ZIP Codes of Clayton County, GA

Population & People
Population & People
Total Population
238,876
Household Income
Household Income
Median Income
$58,433
Housing
Housing
Total Housing Units
90,092
Business & Economy
Business & Economy
Total Businesses
3,408
Employment
Employment
Employment Rate
60.63%
Education
Education
Bachelor's Degree+
21.77%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 12 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:12 ZIP Codes (8 Standard, 4 PO Box, 0 Unique) [See All]
Area Codes:470 / 678 / 770 / 943
Timezone:Eastern (GMT -05:00)
Local Time:2:11:42 PM
Population:238,876 [See All]
FIPS:13063
CBSA:Atlanta-Sandy Springs-Roswell, GA
Land Area:107 sq mi
Water Area:2 sq mi
Coordinates:33.5599, -84.3526
Quick Link:
https://www.zip-codes.com/county/ga-clayton.asp
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Among Georgia's 5 densest counties
2,230 people per square mile (#2 statewide).
Among Georgia's 10 most populous counties
#8 of 161 counties with 238,876 residents.

Standout ZIPs in this County


Most Populous
Jonesboro · 50,089 people
21.0% of county total
Highest Income
Rex · $73,502 median
1.3× county average
Largest Land Area
Jonesboro · 30.4 sq mi
Spans the most ground
Fastest Growth
Rex · 27.2% (10-yr)
14,029 → 17,844 residents
Most Educated
Conley · 32.4% bachelor's+
1,807 of 5,579 adults 25+

Things worth knowing about Clayton County


238,876 residents live across 12 ZIPs covering 107 sq mi, served by 7 distinct USPS-recognized cities.

Population moved from 221,647 to 238,876 from 2014 to 2024 — a +7.8% change. 6 ZIPs gained residents, 3 lost.

The county's wealthiest ZIP 30273 (Rex, $73,502 median) and poorest ZIP 30297 (Forest Park, $45,124) are 6.4 miles apart — a 1.6× income gap across local geography.

Median home values vary 1.6× across this county — from $152,900 in 30297 (Forest Park) to $249,100 in 30236 (Jonesboro).

Density varies across the county — from 1,219 people/sq mi in 30288 (Conley) to 3,340 in 30274 (Riverdale).

Most of the decade's growth concentrated around Jonesboro — top growth ZIPs averaged +19.0% over the past ten years ( 30273 , 30238 and 30236 ).

Educational attainment ranges from 13.3% bachelor's+ in 30297 (Forest Park) to 32.4% in 30288 (Conley) — the breadth of educational profiles across the area.

Within Georgia, this is the #8 most populous of 161 counties and ranks #82 for median household income with the #55 fastest decade growth .

Weighted by population, the typical household earns about $59,136 across the county — reflecting what a typical resident sees, not a simple ZIP average.

21.8% of adults age 25+ hold a bachelor's degree or higher (32,926 of 151,233 reporting).

8 Standard delivery, 4 PO Box only, 0 single-entity Unique ZIPs serve this county.

All ZIP Codes in Clayton County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
30236JonesboroStandard50,089$66,97330.410.1%
30238JonesboroStandard43,191$62,18516.619.8%
30274RiverdaleStandard34,081$52,20910.2-1.4%
30297Forest ParkStandard29,210$45,12412.94.9%
30260MorrowStandard28,693$52,66612.48.6%
30296RiverdaleStandard27,045$63,29210.50.8%
30273RexStandard17,844$73,5027.427.2%
30288ConleyStandard8,116$51,5116.7-15.5%
30250LovejoyPO Box6070.0-27.4%
30237JonesboroPO Box0.0
30287MorrowPO Box0.0
30298Forest ParkPO Box0.0

Adjacent & Nearby Counties