ZIP 49503 falls in Kent County, Michigan, where we hold 48,979 parcels measured as septic county-wide and 145,669 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 49503.
| County | Land in this ZIP | Documents held | On septic (county) | On sewer (county) |
|---|---|---|---|---|
| Kent County, Michigan | 100% | 3 | 48,979 | 145,669 |
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 48,979 parcels measured as septic for Kent County, Michigan as a whole, not broken out by ZIP.
ZIP 49503 falls in Kent County, Michigan.