ZIP 55943 falls in Houston County, Minnesota, where we hold 6,134 parcels measured as septic county-wide and 2,844 on sewer. We do not have a per-ZIP parcel count for this county, so this is the county total, not a count specific to ZIP 55943.
ZCTA 55943 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) |
|---|---|---|---|---|
| Houston County, Minnesota | 80% | — | 6,134 | 2,844 |
| Winona County, Minnesota | 20% | — | 4,512 | 11,875 |
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 hold 6,134 parcels measured as septic for Houston County, Minnesota as a whole, not broken out by ZIP.
ZIP 55943 spans 2 counties: Houston County, Minnesota, Winona County, Minnesota.