ZIP 37143 falls in Cheatham County, Tennessee, where we hold 12,118 parcels measured as septic county-wide and 2,166 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 37143.
ZCTA 37143 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) |
|---|---|---|---|---|
| Cheatham County, Tennessee | 81% | 4,453 | 12,118 | 2,166 |
| Davidson County, Tennessee | 19% | 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 12,118 parcels measured as septic for Cheatham County, Tennessee as a whole, not broken out by ZIP.
ZIP 37143 spans 2 counties: Cheatham County, Tennessee, Davidson County, Tennessee.