Glynn County, Georgia
County seat: Brunswick · Population 87,599 (2025) · 420 sq mi
Glynn County is the 31st most populous of Georgia's 159 counties, with 87,599 people (2025 estimate). Its county seat is Brunswick. It is part of the Coastal region, one of the 12 Georgia Regional Commissions. The map shows its 1 city or town and the 4 neighboring counties.
Glynn County facts
- County seat
- Brunswick
- Population (2025 estimate)
- 87,599 +3.7% since 2020
- Land area
- 420 sq mi 53rd largest of 159
- Water area
- 166 sq mi
- Population density
- 209 per sq mi
- Established
- 1777
- Named after
- John Glynn British politician; (1722-1779)
- Largest city
- St. Simons 16,228
- Median household income
- $69,799
- Cities and towns
- 1 plus 6 CDPs
- ZIP codes
- 9
- Time zone
- Eastern
- FIPS code
- 13127
Cities and towns in Glynn County
Glynn County has 1 incorporated place. Populations count the people living inside Glynn County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Brunswick (county seat) | City | 15,730 |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| St. Simons | 16,228 | |
| Country Club Estates | 8,780 | |
| Dock Junction | 8,147 | |
| Sterling | 2,091 | |
| Jekyll Island | 769 | |
| Everett | 67 |
ZIP codes in Glynn County
9 ZIP codes reach into Glynn County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 31520
- 31522
- 31523
- 31524
- 31525
- 31527
- 31543 also Brantley and Wayne counties
- 31561
- 31566 also Brantley and Camden counties
Population of Glynn County, 2020–2025
Glynn County grew by 3,099 people (+3.7%) between April 2020 and July 2025: 1,107 more deaths than births and a net gain of 4,151 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 84,479 |
| 2021 | 84,827 |
| 2022 | 85,268 |
| 2023 | 86,378 |
| 2024 | 87,052 |
| 2025 | 87,599 |
Neighboring counties
- McIntosh County north · 11,989 people
- Camden County southwest · 60,143 people
- Brantley County west · 18,936 people
- Wayne County northwest · 32,481 people
Printable Glynn County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (90 KB)
- PNG (2400 px) (87 KB)
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Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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