| ZIP Codes: | 22 ZIP Codes (14 Standard, 8 PO Box, 0 Unique) [See All] |
| Area Code: | 912 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:11:42 PM |
| Population: | 305,309 [See All] |
| FIPS: | 13051 |
| CBSA: | Savannah, GA |
| Land Area: | 476 sq mi |
| Water Area: | 21 sq mi |
| Coordinates: | 32.0497, -81.1193 |
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305,309 residents live across 22 ZIPs covering 476 sq mi, served by 5 distinct USPS-recognized cities.
Population moved from 279,973 to 305,293 from 2014 to 2024 — a +9.0% change. 7 ZIPs gained residents, 7 lost.
The county's wealthiest ZIP 31411 (Savannah, $137,375 median) and poorest ZIP 31415 (Savannah, $37,109) are 11.8 miles apart — a 3.7× income gap across local geography.
Median home values vary 5.4× across this county — from $149,700 in 31415 (Savannah) to $804,700 in 31411 (Savannah).
Density varies 32× across the county — from 175 people/sq mi in 31302 (Bloomingdale) to 5,643 in 31401 (Savannah).
Educational attainment ranges from 11.1% bachelor's+ in 31408 (Savannah) to 73.7% in 31411 (Savannah) — the breadth of educational profiles across the area.
Within Georgia, this is the #5 most populous of 161 counties and ranks #34 for median household income with the #50 fastest decade growth .
Weighted by population, the typical household earns about $71,619 across the county — reflecting what a typical resident sees, not a simple ZIP average.
37.4% of adults age 25+ hold a bachelor's degree or higher (78,650 of 210,383 reporting). The most-educated ZIPs cluster around Savannah.
14 Standard delivery, 8 PO Box only, 0 single-entity Unique ZIPs serve this county.
1 ZIP in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
Median household income spans 3.7× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 31419 | Savannah | Standard | 57,077 | $69,635 | 116.3 | 0.1% |
| 31405 | Savannah | Standard | 40,764 | $65,710 | 30.0 | 12.5% |
| 31406 | Savannah | Standard | 34,904 | $67,120 | 29.2 | -0.2% |
| 31322 | Pooler | Standard | 30,145 | $91,344 | 30.7 | 31.2% |
| 31404 | Savannah | Standard | 30,062 | $53,303 | 16.4 | -5.5% |
| 31407 | Port Wentworth | Standard | 24,893 | $81,124 | 43.7 | 160.9% |
| 31410 | Savannah | Standard | 22,214 | $97,807 | 45.9 | -7.8% |
| 31401 | Savannah | Standard | 20,445 | $52,509 | 3.6 | 2.1% |
| 31408 | Savannah | Standard | 11,621 | $45,839 | 19.8 | 12.2% |
| 31415 | Savannah | Standard | 11,082 | $37,109 | 6.6 | -8.7% |
| 31411 | Savannah | Standard | 9,390 | $137,375 | 49.4 | 19.2% |
| 31302 | Bloomingdale | Standard | 8,899 | $68,998 | 50.9 | -0.8% |
| 31328 | Tybee Island | Standard | 3,353 | $109,631 | 18.3 | -3.6% |
| 31409 | Savannah | PO Box | 444 | — | 8.6 | -10.3% |
| 31421 | Savannah | Standard | 16 | — | 6.9 | — |
| 31418 | Savannah | PO Box | — | — | 0.0 | — |
| 31402 | Savannah | PO Box | — | — | 0.0 | — |
| 31412 | Savannah | PO Box | — | — | 0.0 | — |
| 31414 | Savannah | PO Box | — | — | 0.0 | — |
| 31403 | Savannah | PO Box | — | — | 0.0 | — |
| 31416 | Savannah | PO Box | — | — | 0.0 | — |
| 31420 | Savannah | PO Box | — | — | 0.0 | — |