ZIP code · Sylvester · Georgia · United States
ZIP code 31791 — Sylvester
ZIP code 31791 serves Sylvester, Georgia.
- Postal code
- 31791Single source Value from one source, not cross-checked.
- City
- Sylvester
- County
- Worth FIPS 13321
- State
- Georgia
- Country
- United States
- Coordinates
- 31.5393, -83.8607 — precision precise (locality)
View on OpenStreetMap - Population
- 11,312 (ZCTA, ACS 5-year)
- Population density
- 54 / sq mi
- Land area
- 209.6 sq mi (542.9 km²) (ZCTA, ACS 5-year)
- Median household income
- $62,093
- Per-capita income
- $30,214
- Median age
- 42.7
- Households
- 4,388
- Housing units
- 5,010
- Median home value
- $112,500
- Median gross rent
- $781 / month
- Congressional district
- GA-8 (119th Congress)
- USDA hardiness zone
- 9a (20 to 25 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/New_York (UTC−5 / UTC−4 DST)
- Area code
- 229Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 31791 with another ZIP · ZIPs within 25 miles · distance from 31791
Map of ZIP code 31791
Climate — monthly normals
Warmest month Jul (avg high 92°F), coldest Jan (avg low 37°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 60 | 64 | 71 | 78 | 85 | 89 | 92 | 91 | 87 | 79 | 69 | 62 |
| Avg low °F | 37 | 41 | 46 | 53 | 62 | 69 | 72 | 72 | 67 | 56 | 45 | 40 |
| Precip in | 4.8 | 4.7 | 4.9 | 3.9 | 3.0 | 5.2 | 5.5 | 5.7 | 4.0 | 3.0 | 3.0 | 4.7 |
NOAA 1991–2020 climate normals from the nearest station: ALBANY 3 SE (17.0 mi) · NOAA NCEI
Places in ZIP 31791
- 11 schools
- 2 hospitals & clinics
- 2 supermarkets
- 9 restaurants & cafés
- 3 parks
- 1 libraries
- 1 post offices
- 35 places of worship
- 5 gas stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page