ZIP 50433 falls in Cerro Gordo County, Iowa, where we hold 155 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 50433 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) |
|---|---|---|---|---|
| Cerro Gordo County, Iowa | 53% | 155 | — | — |
| Floyd County, Iowa | 21% | 142 | — | — |
| Franklin County, Iowa | 19% | 132 | — | — |
| Butler County, Iowa | 7% | 154 | — | — |
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 50433 spans 4 counties: Cerro Gordo County, Iowa, Floyd County, Iowa, Franklin County, Iowa, Butler County, Iowa.