What the Columbia zoning ordinance says about lot size and width, district by district. Section numbers link to the official ordinance.
CD-2 allows a maximum density of 1 density unit per acre, and the density and block standards apply to Development Parcels as defined in Section 5.1. Lot and building site dimensions are set in the Lot Occupation rows of Table 4.3.1-A. Individual lot minimums depend on building type, so read the table row for the proposed building type and confirm with Development Services.
CD-3L allows a maximum density of 2 density units per acre and a block perimeter of 3,600 ft max, both applicable to Development Parcels. Lot and building site widths are set by building type in the Lot Occupation rows of Table 4.3.1-B. Read the row for the proposed building type and confirm with Development Services.
CD-3 allows a maximum density of 4 density units per acre and a block perimeter of 2,800 ft max on Development Parcels. Lot or building site width: House 40 ft min if alley loaded at the rear, otherwise 65 ft min; Duplex 50 ft min for each unit. Confirm lot area rows in Table 4.3.1-C for the specific building type.
SD-MHP allows 6 density units per acre max on Development Parcels, with one principal building max per manufactured home site or building site. Site dimensions come from the Lot Occupation rows of Table 4.3.1-H.
Enter an address. We identify the zoning district and assemble what the ordinance says about it: permitted uses, dimensional rules, accessory structures, and the approval process.
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