Residential delivery area · Georgia
ZIP Code 30742: Fort Oglethorpe, GA
ZIP code 30742 is in Fort Oglethorpe, Georgia, entirely in Catoosa County (Census 2020 ZIP-county file). About 7,700 people live there (Census Bureau, ACS 2020-2024). Median household income is $49,323 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Fort Oglethorpe · its only residential ZIP
- County
- Catoosa County
- Census places
- Fort Oglethorpe
- Metro area
- Chattanooga, TN-GA
- House district
- GA-14 119th Congress
- State
- Georgia
- Time zone
- Eastern
- Land area
- 7.3 sq mi · 1,068 people per sq mi
Where is ZIP code 30742?
30742 centers on 34.936°, -85.245° and covers 7.3 square miles of land. It borders 3 ZIP codes: 30741, 30736, 30707.
The map draws ZIP code areas only. For the streets inside 30742, 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 30742 compare with the rest of Catoosa County?
| Measure | 30742 | In Catoosa County | In GA |
|---|---|---|---|
| People (ACS 2020-2024) | 7,745 | 5th of 7 | 340th of 751 |
| Median household income | $49k | 5th of 5 | 404th of 476 |
| Median home value | $194k | 5th of 6 | 332nd of 474 |
Its median household income is higher than in 13% of U.S. residential ZIP codes, and it is denser than 79% of all 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 30742?
The 2020 Census counted 7,698 people in 30742; the ACS, which samples households over 2020-2024, estimates 7,745. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 7,745
- 2020 Census count
- 7,698
- Households
- 3,321
- Median age
- 40.5
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 30742?
Of the 7,745 people the ACS estimates in 30742, 19.4% are under 18 and 25.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (88.5%).
- Under 1819.4%
- 18 to 6455.4%
- 65 and older25.3%
- White, not Hispanic88.5%
- Hispanic or Latino4.5%
- Other or two or more3.2%
- Black, not Hispanic2.2%
- Asian, not Hispanic1.6%
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 30742 earn?
Median household income is $49,323 (ACS 2020-2024), the 5th highest of the 5 ranked ZIP codes in Catoosa County.
- Median household income
- $49,323
- Income per person
- $26,180
- Below the poverty line
- 10.6%
- Unemployed (of the labor force)
- 7.0%
- Adults 25+ with a bachelor's degree
- 16.8%
- Adjusted gross income per tax return, 2022
- $51,3443,160 returns; wages 78% 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 30742?
FHFA's house price index for 30742, built from repeat sales and appraisals of the same homes, rose 133% from 2015 to 2025 and rose 70% from 2020 to 2025, and moved +1.1% in 2025.
- Median home value (owners' estimate)
- $194,000
- Median gross rent
- $927
- Homes owned by their occupants
- 36.6%
- Housing units
- 3,768
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 30742?
328 business establishments had a location in this ZIP code in 2023, 5 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade83
- Accommodation and food services65
- Health care and social assistance48
- Other services (except public administration)32
- Finance and insurance25
- Real estate and rental and leasing20
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 30742?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 30741 | Rossville | 30,041 | $59k | 2.4 mi |
| 30736 | Ringgold | 44,499 | $84k | 6.7 mi |
| 30707 | Chickamauga | 16,686 | $74k | 12.8 mi |
| 37412 | Chattanooga, TN | 21,864 | $63k | 4.4 mi (near) |
| 37407 | Chattanooga, TN | 9,156 | $36k | 5.2 mi (near) |
| 37410 | Chattanooga, TN | 4,129 | $29k | 6.0 mi (near) |
| 30725 | Flintstone | 5,304 | $50k | 6.2 mi (near) |
| 37411 | Chattanooga, TN | 18,997 | $57k | 6.3 mi (near) |
| 30726 | Graysville | 0 | – | 6.5 mi (near) |
| 37404 | Chattanooga, TN | 14,737 | $57k | 6.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.