Census place · GEOID 4521265 · Spartanburg County
Duncan, SC ZIP codes
4 ZIP/ZCTAs intersecting this Census place in Spartanburg County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Duncan (GEOID 4521265). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 87,568 (4 ZIPs).
Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology
Map of Duncan, SC
ZIP/ZCTA overlap with Duncan
Population overlap
Share of each ZIP/ZCTA’s population located within Duncan, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Duncan
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 29334 | Duncan | Spartanburg County | 18,260 | $76,595 |
| 29365 | Lyman | Spartanburg County | 14,566 | $73,142 |
| 29377 | Startex | Spartanburg County | 422 | $47,325 |
| 29651 | Greer | Greenville County | 54,320 | $80,748 |
USPS associates these ZIPs with Duncan
These codes list Duncan as a primary or acceptable city. They are not used for the ACS headline.
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 29390 | Duncan | Spartanburg County | — | — |
| 29391 | Duncan | Spartanburg County | — | — |