Village of Chatham, NY: zoning for new construction

Residential (1- & 2-family) - The lot minimum shown covers the first dwelling unit at 7,500 sq ft; a second unit requires another 2,500 sq ft. Residential coverage is capped by a formula rather than a flat percentage: 2,400 sq ft plus 25% of lot area up to 3 acres plus 5% of the area beyond 3 acres.

• A multifamily dwelling needs 5,000 sq ft for the first unit plus 2,500 sq ft for each additional one, on a 100 ft lot, with 20 ft side and 40 ft rear yards and up to 3 storeys and 40 ft.
• The residential coverage formula counts associated accessory uses along with the dwelling.
• A nonresidential use requires 10,000 sq ft of lot area and 75 ft of lot width.
• There is a floor as well as a ceiling on building height: minimum 1 storey, maximum 2 1/2 storeys.
• In the Historic Overzone (HO), the density regulations of the underlying district apply.
• Existing undersized lots are treated under § 110-47 and accessory structures and uses under § 110-24.

Suburban Residential - A two-family home needs 15,000 sq ft for the first unit plus 5,000 sq ft for the second, and residential coverage is set by a formula: 2,400 sq ft plus 25% of the lot area up to 3 acres plus 5% of the lot area beyond 3 acres, including accessory uses.

• A nonresidential use takes 20,000 sq ft, with a minimum lot width of 100 ft.
• The schedule sets a floor as well as a ceiling on height: minimum 2 storeys, maximum 2 1/2 storeys and 35 ft.
• Existing undersized lots are handled under § 110-47.
• Accessory structures and uses are governed by § 110-24.
• The Historic Overzone (HO) applies the density regulations of the underlying district and adds no figures of its own.

Commercial 1 - For residential uses, including their accessory uses, lot coverage is capped at 2,400 sq ft plus 25% of the lot area up to 3 acres plus 5% of the lot area beyond 3 acres.

• Buildings must be at least 2 storeys and no more than 3 storeys.
• Minimum lot area and lot width are not required in C-1.
• The front yard ranges from 0 to 10 ft for residential uses and is 0 ft for nonresidential uses, and it is reduced or enlarged to conform to neighbourhood conditions.
• A parcel in the Historic Overzone follows the density regulations of the underlying district.
• Existing undersized lots are covered by § 110-47, and accessory structures and uses by § 110-24.

Commercial 2 (Church-Coleman) - A nonresidential use needs 15,000 sq ft of lot on a 75 ft width, well above the residential minimum shown, and the coverage percentage shown is the nonresidential figure. Residential coverage runs off a formula instead.

• Residential lot area is 7,500 sq ft for the first dwelling unit plus 2,500 sq ft for the second.
• Residential coverage, including associated accessory uses, is capped at 2,400 sq ft plus 25% of the lot area up to 3 acres plus 5% of the lot area beyond 3 acres.
• The schedule sets a minimum of 2 storeys as well as a maximum of 2 1/2 storeys and 35 ft, so there is a floor on building height as well as a ceiling.
• The Historic Overzone (HO) applies the density regulations of the underlying district and adds no figures of its own.
• Existing undersized lots are addressed at § 110-47, and accessory structures and uses at § 110-24.

Commercial 3 (Southern Gateway) - The lot size, width and coverage figures shown are the nonresidential standard. Residential uses, including associated accessory uses, are capped instead by a formula: 2,400 sq ft plus 25% of lot area up to 3 acres plus 5% of lot area beyond 3 acres.

• A multifamily dwelling needs 5,000 sq ft for the first unit plus 2,500 for each additional, on a 100 ft lot, up to 3 storeys and 40 ft.
• The schedule sets a floor as well as a ceiling on height: minimum 2 storeys, maximum 2 1/2 storeys and 35 ft.
• More than one business may be allowed on a lot, with the number fixed when the special use permit is issued.
• The Planning Board may modify the side yard setback on a multiple-use site.
• The Historic Overzone (HO) applies the density regulations of the underlying district, so it adds no figures of its own.
• Existing undersized lots are covered by § 110-47, and accessory structures and uses by § 110-24.

Industrial - The figures shown apply to nonresidential uses. For residential uses, including their accessory uses, lot coverage is capped at 2,400 sq ft plus 25% of the lot area up to 3 acres plus 5% of the lot area beyond 3 acres.

• A parcel in the Historic Overzone follows the density regulations of the underlying district.
• Existing undersized lots are covered by § 110-47, and accessory structures and uses by § 110-24.