County · Tennessee · United States
Grainger County ZIP codes
6 ZIP codes · 6 cities · FIPS 47057
Key facts
- State
- Tennessee (TN)
- FIPS code
- 47057
- Population
- 23,929
- Median household income
- $51,351
- Median age
- 45.7
- Land area
- 280.6 sq mi (726.7 km²)
- Population density
- 85 / sq mi
- Area codes
- 423, 865
Cities and ZIP codes in Grainger County (6)
| City | ZIP codes |
|---|---|
| Bean Station | 37708 |
| Blaine | 37709 |
| Powder Springs | 37848 |
| Rutledge | 37861 |
| Thorn Hill | 37881 |
| Washburn | 37888 |
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.