County ZIP codes · South Carolina · FIPS 45079
Richland County, SC ZIP Codes
Richland County, South Carolina has 47 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 25 residential and 22 for PO boxes or a single organization. 18 of the residential ones lie mainly in Richland County and 7 mainly in a neighboring county; 10 cross the county line. Median household income ranges from $43,330 in 29180 (Winnsboro) to $113,986 in 29036 (Chapin) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Richland 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 $50,871 and $87,366.
They carry 13 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 25 residential ZIP codes in Richland County
18 ZIP codes lie mainly in Richland County; 7 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 29223 | Columbia | 53,074 | 2,095 | $62k | $203k | 100% |
| 29229 | Columbia | 51,861 | 2,840 | $74k | $247k | 100% |
| 29203 | Columbia | 40,653 | 653 | $46k | $141k | 100% |
| 29210 | Columbia | 39,962 | 2,384 | $51k | $194k | 70% |
| 29063 | Irmo | 38,201 | 952 | $92k | $261k | 97% |
| 29209 | Columbia | 38,041 | 720 | $59k | $207k | 100% |
| 29016 | Blythewood | 30,454 | 350 | $95k | $346k | 90% |
| 29201 | Columbia | 24,605 | 2,134 | $32k | $256k | 100% |
| 29205 | Columbia | 22,223 | 3,442 | $64k | $350k | 100% |
| 29206 | Columbia | 19,759 | 2,288 | $92k | $370k | 100% |
| 29204 | Columbia | 18,159 | 2,853 | $50k | $200k | 100% |
| 29061 | Hopkins | 12,538 | 142 | $60k | $171k | 100% |
| 29207 | Columbia | 8,012 | 122 | – | – | 100% |
| 29044 | Eastover | 4,799 | 35 | $57k | $135k | 100% |
| 29208 | Columbia | 2,445 | 17,847 | – | – | 100% |
| 29052 | Gadsden | 2,199 | 37 | $53k | $84k | 100% |
| 29225 | Columbia | 443 | 16,407 | – | – | 100% |
| 29177 | White Rock | 177 | 1,292 | – | – | 100% |
Partly in Richland County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 29045 | Elgin | 31,372 | 462 | $87k | $266k | 33% |
| 29212 | Columbia | 27,657 | 1,294 | $77k | $247k | 31% |
| 29036 | Chapin | 26,620 | 483 | $114k | $411k | 28% |
| 29075 | Little Mountain | 2,848 | 69 | $76k | $257k | 27% |
| 29078 | Lugoff | 16,283 | 130 | $68k | $208k | 11% |
| 29180 | Winnsboro | 11,730 | 38 | $43k | $121k | 4% |
| 29130 | Ridgeway | 6,252 | 41 | $64k | $266k | 1% |
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?
10 ZIP codes of Richland County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Richland | Elsewhere |
|---|---|---|
| 29210 | 70% | Lexington County 30% |
| 29063 | 97% | Lexington County 3% |
| 29045 | 33% | Kershaw County 65%; Fairfield County 2% |
| 29016 | 90% | Fairfield County 10% |
| 29212 | 31% | Lexington County 69% |
| 29036 | 28% | Lexington County 68%; Newberry County 5% |
| 29078 | 11% | Kershaw County 89% |
| 29180 | 4% | Fairfield County 96% |
| 29130 | 1% | Fairfield County 84%; Kershaw County 15% |
| 29075 | 27% | Newberry County 67%; Lexington County 7% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 29002 | Ballentine |
| 29147 | State Park |
| 29202 | Columbia |
| 29211 | Columbia |
| 29214 | Columbia |
| 29215 | Columbia |
| 29216 | Columbia |
| 29217 | Columbia |
| 29218 | Columbia |
| 29219 | Columbia |
| 29220 | Columbia |
| 29221 | Columbia |
| 29222 | Columbia |
| 29224 | Columbia |
| 29226 | Columbia |
| 29227 | Columbia |
| 29230 | Columbia |
| 29240 | Columbia |
| 29250 | Columbia |
| 29260 | Columbia |
| 29290 | Columbia |
| 29292 | Columbia |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Richland County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Richland County's ZIP codes use 3 prefixes: 290, 291 and 292.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 290 | Columbia, SC (SCF 290) | 10 | 53 |
| 291 | Columbia, SC (SCF 290) | 4 | 53 |
| 292 | Columbia, SC (SCF 290) | 33 | 34 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.