Darlington County, South Carolina ZIP codes
7 ZIP codes are in Darlington County, plus 4 that cross in from neighboring counties. It's part of the Florence, SC metro area.
- ZIP codes
- 7
- Population in these ZIPs
- 60,258
- Avg. median income
- $48,700population-weighted
- Cities & towns
- 5
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Darlington County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 29069 | Lamar | 4,647 | $48,393 | $147,400 |
| 29079 | Lydia | 58 | — | — |
| 29532 | Darlington | 19,857 | $44,482 | $157,800 |
| 29540 | Darlington | 4,080 | $53,155 | $150,100 |
| 29550 | Hartsville | 29,924 | $51,491 | $185,200 |
| 29551 PO Box | Hartsville | — | — | — |
| 29593 | Society Hill | 1,692 | $40,568 | $108,700 |
ZIP codes partly in Darlington County
These ZIP codes are mostly in a neighboring county but cover part of Darlington County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 29101 | Mc Bee | Chesterfield County | 2,497 | $56,750 | $174,400 |
| 29161 | Timmonsville | Florence County | 9,688 | $50,517 | $179,300 |
| 29501 | Florence | Florence County | 48,673 | $71,671 | $243,800 |
| 29506 | Florence | Florence County | 20,777 | $40,311 | $149,000 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Darlington County
Nearby counties
Frequently asked questions
How many ZIP codes are in Darlington County, South Carolina?
7 ZIP codes are mainly in Darlington County, and 4 more ZIP codes from neighboring areas reach partly into it.
What cities are in Darlington County?
ZIP codes in Darlington County use the city names Darlington, Hartsville, Lamar, Lydia and Society Hill.
What metro area is Darlington County in?
Darlington County is part of the Florence, SC metropolitan statistical area.