County ZIP codes · South Carolina · FIPS 45025
Chesterfield County, SC ZIP Codes
Chesterfield County, South Carolina has 11 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 8 of the residential ones lie mainly in Chesterfield County and 3 mainly in a neighboring county; 5 cross the county line. Median household income ranges from $42,308 in 29520 (Cheraw) to $59,464 in 29718 (Jefferson) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Chesterfield County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $45,250 and $56,750.
They carry 11 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 11 residential ZIP codes in Chesterfield County
8 ZIP codes lie mainly in Chesterfield County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 29520 | Cheraw | 13,206 | 100 | $42k | $107k | 100% |
| 29728 | Pageland | 9,043 | 95 | $45k | $131k | 100% |
| 29709 | Chesterfield | 5,988 | 60 | $55k | $144k | 100% |
| 29718 | Jefferson | 4,133 | 40 | $60k | $128k | 90% |
| 29584 | Patrick | 2,979 | 26 | $46k | $71k | 100% |
| 29101 | McBee | 2,497 | 20 | $57k | $125k | 87% |
| 29727 | Mount Croghan | 2,300 | 45 | $48k | $91k | 100% |
| 29741 | Ruby | 1,504 | 41 | $45k | $117k | 100% |
Partly in Chesterfield County
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
5 ZIP codes of Chesterfield County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Chesterfield | Elsewhere |
|---|---|---|
| 29550 | 17% | Darlington County81%; Lee County2% |
| 29718 | 90% | Kershaw County7%; Lancaster County3% |
| 29101 | 87% | Darlington County13% |
| 29009 | 6% | Kershaw County91%; Lee County3% |
| 29593 | 36% | Darlington County64% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
Which first three digits do Chesterfield County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Chesterfield County's ZIP codes use 4 prefixes: 290, 291, 295 and 297.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 290 | Columbia, SC (SCF 290) | 1 | 53 |
| 291 | Columbia, SC (SCF 290) | 1 | 53 |
| 295 | Columbia, SC (SCF 290) | 4 | 66 |
| 297 | Charlotte, NC (SCF 282) | 5 | 32 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.