Outdoor Lighting in Gwinnett County, GA (2026)

2 county-level rules, plus city-specific rules for 4 cities in Gwinnett County, Georgia.

Verified from official government sources

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

Dark Sky Rules

Gwinnett has no comprehensive dark-sky ordinance. UDO §230-20.3 requires non-residential lighting to be full-cutoff and shielded. Residential has no specific cutoff requirement but must not cause light trespass.

outdoor-lighting/dark-sky-rules

Few Restrictions

Full ordinance details →Official source ↗

Light Trespass

Gwinnett UDO §230-20.3 caps light spillover at property lines: 0.5 footcandle at residential boundaries, 1.0 footcandle at commercial. Nuisance lighting subject to Code Enforcement action.

outdoor-lighting/light-trespass

Some Restrictions

Full ordinance details →Official source ↗

Outdoor Lighting by City in Gwinnett County

4 cities in Gwinnett County have their own outdoor lighting rules. Each link goes to that city's dedicated page with code citations.

LawrencevillePop. 30,834

2 verified rules • Dark Sky Rules, Light Trespass

DuluthPop. 29,538

2 verified rules • Dark Sky Rules, Light Trespass

SuwaneePop. 21,500

2 verified rules • Dark Sky Rules, Light Trespass

SnellvillePop. 20,500

2 verified rules • Dark Sky Rules, Light Trespass

All Gwinnett County ordinances

See every category we cover for Gwinnett County — parking, noise, fences, fires, animals, pools, and more.

Gwinnett County Ordinance Hub →