Residential delivery area · Georgia
ZIP Code 31905: Fort Benning, GA
ZIP code 31905 uses the postal name Fort Benning, Georgia and lies mostly in Chattahoochee County (81% of its land) with the rest in Muscogee County (Census 2020 ZIP-county file). About 15,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $75,236 (Census Bureau, ACS 2020-2024). Most of its land (81%) lies in the city of Cusseta-Chattahoochee County.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Fort Benning · its only residential ZIP
- County
- Chattahoochee County (81%); Muscogee County (19%)
- Census places
- Cusseta-Chattahoochee County (81%); Columbus (19%)
- Metro area
- Columbus, GA-AL
- House district
- GA-2 119th Congress
- State
- Georgia
- Time zone
- Eastern
- Land area
- 91.1 sq mi · 166 people per sq mi
- PO Box ZIPs
- 31995 also use the name Fort Benning
Where is ZIP code 31905?
31905 centers on 32.373°, -84.843° and covers 91.1 square miles of land plus 1.0 of water. It borders 5 ZIP codes: 31903, 31907, 31805, 36856, 36869.
The map draws ZIP code areas only. For the streets inside 31905, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 31905 compare with the rest of Chattahoochee County?
| Measure | 31905 | In Chattahoochee County | In GA |
|---|---|---|---|
| People (ACS 2020-2024) | 15,157 | 1st of 2 | 251st of 751 |
| Median household income | $75k | not ranked | not ranked |
| Median home value | – | not ranked | not ranked |
31905's income and home value are not ranked: most of its 15,157 residents live outside households (2,880 households): a campus, a base or an institution. Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 60% of U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 31905?
The 2020 Census counted 14,094 people in 31905; the ACS, which samples households over 2020-2024, estimates 15,157. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 15,157
- 2020 Census count
- 14,094
- Households
- 2,880
- Median age
- 22.9
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 31905?
Of the 15,157 people the ACS estimates in 31905, 26.9% are under 18 and 0.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (54.2%), then Hispanic or Latino (20.2%).
- Under 1826.9%
- 18 to 6472.9%
- 65 and older0.2%
- White, not Hispanic54.2%
- Hispanic or Latino20.2%
- Black, not Hispanic14.1%
- Other or two or more8.3%
- Asian, not Hispanic3.2%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 31905 earn?
Median household income is $75,236 (ACS 2020-2024).
- Median household income
- $75,236
- Income per person
- $27,211
- Below the poverty line
- 9.3%
- Unemployed (of the labor force)
- 11.4%
- Adults 25+ with a bachelor's degree
- 39.4%
- Adjusted gross income per tax return, 2022
- $58,8763,570 returns; wages 98% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 31905?
- Median home value (owners' estimate)
- –
- Median gross rent
- $1,652
- Homes owned by their occupants
- 0.4%
- Housing units
- 3,571
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 31905?
86 business establishments had a location in this ZIP code in 2023, 8 fewer than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services27
- Retail trade11
- Accommodation and food services11
- Administrative and support and waste management and remediation services7
- Other services (except public administration)7
- Transportation and warehousing4
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 31905?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 31903 | Columbus | 20,644 | $32k | 7.0 mi |
| 31907 | Columbus | 59,110 | $55k | 8.4 mi |
| 31805 | Cusseta | 1,833 | $57k | 9.7 mi |
| 36856 | Fort Mitchell, AL | 8,716 | $75k | 11.8 mi |
| 36869 | Phenix City, AL | 21,518 | $50k | 13.3 mi |
| 31906 | Columbus | 20,400 | $45k | 9.1 mi (near) |
| 31901 | Columbus | 5,841 | $51k | 10.2 mi (near) |
| 31814 | Louvale | 10 | – | 12.2 mi (near) |
| 31909 | Columbus | 39,364 | $69k | 13.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name Fort Benning?
1 more ZIP code carries the postal name Fort Benning, GA without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for it.
| ZIP | County |
|---|---|
| 31995 | Chattahoochee County |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.