ZIP 52302 falls in Linn County, Iowa, where we hold 33,142 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) |
|---|---|---|---|---|
| Linn County, Iowa | 100% | 33,142 | — | — |
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 |
|---|---|---|---|
| Benjamin Franklin Plumbing | Marion | (563) 322-4236 | 1.0 (1) |
| McBurney Septic Service | Marion | (319) 393-4381 | — |
| Septic Services Of Iowa | Marion | (319) 533-2723 | — |
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 52302 falls in Linn County, Iowa.