ZIP 48197 falls in Washtenaw County, Michigan, where we hold 11,810 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.
| County | Land in this ZIP | Documents held | On septic (county) | On sewer (county) |
|---|---|---|---|---|
| Washtenaw County, Michigan | 100% | 11,810 | — | — |
3 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 |
|---|---|---|---|
| Jack Spack Septic | Ypsilanti | (734) 434-3220 | 3.3 (24) |
| Diversified Excavating | Ypsilanti | (734) 487-6454 | — |
| Wilder’s Waste Solutions | Ypsilanti | (734) 812-6722 | — |
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 48197 falls in Washtenaw County, Michigan.