86,540 people (2024 Census estimate, +2.4% since 2020)
420 square miles of land · 206 people per square mile
“Highest” and “lowest” are just order, not grades: a high rank for poverty or hazard losses means more of it. Each figure's source is in its section below.
50 active community water systems list Glynn County in the area they serve, reporting 88,211 people served in all (a system that crosses county lines counts its whole population).
| BRUNSWICK groundwater · local government · GA1270000 | 44,739 served |
| ST. SIMONS ISLAND groundwater · local government · GA1270001 | 29,249 served |
| GLYNN CO.-SOUTH MAIN LAND groundwater · local government · GA1270150 | 2,554 served |
| JEKYLL ISLAND AUTHORITY groundwater · local government · GA1270028 | 2,541 served |
| SEA ISLAND COMPANY groundwater · private · GA1270025 | 2,000 served |
| OAK GROVE ISLAND PLANTATION groundwater · private · GA1270160 | 775 served |
| DEERFIELD PARK groundwater · private · GA1270031 | 538 served |
| EMANUEL CHURCH/SILVER BLUFF/AVONDALE groundwater · private · GA1270188 | 497 served |
Source: U.S. EPA Safe Drinking Water Information System (SDWIS), active community systems, . Look up any system's violations and test results with EPA's search using its ID.
About 470 people were held in Glynn County's jail, in Vera's latest figure (2026). In 2021 it was about 353.
Source: Vera Institute of Justice, Incarceration Trends (built from federal Bureau of Justice Statistics jail surveys). Counties without their own jail, or that share one, may show no figure.
1 school district has its office in Glynn County. School taxes are usually the largest part of a property tax bill.
Spent $220.2 million — $192.2 million to run schools, about $14,966 per student, plus $27.8 million on buildings and equipment. Money in: $145.2 million local (mostly property tax), $71.1 million state, $38.4 million federal.
Source: U.S. Census Bureau, 2023 Annual Survey of School System Finances. Districts are listed by the county of their main office; some serve neighboring counties too.
Source: County Health Rankings & Roadmaps 2025 (University of Wisconsin Population Health Institute), which gathers federal data (CDC, Census, and others); measures cover different recent years. Blank lines aren't reported for small counties.
Overall risk: Relatively Moderate compared with other U.S. counties. FEMA estimates natural hazards cost Glynn County about $40.1 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very High; social vulnerability: Relatively High.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
84 bridges in Glynn County: 55 in good condition, 28 fair, and 1 poor (1.2%). “Poor” means a main part — the deck, the beams, or the supports — is rated 4 or lower on the federal 0–9 scale. It doesn't mean unsafe to drive; unsafe bridges are closed.
| SR 25SE TORRAS CAU over MACKAY RIVER · built 1986 | 32,400 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $48.9 million of work in Glynn County in fiscal 2025, about $579 per resident — to the county, cities, schools, hospitals, nonprofits and others.
Source: USAspending.gov, grants by place of performance, fiscal 2025 (Oct. 2024 to Sept. 2025). Search it by county to see each award.
From Grants.gov: posted grants listing county governments as eligible, soonest deadline first; research-only and overseas programs left out; list updated 2026-10-13, refreshed weekly. 62 are open in all. Cities, towns, school districts and nonprofits have their own lists there.
Registration deadlines, early voting and polling places for Georgia are on the federal site vote.gov, which links to the state's official election office.
The budget, property tax rates, audits, local officials and offices for Glynn County come from the county's own records, which we haven't gathered — not gathered, never hidden. See what a full county site looks like, or ask to have Glynn County built: brayden.ozark@gmail.com.
More of Georgia: the state government and every county in Georgia.
Nearby counties: McIntosh County (20 mi) · Camden County (22 mi) · Brantley County (29 mi) · Wayne County (34 mi) · Long County (40 mi) · Liberty County (41 mi).