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Chatham County, GA Outdoor Lighting: Dark Sky Rules (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Countywide dark-sky rule
None (coastal turtle rule instead)
Tybee citation
Land Dev. Code Sec. 3-230
Nesting season
May 1 - October 31
Requirement
Shield or turn off beach-visible lights
Applies to
New and existing development

Summary

Chatham County has no countywide dark-sky ordinance, but Tybee Island enforces a sea-turtle lighting rule (Land Development Code Sec. 3-230). From May 1 to October 31, beach-visible lights must be shielded so they do not illuminate the beach, or be turned off from sunset to sunrise.

These county ordinances apply to unincorporated areas of Chatham County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

Lights illuminating structures and grounds shall be shielded or screened so that they do not illuminate the beach and the point source of light is not visible from the beach, or they shall be turned off from sunset to sunrise during the period of May 1 through October 31 of each year.

Full Breakdown

The distinctive outdoor-lighting rule on the Chatham coast protects nesting sea turtles. Tybee Island's Land Development Code Sec. 3-230 (Sea Turtle Nesting Protection) states the beaches serve as a prime nesting site and that artificial lighting discourages nesting females and disorients hatchlings during nesting season, May 1 through October 31 each year. For both new and existing development, lights that illuminate structures and grounds must be shielded or screened so they do not illuminate the beach and the point source of light is not visible from the beach, or be turned off from sunset to sunrise during that period. Floodlights and pole lights must be shielded and aimed away from the beach.

Violations & Fines

Beachfront lighting that violates Tybee Island Sec. 3-230 is enforced by the city, which can require fixtures to be shielded, redirected, or turned off during nesting season, with citations for continued non-compliance.

Frequently Asked Questions

Are there dark-sky lighting rules in Chatham County?
There is no general countywide dark-sky ordinance, but Tybee Island's Sec. 3-230 requires beach-visible lights to be shielded or turned off from sunset to sunrise, May 1 to October 31, to protect nesting sea turtles.
What lighting is required near Tybee's beach in summer?
From May 1 to October 31, lights illuminating structures and grounds must be shielded or screened so they do not illuminate the beach and the source is not visible from the beach, or turned off overnight.

Sources & Official References

Other rules in Chatham County

All Chatham County rules

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