| ZIP Codes: | 8 ZIP Codes (5 Standard, 3 PO Box, 0 Unique) [See All] |
| Area Codes: | 601 / 662 / 769 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:50 PM |
| Population: | 110,236 [See All] |
| FIPS: | 28089 |
| CBSA: | Jackson, MS |
| Land Area: | 650 sq mi |
| Water Area: | 28 sq mi |
| Coordinates: | 32.5497, -90.0890 |
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110,236 residents live across 8 ZIPs covering 650 sq mi, served by 6 distinct USPS-recognized cities.
Population moved from 97,635 to 110,236 from 2014 to 2024 — a +12.9% change. 3 ZIPs gained residents, 2 lost.
The county's wealthiest ZIP 39110 (Madison, $125,506 median) and poorest ZIP 39045 (Camden, $39,021) are 27.8 miles apart — a 3.2× income gap across local geography.
Median home values vary 3.7× across this county — from $98,500 in 39045 (Camden) to $362,600 in 39110 (Madison).
Density varies 96× across the county — from 9 people/sq mi in 39045 (Camden) to 853 in 39157 (Ridgeland).
Educational attainment ranges from 14.8% bachelor's+ in 39045 (Camden) to 64.2% in 39110 (Madison) — the breadth of educational profiles across the area.
Within Mississippi, this is the #7 most populous of 82 counties and ranks #6 for median household income with the #5 fastest decade growth .
Weighted by population, the typical household earns about $88,052 across the county — reflecting what a typical resident sees, not a simple ZIP average.
50.1% of adults age 25+ hold a bachelor's degree or higher (37,295 of 74,489 reporting).
5 Standard delivery, 3 PO Box only, 0 single-entity Unique ZIPs serve this county.
1 ZIP in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
Median household income spans 3.2× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 39110 | Madison | Standard | 50,443 | $125,506 | 88.8 | 30.0% |
| 39046 | Canton | Standard | 28,442 | $49,132 | 302.7 | 4.9% |
| 39157 | Ridgeland | Standard | 24,562 | $66,068 | 28.8 | -0.9% |
| 39071 | Flora | Standard | 5,776 | $54,700 | 115.4 | 1.7% |
| 39045 | Camden | Standard | 1,013 | $39,021 | 114.4 | -19.5% |
| 39158 | Ridgeland | PO Box | — | — | 0.0 | — |
| 39163 | Sharon | PO Box | — | — | 0.0 | — |
| 39130 | Madison | PO Box | — | — | 0.0 | — |