| ZIP Codes: | 23 ZIP Codes (14 Standard, 8 PO Box, 1 Unique) [See All] |
| Area Codes: | 803 / 839 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:38 PM |
| Population: | 159,147 [See All] |
| FIPS: | 45003 |
| CBSA: | Augusta-Richmond County, GA-SC |
| Land Area: | 887 sq mi |
| Water Area: | 8 sq mi |
| Coordinates: | 33.5328, -81.7364 |
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159,147 residents live across 23 ZIPs covering 887 sq mi, served by 17 distinct USPS-recognized cities.
Population moved from 150,182 to 159,147 from 2014 to 2024 — a +6.0% change. 8 ZIPs gained residents, 8 lost.
The county's wealthiest ZIP 29105 (Monetta, $94,444 median) and poorest ZIP 29137 (Salley, $41,116) are 23.3 miles apart — a 2.3× income gap across local geography.
Median home values vary 3.4× across this county — from $87,800 in 29816 (Bath) to $298,800 in 29803 (Aiken).
Density varies 43× across the county — from 23 people/sq mi in 29137 (Salley) to 988 in 29841 (North Augusta).
Educational attainment ranges from 7.1% bachelor's+ in 29105 (Monetta) to 47.1% in 29803 (Aiken) — the breadth of educational profiles across the area.
Within South Carolina, this is the #12 most populous of 46 counties and ranks #23 for median household income with the #16 fastest decade growth .
Hosts 1 single-entity Unique ZIP: 29808Ei Dupont Corp .
Weighted by population, the typical household earns about $70,434 across the county — reflecting what a typical resident sees, not a simple ZIP average.
31.7% of adults age 25+ hold a bachelor's degree or higher (35,494 of 112,108 reporting). The most-educated ZIPs cluster around Aiken.
14 Standard delivery, 8 PO Box only, 1 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 29803 | Aiken | Standard | 40,699 | $86,023 | 157.4 | 9.8% |
| 29841 | North Augusta | Standard | 32,342 | $71,606 | 32.7 | 2.2% |
| 29801 | Aiken | Standard | 31,108 | $59,573 | 91.1 | 13.6% |
| 29829 | Graniteville | Standard | 12,385 | $84,228 | 35.8 | 21.0% |
| 29851 | Warrenville | Standard | 9,070 | $70,953 | 23.2 | 29.1% |
| 29842 | Beech Island | Standard | 8,102 | $57,949 | 42.1 | -5.4% |
| 29805 | Aiken | Standard | 4,935 | $56,185 | 98.5 | -15.4% |
| 29164 | Wagener | Standard | 4,830 | $49,440 | 102.1 | 14.3% |
| 29831 | Jackson | Standard | 4,394 | $53,790 | 113.1 | 11.4% |
| 29856 | Windsor | Standard | 3,272 | $50,395 | 60.5 | -8.1% |
| 29809 | New Ellenton | Standard | 2,301 | $55,234 | 5.6 | -19.3% |
| 29137 | Salley | Standard | 2,248 | $41,116 | 96.7 | -10.4% |
| 29105 | Monetta | Standard | 1,621 | $94,444 | 27.2 | 36.0% |
| 29816 | Bath | PO Box | 1,092 | $47,459 | 0.0 | -28.9% |
| 29828 | Gloverville | Standard | 489 | — | 0.7 | -53.6% |
| 29834 | Langley | PO Box | 259 | $26,339 | 0.0 | -83.2% |
| 29808 | Aiken | Unique | — | — | 0.0 | — |
| 29850 | Vaucluse | PO Box | — | — | 0.0 | — |
| 29839 | Montmorenci | PO Box | — | — | 0.0 | — |
| 29802 | Aiken | PO Box | — | — | 0.0 | — |
| 29861 | North Augusta | PO Box | — | — | 0.0 | — |
| 29822 | Clearwater | PO Box | — | — | 0.0 | — |
| 29804 | Aiken | PO Box | — | — | 0.0 | — |