ZIP 37874 falls in Monroe County, Tennessee, where we hold 11,762 parcels measured as septic county-wide and 6,497 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 37874.
ZCTA 37874 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) |
|---|---|---|---|---|
| Monroe County, Tennessee | 70% | 1,000 | 11,762 | 6,497 |
| McMinn County, Tennessee | 21% | — | 9,089 | 11,655 |
| Loudon County, Tennessee | 9% | — | 11,771 | 10,971 |
| Roane County, Tennessee | 0% | 18,206 | 11,677 | 10,297 |
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 11,762 parcels measured as septic for Monroe County, Tennessee as a whole, not broken out by ZIP.
ZIP 37874 spans 4 counties: Monroe County, Tennessee, McMinn County, Tennessee, Loudon County, Tennessee, Roane County, Tennessee.