ZIP 53925 falls in Columbia County, Wisconsin, where we hold 32 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 53925 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) |
|---|---|---|---|---|
| Columbia County, Wisconsin | 54% | 32 | — | — |
| Dodge County, Wisconsin | 36% | — | — | — |
| Dane County, Wisconsin | 10% | — | — | — |
1 businesses on record with an address in this ZIP: pumping, installation, design, inspection and repair. Not an endorsement, and we take no fee.
| Company | City | Phone | Rating |
|---|---|---|---|
| Wright Plumbing & Soil Testing | Columbus | (920) 623-4517 | 5.0 (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 53925 spans 3 counties: Columbia County, Wisconsin, Dodge County, Wisconsin, Dane County, Wisconsin.