| ZIP Codes: | 4 ZIP Codes (4 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Codes: | 803 / 839 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:39 PM |
| Population: | 36,618 [See All] |
| FIPS: | 45037 |
| CBSA: | Augusta-Richmond County, GA-SC |
| Land Area: | 478 sq mi |
| Water Area: | 4 sq mi |
| Coordinates: | 33.7468, -81.9071 |
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36,618 residents live across 4 ZIPs covering 478 sq mi, served by 4 distinct USPS-recognized cities.
Population moved from 34,188 to 36,618 from 2014 to 2024 — a +7.1% change. 2 ZIPs gained residents, 2 lost.
The county's wealthiest ZIP 29860 (North Augusta, $97,268 median) and poorest ZIP 29832 (Johnston, $42,500) are 17.9 miles apart — a 2.3× income gap across local geography.
Median home values vary 2.1× across this county — from $130,600 in 29832 (Johnston) to $275,600 in 29860 (North Augusta).
Density varies 9× across the county — from 34 people/sq mi in 29824 (Edgefield) to 315 in 29860 (North Augusta).
Educational attainment ranges from 13.4% bachelor's+ in 29847 (Trenton) to 37.9% in 29860 (North Augusta) — the breadth of educational profiles across the area.
Within South Carolina, this is the #28 most populous of 46 counties and ranks #20 for median household income with the #15 fastest decade growth .
Weighted by population, the typical household earns about $74,834 across the county — reflecting what a typical resident sees, not a simple ZIP average.
27.8% of adults age 25+ hold a bachelor's degree or higher (7,549 of 27,160 reporting).
4 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.