Outdoor Lighting in Dorchester County, SC (2026)
3 rules for unincorporated Dorchester County, South Carolina.
Verified from official government sources
Dark Sky Rules
Dorchester County caps most freestanding light poles at 15 feet and bans aiming or focusing light into the sky, with narrow carve-outs for accent lighting, flags, pools, and public-safety search lights under its site lighting standards.
Dorchester County Outdoor Lighting Sky Glare Rules
Some RestrictionsDorchester County Zoning and Land Development Standards (Ord. No. 04-13) § 13.1.3(a), (b)(5)-(7)
(a) Height: All light sources not attached to an occupiable building shall be elevated no more than fifteen feet (15') above finished grade, provided the following shall be exempt from this requirement: (1) Industrial zoning districts; (4) Athletic courts and fields (e.g., football, tennis), provided that such lights are not illuminated between the hours of midnight and eight (8) a.m.; (6) Sing...
Light Trespass & Shielding
Dorchester County limits light spilling onto neighboring land to one foot-candle at non-residential property lines and just a quarter foot-candle at residential lot lines, and requires glare to be shielded from view of homes.
Dorchester County Light Trespass Foot-Candle Limits
Some RestrictionsDorchester County Zoning and Land Development Standards (Ord. No. 04-13) § 13.1.3(b)(1)-(4)
(b) Intensity: A light source not provided specifically for the circulation of pedestrians or vehicles between parcels or to and from the public right of way shall not emit light exceeding the following levels as measured at property lines. Lighting of parking areas and drive-in, drive-through, and drive-up services shall comply. (1) One (1) foot-candle at non-residential property lines and pub...
Billboard Lighting
Illuminated billboards in Dorchester County must stand at least 400 feet, measured as a horizontal radius, from any property that is zoned or used for residential purposes. The standard sits inside Zoning and Land Development Standards Section 13.5.7(i)(4), the same billboard subsection that fixes dimensions and roadway spacing, alongside the sign permit's lighting-output disclosure requirement.
Dorchester County Billboard Lighting Setback
Some RestrictionsDorchester County, SC, Zoning and Land Development Standards (Ord. No. 04-13), § 13.5.7(i)(4)
Illuminated billboards shall be placed no less than four hundred (400) feet in horizontal radius from any property zoned or used for residential purposes.
All Dorchester County ordinances
See every category we cover for Dorchester County: parking, noise, fences, fires, animals, pools, and more.
Dorchester County Ordinance Hub →