[Amended 8-12-2025 by Ord. No. 431]
The purpose of the Mixed-Use Zoning Overlay District is to encourage small-scale business and residential uses consistent with the historic and pedestrian-scale characteristics that exist and which are unique to Charlestown village, to preserve the Town's heritage, to strengthen the local economy, to continue small town character and to promote the general welfare of the Town. The Mixed-Use Zoning Overlay District regulations set forth herein are consistent with and further implement the Town of Charlestown Comprehensive Plan, dated 1991, and any amendments thereto. These regulations are also intended to preserve the rural small town character of the Town, to encourage the most appropriate use of land, to enhance the beauty of the community, to provide affordable housing opportunities, to be consistent with the Rhode Island Coastal Resources Management Council Special Area Management Plan and to protect the character of the Charlestown village neighborhoods. These regulations shall be construed in a manner to further implement the goals, policies and applicable elements of the Charlestown Comprehensive Plan, dated 1991, and any amendments thereto.
A. Boundary. The boundary of the Mixed-Use Zoning Overlay District is attached hereto as Exhibit A and is incorporated herein by this reference (the "Mixed-Use Zoning Overlay District"). The Town Clerk is hereby authorized and directed to revise the Official Zoning Map of the Town of Charlestown that is part of the zoning ordinance.
B. General Provisions. The Mixed-Use Zoning Overlay District shall be governed and controlled by the following:
(1) General Provisions. All activities, additions, alterations, renovations, and new construction that occur within the Mixed-Use Zoning Overlay District that require the issuance of a building permit shall first be reviewed pursuant to the provisions of ARTICLE XII, Development Plan Review and Land Development Review of the Charlestown Zoning Ordinance.
(2) Density. No more than one dwelling unit per lot is permitted in the Mixed Use Zoning Overlay District, unless low or moderate income housing units are provided at a rate of fifty-nine (59) percent to each and every market rate dwelling unit. To be eligible to create more than one dwelling unit on any property located within the Mixed Use Zoning Overlay District, all required federal, state and/or local approvals/permits must be obtained and the total number of dwelling units shall be limited to the following formula:
| Density is expressed in the following formula, where: |
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| A | = | Number of Low or Moderate Income Dwelling Units |
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| P | = | Percentage of Low or Moderate Income Dwelling Units - (59%) |
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| N | = | Total Number of Dwelling Units. |
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| M | = | Number of Market Rate Dwelling Units. |
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| A | = | N X P rounded down to nearest whole number (M = N -A) |
(3) New Construction.
(a) New building construction on any C1 or C2 zoned lot in the Mixed-Use Zoning Overlay District shall not have less square footage devoted to commercial use than the square footage of the footprint of the building. A second or third floor may have residential uses provided that the proper septic and well approvals can be obtained from the proper granting authorities.
(b) New commercial building construction may have residential uses at ground level attached to the building at the side or rear, however the square footage of ground level residential uses shall not be greater than the commercial building footprint square footage. The building must meet all setback requirements and have proper well and septic approvals from the proper granting authorities. A second or third floor may have residential and/or commercial uses provided that the proper septic and well approvals can be obtained from the proper granting authorities.
(4) Alterations/Additions. An existing commercial building may add second and third floors containing residential and/or commercial uses. If residential is to be added to an existing commercial building at ground level, it must be attached at the side or rear and may not exceed nor reduce the square footage of the commercial use in the existing commercial building.
(5) Nonconforming Uses. Current non-conforming residential uses on C1 and C2 zoned lots within the Mixed-Use Zoning Overlay District shall become conforming upon passage of this Ordinance. Such property shall regain the rights of any other residence in a residential zone as long as the residence remains one-family. In addition, any residential use located on a C1 or C2 zoned lot may add an attached commercial use to the residence. All setback requirements for the underlying zoning in which the use is located must be observed, along with well and septic permits granted from the proper authorities.
(6) Prohibited Uses/Structures. No new residential-only buildings shall be built on any C1 or C2 zoned lot in the Mixed-Use Zoning Overlay District.
C. Dimensional and Design Regulations
(1) General. Unless specifically modified in this provision of the Charlestown Zoning Ordinance, all the otherwise applicable dimensional and design standards for new and altered structures, uses and land shall be required.
(2) Building Footprint. The maximum building footprint for all new construction of any single building is limited to 10,000 square feet. Buildings with footprints of less than 5,000 square feet are permitted by-right, subject to review pursuant to ARTICLE XII, Development Plan Review and Land Development Review of the Charlestown Zoning Ordinance. Buildings with footprints of 5,000 square feet up to 10,000 square feet shall be permitted only upon the issuance of a special use permit, pursuant to §
218-23 and review pursuant to ARTICLE XII of the Charlestown Zoning Ordinance. More than one building per lot is permitted, subject to compliance with all other applicable provisions of the Charlestown Zoning Ordinance.
(3) Building Height. All buildings on any lot zoned C1 and C2 within the Mixed-Use Zoning Overlay District shall be limited to 35 feet in height.
(4) Bulk and Massing. The massing of new commercial buildings shall be deemphasized in a variety of ways, including the use of projecting and recessed sections, to reduce their apparent overall bulk and volume.
(5) Roofing and Fascia. New buildings shall be topped with pitched roofs with overhanging eaves, but flat roofs with articulated parapets and cornices may be allowed at the discretion of the Administrative Officer or, if referred, the Planning Commission. The use of fascias, dormers and gables is encouraged to provide visual interest.
(6) Setbacks. The required minimum front yard setback for any principal use located in the Mixed-Use Zoning Overlay District and zoned C1 or C2 shall be no less than twenty (20) feet from the property line. All other dimensional standards of the underlying zoning district shall govern the building envelope for parcels located in the Mixed-Use Zoning Overlay District.
(7) Landscaping. The provisions of §
218-74 of the Charlestown Zoning Ordinance shall govern the landscape improvement requirements of the Mixed-Use Zoning Overlay District.