ZIP 28711 falls in Buncombe County, North Carolina, where we hold 91,857 septic-related documents. We have not classified septic-versus-sewer status for this county, and we do not have a per-ZIP parcel count -- see the county page for what we hold and where the records are kept.
ZCTA 28711 is not entirely inside one county. Land-area share is from the 2020 Census ZCTA-to-county relationship file.
| County | Land in this ZIP | Documents held | On septic (county) | On sewer (county) |
|---|---|---|---|---|
| Buncombe County, North Carolina | 79% | 91,857 | — | — |
| McDowell County, North Carolina | 11% | — | — | — |
| Rutherford County, North Carolina | 9% | — | — | — |
| Henderson County, North Carolina | 1% | — | — | — |
Land-area overlap is from the 2020 Census Bureau ZCTA5-to-county relationship file, not an estimate of ours. Parcel and document counts are rows we hold, not a survey of every property in the ZIP. Last verified 2026-09-01.
We have not measured septic-versus-sewer status for this county yet.
ZIP 28711 spans 4 counties: Buncombe County, North Carolina, McDowell County, North Carolina, Rutherford County, North Carolina, Henderson County, North Carolina.