| ZIP Codes: | 13 ZIP Codes (8 Standard, 3 PO Box, 2 Unique) [See All] |
| Area Code: | 423 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:49 PM |
| Population: | 163,515 [See All] |
| FIPS: | 47163 |
| CBSA: | Kingsport-Bristol, TN-VA |
| Land Area: | 431 sq mi |
| Water Area: | 16 sq mi |
| Coordinates: | 36.5165, -82.3885 |
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163,515 residents live across 13 ZIPs covering 431 sq mi, served by 5 distinct USPS-recognized cities.
Population moved from 160,283 to 163,515 from 2014 to 2024 — a +2.0% change. 5 ZIPs gained residents, 3 lost.
The county's wealthiest ZIP 37686 (Piney Flats, $84,264 median) and poorest ZIP 37660 (Kingsport, $49,191) are 13.8 miles apart — a 1.7× income gap across local geography.
Median home values vary 2.6× across this county — from $134,400 in 37665 (Kingsport) to $352,200 in 37686 (Piney Flats).
Density varies 9× across the county — from 181 people/sq mi in 37618 (Bluff City) to 1,583 in 37665 (Kingsport).
Educational attainment ranges from 18.2% bachelor's+ in 37665 (Kingsport) to 35.5% in 37686 (Piney Flats) — the breadth of educational profiles across the area.
Within Tennessee, this is the #9 most populous of 95 counties and ranks #39 for median household income .
Weighted by population, the typical household earns about $60,276 across the county — reflecting what a typical resident sees, not a simple ZIP average.
27.0% of adults age 25+ hold a bachelor's degree or higher (32,439 of 120,060 reporting). The most-educated ZIPs cluster around Kingsport.
8 Standard delivery, 3 PO Box only, 2 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 37660 | Kingsport | Standard | 40,996 | $49,191 | 68.3 | 1.5% |
| 37620 | Bristol | Standard | 38,494 | $56,128 | 138.4 | 1.4% |
| 37664 | Kingsport | Standard | 28,267 | $63,653 | 33.3 | 7.3% |
| 37617 | Blountville | Standard | 14,744 | $64,764 | 59.1 | 6.0% |
| 37663 | Kingsport | Standard | 14,230 | $76,007 | 27.2 | -1.1% |
| 37618 | Bluff City | Standard | 12,548 | $63,851 | 69.2 | -7.4% |
| 37686 | Piney Flats | Standard | 9,495 | $84,264 | 32.6 | 24.6% |
| 37665 | Kingsport | Standard | 4,741 | $50,991 | 3.0 | -22.4% |
| 37621 | Bristol | PO Box | — | — | 0.0 | — |
| 37699 | Piney Flats | Unique | — | — | 0.0 | — |
| 37662 | Kingsport | PO Box | — | — | 0.0 | — |
| 37669 | Kingsport | Unique | — | — | 0.0 | — |
| 37625 | Bristol | PO Box | — | — | 0.0 | — |