ZIP 38321 falls in Carroll County, Tennessee, where we hold 7,041 parcels measured as septic county-wide and 4,823 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 38321.
ZCTA 38321 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) |
|---|---|---|---|---|
| Carroll County, Tennessee | 58% | 4,252 | 7,041 | 4,823 |
| Henderson County, Tennessee | 42% | — | 7,907 | 2,425 |
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 7,041 parcels measured as septic for Carroll County, Tennessee as a whole, not broken out by ZIP.
ZIP 38321 spans 2 counties: Carroll County, Tennessee, Henderson County, Tennessee.