ZIP 47018 falls in Dearborn County, Indiana, where we hold 65 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 47018 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) |
|---|---|---|---|---|
| Dearborn County, Indiana | 45% | 65 | — | — |
| Ohio County, Indiana | 28% | 113 | — | — |
| Ripley County, Indiana | 24% | 20 | — | — |
| Switzerland County, Indiana | 3% | — | — | — |
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 47018 spans 4 counties: Dearborn County, Indiana, Ohio County, Indiana, Ripley County, Indiana, Switzerland County, Indiana.