| ZIP Codes: | 6 ZIP Codes (4 Standard, 2 PO Box, 0 Unique) [See All] |
| Area Code: | 423 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 11:55:04 PM |
| Population: | 44,787 [See All] |
| FIPS: | 47019 |
| CBSA: | Johnson City, TN |
| Land Area: | 287 sq mi |
| Water Area: | 3 sq mi |
| Coordinates: | 36.3064, -82.2064 |
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44,787 residents live across 6 ZIPs covering 287 sq mi, served by 5 distinct USPS-recognized cities.
Population moved from 46,233 to 44,787 from 2014 to 2024 — a -3.1% change. 0 ZIPs gained residents, 5 lost.
The county's wealthiest ZIP 37694 (Watauga, $81,250 median) and poorest ZIP 37658 (Hampton, $37,995) are 10.4 miles apart — a 2.1× income gap across local geography.
Median home values vary 1.8× across this county — from $110,800 in 37658 (Hampton) to $203,300 in 37694 (Watauga).
Density varies 5702× across the county — from 47 people/sq mi in 37687 (Roan Mountain) to 268,636 in 37682 (Milligan).
Educational attainment ranges from 13.5% bachelor's+ in 37658 (Hampton) to 24.9% in 37694 (Watauga) — the breadth of educational profiles across the area.
Within Tennessee, this is the #35 most populous of 95 counties and ranks #63 for median household income .
Weighted by population, the typical household earns about $51,580 across the county — reflecting what a typical resident sees, not a simple ZIP average.
19.5% of adults age 25+ hold a bachelor's degree or higher (6,459 of 33,130 reporting).
4 Standard delivery, 2 PO Box only, 0 single-entity Unique ZIPs serve this county.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.