Building Setbacks & Zoning in Gaston County, NC (2026)
3 rules for unincorporated Gaston County, North Carolina.
Verified from official government sources
Setback Rules
A single-family home in Gaston County's R-1, R-2, or R-3 district needs a 30-foot front setback, a 15-foot side setback, and a 25-foot rear setback under Table 7.1-2 of the Unified Development Ordinance. The low-density RLD district requires 50 feet in front and 40 in the rear, and every district adds extra setback on corner lots.
Yard Setbacks in Unincorporated Gaston County
Some RestrictionsGaston County Unified Development Ordinance § 7.5, Table 7.1-2(C)(1)
Minimum Front Yard Setback (feet)[3] Standard R-1 R-2 R-3 RLD RS-20 RS-12 RS-8 RMF Single-family Dwellings; Manufactured Homes; Family Care Homes; Rooming House; Day Care Center, Class A 30 30 30 50 30 30 30 30
Structure Height Limits
Gaston County caps single-family and two-family homes at 45 feet in every conventional residential zoning district, from R-1 through RMF, with limited exceptions for rooftop equipment and taller planned developments.
Residential Building Height Limits
Some RestrictionsGaston County Unified Development Ordinance § 7.5, Table 7.1-2(F)(1)
Table 7.1-2(F)(1) Maximum Building Height (feet)[2] Standard R-1 R-2 R-3 RLD RS-20 RS-12 RS-8 RMF / Single-family Dwellings; Manufactured Homes; Family Care Homes; Rooming House; Day Care Center, Class A: 45 45 45 45 45 45 45 45 / Two-family Dwelling; Bed and Breakfast Inn: 45 45 45 45 45 45 45 45 / All Other Uses [2]: 45 45 45 45 45 45 45 45. [2] Exceptions to height limitations are found in S...
Lot Coverage Limits
Gaston County's standard zoning tables set no maximum lot-coverage percentage; Tables 7.1-2 through 7.1-5 regulate lot size, setbacks, and height but never cap building or impervious coverage. The real coverage limit lives in Chapter 15's Water Supply Watershed Regulations, which cap built-upon area inside the county's mapped watershed districts, from six percent in a critical area up to 24 percent or more in a balance-of-watershed district.
Watershed Lot Coverage Limits in Gaston County
Some RestrictionsGaston County Unified Development Ordinance § 15.5.2(C)
C.Buffalo Creek WS-III-BW (Balance of Watershed), referred to as: BCWSIII-BW. In order to maintain low to moderate land use intensity, single family detached uses shall develop at a maximum of two dwelling units per acre (2 du/ac). All other residential and non-residential development shall be allowed at a maximum of 24 percent built-upon area. In addition, new development and expansions to exi...
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