Residential delivery area · Georgia
ZIP Code 31324: Richmond Hill, GA
ZIP code 31324 uses the postal name Richmond Hill, Georgia and lies entirely in Bryan County (Census 2020 ZIP-county file). About 37,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $122,378 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Richmond Hill (18%) and Buckhead (2%); 80% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Richmond Hill · its only residential ZIP
- County
- Bryan County
- Census places
- Richmond Hill (18%); Buckhead (2%) census-designated place
- Metro area
- Savannah, GA
- House district
- GA-1 119th Congress
- State
- Georgia
- Time zone
- Eastern
- Land area
- 129.8 sq mi · 288 people per sq mi
Where is ZIP code 31324?
31324 centers on 31.850°, -81.265° and covers 129.8 square miles of land plus 14.4 of water. It borders 3 ZIP codes: 31320, 31419, 31309.
The map draws ZIP code areas only. For the streets inside 31324, 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 31324 compare with the rest of Bryan County?
| Measure | 31324 | In Bryan County | In GA |
|---|---|---|---|
| People (ACS 2020-2024) | 37,406 | 1st of 3 | 98th of 751 |
| Median household income | $122k | 1st of 3 | 25th of 476 |
| Median home value | $387k | 1st of 3 | 79th of 474 |
Its median household income is higher than in 91% of U.S. residential ZIP codes, and it is denser than 67% 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 31324?
The 2020 Census counted 33,733 people in 31324; the ACS, which samples households over 2020-2024, estimates 37,406. Between the 2010 and 2020 censuses its population grew 64.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 37,406
- 2020 Census count
- 33,733+64.6% since 2010 (20,495)
- Households
- 12,636
- Median age
- 35.2
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 31324?
Of the 37,406 people the ACS estimates in 31324, 31.0% are under 18 and 9.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (68.8%), then Black (not Hispanic) (11.7%).
- Under 1831.0%
- 18 to 6459.4%
- 65 and older9.7%
- White, not Hispanic68.8%
- Black, not Hispanic11.7%
- Hispanic or Latino9.5%
- Other or two or more6.7%
- Asian, not Hispanic3.3%
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 31324 earn?
Median household income is $122,378 (ACS 2020-2024), the highest of the 3 ranked ZIP codes in Bryan County. It is not measurably different from 2015-2019 ($106,884 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $122,378±$14,993
- Income per person
- $49,060
- Below the poverty line
- 5.5%
- Unemployed (of the labor force)
- 4.8%
- Adults 25+ with a bachelor's degree
- 43.8%
- Adjusted gross income per tax return, 2022
- $103,76615,720 returns; wages 68% 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 31324?
FHFA's house price index for 31324, built from repeat sales and appraisals of the same homes, rose 114% from 2015 to 2025 and rose 71% from 2020 to 2025, and moved +1.5% in 2025.
- Median home value (owners' estimate)
- $386,600
- Median gross rent
- $1,790
- Homes owned by their occupants
- 77.8%
- Housing units
- 13,497
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 31324?
705 business establishments had a location in this ZIP code in 2023, 164 more than in 2018; the most are in accommodation and food services (ZIP Code Business Patterns).
- Accommodation and food services88
- Retail trade81
- Health care and social assistance81
- Construction78
- Real estate and rental and leasing73
- Professional, scientific, and technical services73
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 31324?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 31320 | Midway | 10,794 | $77k | 8.4 mi |
| 31419 | Savannah | 57,077 | $70k | 9.4 mi |
| 31309 | Fleming | 480 | $101k | 10.6 mi |
| 31409 | Savannah | 444 | – | 13.4 mi (near) |
| 31406 | Savannah | 34,904 | $67k | 13.9 mi (near) |
| 31405 | Savannah | 40,764 | $66k | 14.0 mi (near) |
| 31411 | Savannah | 9,390 | $137k | 14.8 mi (near) |
| 31323 | Riceboro | 1,364 | $48k | 16.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.