| ZIP Codes: | 14 ZIP Codes (11 Standard, 3 PO Box, 0 Unique) [See All] |
| Area Codes: | 843 / 854 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:39 PM |
| Population: | 144,668 [See All] |
| FIPS: | 45041 |
| CBSA: | Florence, SC |
| Land Area: | 978 sq mi |
| Water Area: | 4 sq mi |
| Coordinates: | 34.0575, -79.7378 |
| Quick Link: |
144,668 residents live across 14 ZIPs covering 978 sq mi, served by 9 distinct USPS-recognized cities.
Population moved from 146,904 to 144,668 from 2014 to 2024 — a -1.5% change. 3 ZIPs gained residents, 8 lost.
The county's wealthiest ZIP 29501 (Florence, $71,671 median) and poorest ZIP 29583 (Pamplico, $34,931) are 22.6 miles apart — a 2.1× income gap across local geography.
Median home values vary 2.5× across this county — from $93,300 in 29591 (Scranton) to $236,900 in 29501 (Florence).
Density varies 21× across the county — from 44 people/sq mi in 29583 (Pamplico) to 922 in 29501 (Florence).
Educational attainment ranges from 7.7% bachelor's+ in 29530 (Coward) to 33.5% in 29501 (Florence) — the breadth of educational profiles across the area.
Within South Carolina, this is the #14 most populous of 46 counties and ranks #31 for median household income .
Weighted by population, the typical household earns about $58,288 across the county — reflecting what a typical resident sees, not a simple ZIP average.
23.9% of adults age 25+ hold a bachelor's degree or higher (23,575 of 98,498 reporting). The most-educated ZIPs cluster around Florence.
11 Standard delivery, 3 PO Box only, 0 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 29501 | Florence | Standard | 48,673 | $71,671 | 52.8 | 8.9% |
| 29505 | Florence | Standard | 23,895 | $67,343 | 50.5 | -8.4% |
| 29506 | Florence | Standard | 20,777 | $40,311 | 137.0 | -2.7% |
| 29560 | Lake City | Standard | 12,277 | $46,601 | 162.8 | -4.8% |
| 29161 | Timmonsville | Standard | 9,688 | $50,517 | 135.2 | -12.7% |
| 29541 | Effingham | Standard | 9,326 | $52,067 | 80.0 | -5.4% |
| 29555 | Johnsonville | Standard | 5,972 | $43,011 | 103.2 | 6.7% |
| 29583 | Pamplico | Standard | 4,994 | $34,931 | 112.6 | -10.8% |
| 29591 | Scranton | Standard | 4,639 | $65,000 | 55.1 | -10.1% |
| 29530 | Coward | Standard | 2,641 | $44,012 | 54.6 | 16.2% |
| 29114 | Olanta | Standard | 1,786 | $56,579 | 34.0 | -22.9% |
| 29504 | Florence | PO Box | — | — | 0.0 | — |
| 29502 | Florence | PO Box | — | — | 0.0 | — |
| 29503 | Florence | PO Box | — | — | 0.0 | — |