Residential delivery area · Georgia
ZIP Code 31021: Dublin, GA
ZIP code 31021 uses the postal name Dublin, Georgia and lies entirely in Laurens County (Census 2020 ZIP-county file). About 28,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $55,697 (Census Bureau, ACS 2020-2024). By Census place, 7% of its land lies in Dublin; 93% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Dublin · its only residential ZIP
- County
- Laurens County
- Census places
- Dublin
- Micro area
- Dublin, GA
- House district
- GA-12 119th Congress
- State
- Georgia
- Time zone
- Eastern
- Land area
- 233.5 sq mi · 121 people per sq mi
- PO Box ZIPs
- 31040 also use the name Dublin
Where is ZIP code 31021?
31021 centers on 32.490°, -82.935° and covers 233.5 square miles of land plus 2.8 of water. It borders 11 ZIP codes: 31019, 31027, 31075, 31022, 30454, 31009, 31065, 31090, 30428, 31042 and more.
The map draws ZIP code areas only. For the streets inside 31021, 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 31021 compare with the rest of Laurens County?
| Measure | 31021 | In Laurens County | In GA |
|---|---|---|---|
| People (ACS 2020-2024) | 28,190 | 1st of 15 | 146th of 751 |
| Median household income | $56k | 2nd of 5 | 333rd of 476 |
| Median home value | $183k | 1st of 6 | 346th of 474 |
Its median household income is higher than in 22% of U.S. residential ZIP codes, and it is denser than 57% 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 31021?
The 2020 Census counted 29,051 people in 31021; the ACS, which samples households over 2020-2024, estimates 28,190. Between the 2010 and 2020 censuses its population grew 1.8% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 28,190
- 2020 Census count
- 29,051+1.8% since 2010 (28,549)
- Households
- 10,961
- Median age
- 37.7
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 31021?
Of the 28,190 people the ACS estimates in 31021, 24.8% are under 18 and 18.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (49.1%), then Black (not Hispanic) (44.5%).
- Under 1824.8%
- 18 to 6457.0%
- 65 and older18.1%
- White, not Hispanic49.1%
- Black, not Hispanic44.5%
- Other or two or more3.6%
- Asian, not Hispanic1.7%
- Hispanic or Latino1.1%
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 31021 earn?
Median household income is $55,697 (ACS 2020-2024), the 2nd highest of the 5 ranked ZIP codes in Laurens County. It is not measurably different from 2015-2019 ($49,179 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $55,697±$8,479
- Income per person
- $33,709
- Below the poverty line
- 26.8%
- Unemployed (of the labor force)
- 6.5%
- Adults 25+ with a bachelor's degree
- 21.9%
- Adjusted gross income per tax return, 2022
- $62,53711,590 returns; wages 67% 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 31021?
FHFA's house price index for 31021, built from repeat sales and appraisals of the same homes, rose 68% from 2015 to 2025 and rose 47% from 2020 to 2025, and moved +4.0% in 2025.
- Median home value (owners' estimate)
- $182,700
- Median gross rent
- $856
- Homes owned by their occupants
- 55.3%
- Housing units
- 12,736
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 31021?
877 business establishments had a location in this ZIP code in 2023, 28 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade181
- Health care and social assistance148
- Accommodation and food services101
- Other services (except public administration)92
- Construction56
- Finance and insurance56
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 31021?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 31019 | Dexter | 3,154 | $48k | 8.1 mi |
| 31027 | East Dublin | 10,684 | $53k | 8.7 mi |
| 31075 | Rentz | 2,384 | $52k | 9.0 mi |
| 31022 | Dudley | 1,817 | $64k | 10.7 mi |
| 30454 | Rockledge | 348 | $53k | 12.5 mi |
| 31009 | Cadwell | 1,276 | $65k | 15.6 mi |
| 31065 | Montrose | 1,481 | – | 15.6 mi |
| 31090 | Toomsboro | 715 | $78k | 22.0 mi |
| 30428 | Glenwood | 2,659 | $49k | 22.4 mi |
| 31042 | Irwinton | 1,600 | $37k | 23.0 mi |
| 30411 | Alamo | 4,650 | $30k | 26.6 mi |
| 31012 | Chester | 2,802 | $70k | 15.4 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 Dublin?
1 more ZIP code carries the postal name Dublin, 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 |
|---|---|
| 31040 | Laurens 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.