Residential delivery area · Georgia
ZIP Code 31305: Darien, GA
ZIP code 31305 uses the postal name Darien, Georgia and lies entirely in McIntosh County (Census 2020 ZIP-county file). About 5,100 people live there (Census Bureau, ACS 2020-2024). Median household income is $43,138 (Census Bureau, ACS 2020-2024). By Census place, 26% of its land lies in Darien; 74% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Darien · its only residential ZIP
- County
- McIntosh County
- Census places
- Darien
- Neighborhoods
- Bel-Air, Darien Heights, Fairview GeoNames
- Metro area
- Brunswick-St. Simons, GA
- House district
- GA-1 119th Congress
- State
- Georgia
- Time zone
- Eastern
- Land area
- 61.8 sq mi · 83 people per sq mi
Where is ZIP code 31305?
31305 centers on 31.368°, -81.378° and covers 61.8 square miles of land plus 7.8 of water. It borders 3 ZIP codes: 31327, 31331, 31525.
The map draws ZIP code areas only. For the streets inside 31305, 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); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 31305 compare with the rest of McIntosh County?
| Measure | 31305 | In McIntosh County | In GA |
|---|---|---|---|
| People (ACS 2020-2024) | 5,108 | 2nd of 4 | 397th of 751 |
| Median household income | $43k | 3rd of 3 | 440th of 476 |
| Median home value | $175k | 2nd of 2 | 353rd of 474 |
Its median household income is higher than in 8% of U.S. residential ZIP codes, and it is denser than 51% 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 31305?
The 2020 Census counted 4,401 people in 31305; the ACS, which samples households over 2020-2024, estimates 5,108. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 5,108±555 (90% margin)
- 2020 Census count
- 4,401
- Households
- 2,476
- Median age
- 51.7
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 31305?
Of the 5,108 people the ACS estimates in 31305, 15.8% are under 18 and 29.0% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (59.4%), then Black (not Hispanic) (30.9%).
- Under 1815.8%
- 18 to 6455.1%
- 65 and older29.0%
- White, not Hispanic59.4%
- Black, not Hispanic30.9%
- Other or two or more5.0%
- Hispanic or Latino4.7%
- Asian, not Hispanic0.0%
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 31305 earn?
Median household income is $43,138 (ACS 2020-2024), the 3rd highest of the 3 ranked ZIP codes in McIntosh County.
- Median household income
- $43,138±$8,399
- Income per person
- $32,359
- Below the poverty line
- 19.6%
- Unemployed (of the labor force)
- 2.2%
- Adults 25+ with a bachelor's degree
- 15.6%
- Adjusted gross income per tax return, 2022
- $60,5842,320 returns; wages 65% 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 31305?
FHFA's house price index for 31305, built from repeat sales and appraisals of the same homes, rose 69% from 2015 to 2025 and rose 52% from 2020 to 2025.
- Median home value (owners' estimate)
- $174,700
- Median gross rent
- $905
- Homes owned by their occupants
- 71.9%
- Housing units
- 2,856
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 31305?
104 business establishments had a location in this ZIP code in 2023, 7 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade22
- Accommodation and food services19
- Other services (except public administration)11
- Health care and social assistance10
- Professional, scientific, and technical services9
- Construction8
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 31305?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 31327 | Sapelo Island | 0 | – | 6.5 mi |
| 31331 | Townsend | 6,101 | $61k | 8.9 mi |
| 31525 | Brunswick | 28,926 | $70k | 9.3 mi |
| 31522 | Saint Simons Island | 17,780 | $109k | 7.9 mi (near) |
| 31524 | Brunswick | 0 | – | 10.4 mi (near) |
| 31561 | Sea Island | 96 | $250k+ | 11.7 mi (near) |
| 31520 | Brunswick | 22,313 | $40k | 14.6 mi (near) |
| 31523 | Brunswick | 15,402 | $89k | 17.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.