 minimum 15 maximum |
Side | Other lots or an alley | Main-second story | RM zones - 8 RH zone - 6 |
Side | A street | Main or accessory | 10% of lot width 10 minimum 15 maximum |
Side | Other lots or an alley | Accessory (except garages opening to alley) | 0 |
Side | An alley | Garages opening to alley | 25 from opposite side of alley |
LOT LINE | BOUNDED BY | BUILDING TYPE | REQUIRED SETBACK (in feet) |
Rear | Another lot or an alley | Main | 20 |
Rear | Another lot or an alley | Accessory (except garages opening to alley) | 0 |
Rear | An alley | Garages opening to an alley | 25 from opposite side of alley |
REQUIRED SEPARATION (in feet)
| |||
Single-family
|
Multi-family RM zones |
Multi-family RH zone
| |
First story | 6 | 10 | 8 |
Second story | 12 | 15 | 12 |



