| ZIP Codes: | 5 ZIP Codes (4 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Codes: | 936 / 979 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:14:04 PM |
| Population: | 36,591 [See All] |
| FIPS: | 48477 |
| CBSA: | Brenham, TX |
| Land Area: | 640 sq mi |
| Water Area: | 18 sq mi |
| Coordinates: | 30.1916, -96.3646 |
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36,591 residents live across 5 ZIPs covering 640 sq mi, served by 4 distinct USPS-recognized cities.
Population moved from 34,429 to 36,591 from 2014 to 2024 — a +6.3% change. 4 ZIPs gained residents, 0 lost.
The county's wealthiest ZIP 77835 (Burton, $109,917 median) and poorest ZIP 77833 (Brenham, $73,388) are 14.7 miles apart — a 1.5× income gap across local geography.
Median home values vary 2.2× across this county — from $270,800 in 77880 (Washington) to $592,300 in 77426 (Chappell Hill).
Density varies 4× across the county — from 21 people/sq mi in 77835 (Burton) to 93 in 77833 (Brenham).
Educational attainment ranges from 20.3% bachelor's+ in 77835 (Burton) to 33.2% in 77426 (Chappell Hill) — the breadth of educational profiles across the area.
Within Texas, this is the #87 most populous of 254 counties and ranks #27 for median household income with the #80 fastest decade growth .
Weighted by population, the typical household earns about $77,541 across the county — reflecting what a typical resident sees, not a simple ZIP average.
30.8% of adults age 25+ hold a bachelor's degree or higher (7,674 of 24,886 reporting).
4 Standard delivery, 1 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.