Zoning Overlays & Bonuses in Dorchester County, SC (2026)

1 rule for unincorporated Dorchester County, South Carolina.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Dorchester County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Density Bonus Law

Dorchester County lets cluster subdivisions add up to 25% more units above their base Cluster Yield Plan as a matter of right. Builders earn the bonus in pieces by adding open space, wider buffers, specific architectural features, community land or connectivity design under the Zoning and Land Development Standards.

Dorchester County Cluster Density Bonus Rules

Light Restrictions

Dorchester County Zoning and Land Development Standards (Ordinance No. 04-13), Section 10.7.7

10.7.7 Bonus Density The following bonus density may be added to the Cluster Yield Plan as a matter of right. Bonus Densities are additive in nature up to 25% per subdivision. Percentages are applied against the calculated base units allowed. (A) Additional Open Space (1) For every 5% additional open space from land included within the net calculated developable acreage (including wetland buffe...

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