| ZIP Codes: | 6 ZIP Codes (2 Standard, 4 PO Box, 0 Unique) [See All] |
| Area Code: | 979 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:13:51 PM |
| Population: | 18,892 [See All] |
| FIPS: | 48051 |
| CBSA: | College Station-Bryan, TX |
| Land Area: | 665 sq mi |
| Water Area: | 18 sq mi |
| Coordinates: | 30.4771, -96.6011 |
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18,892 residents live across 6 ZIPs covering 665 sq mi, served by 6 distinct USPS-recognized cities.
Population moved from 16,988 to 18,394 from 2014 to 2024 — a +8.3% change. 2 ZIPs gained residents, 1 lost.
The county's wealthiest ZIP 77836 (Caldwell, $75,625 median) and poorest ZIP 77878 (Snook, $60,417) are 12.9 miles apart — a 1.3× income gap across local geography.
Median home values vary 1.4× across this county — from $153,900 in 77879 (Somerville) to $215,100 in 77836 (Caldwell).
Density varies 9238× across the county — from 20 people/sq mi in 77879 (Somerville) to 185,385 in 77863 (Lyons).
Educational attainment ranges from 21.2% bachelor's+ in 77836 (Caldwell) to 63.6% in 77863 (Lyons) — the breadth of educational profiles across the area.
Within Texas, this is the #124 most populous of 254 counties and ranks #128 for median household income with the #61 fastest decade growth .
Weighted by population, the typical household earns about $72,164 across the county — reflecting what a typical resident sees, not a simple ZIP average.
23.5% of adults age 25+ hold a bachelor's degree or higher (3,187 of 13,575 reporting).
2 Standard delivery, 4 PO Box only, 0 single-entity Unique ZIPs serve this county.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.