ZIP 37122 falls in Wilson County, Tennessee, where we hold 21,905 parcels measured as septic county-wide and 27,681 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 37122.
ZCTA 37122 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) |
|---|---|---|---|---|
| Wilson County, Tennessee | 91% | — | 21,905 | 27,681 |
| Rutherford County, Tennessee | 8% | — | 37,524 | 56,651 |
| Davidson County, Tennessee | 1% | 232 | 1,545 | 187,801 |
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 21,905 parcels measured as septic for Wilson County, Tennessee as a whole, not broken out by ZIP.
ZIP 37122 spans 3 counties: Wilson County, Tennessee, Rutherford County, Tennessee, Davidson County, Tennessee.