ZIP 55956 falls in Wabasha County, Minnesota, where we hold 4,381 parcels measured as septic county-wide and 4,969 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 55956.
ZCTA 55956 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) |
|---|---|---|---|---|
| Wabasha County, Minnesota | 71% | 10 | 4,381 | 4,969 |
| Goodhue County, Minnesota | 26% | 12 | 6,077 | 10,874 |
| Olmsted County, Minnesota | 2% | — | 8,501 | 38,509 |
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 4,381 parcels measured as septic for Wabasha County, Minnesota as a whole, not broken out by ZIP.
ZIP 55956 spans 3 counties: Wabasha County, Minnesota, Goodhue County, Minnesota, Olmsted County, Minnesota.