ZIP code · Brookston · Texas · United States
ZIP code 75421 — Brookston
ZIP code 75421 serves Brookston, Texas.
- Postal code
- 75421Single source Value from one source, not cross-checked.
- City
- Brookston
- County
- Lamar FIPS 48277
- State
- Texas
- Country
- United States
- Coordinates
- 33.6246, -95.6888 — precision precise (locality)
View on OpenStreetMap - Population
- 984 (ZCTA, ACS 5-year)
- Population density
- 18 / sq mi
- Land area
- 53.6 sq mi (138.8 km²) (ZCTA, ACS 5-year)
- Median household income
- $52,016
- Per-capita income
- $24,525
- Median age
- 26
- Households
- 282
- Housing units
- 391
- Median home value
- $152,400
- Median gross rent
- $788 / month
- Congressional district
- TX-4 (119th Congress)
- USDA hardiness zone
- 8a (10 to 15 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 903 (from the nearest rate centre)Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 75421 with another ZIP · ZIPs within 25 miles · distance from 75421
Map of ZIP code 75421
Climate — monthly normals
Warmest month Aug (avg high 96°F), coldest Jan (avg low 33°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 54 | 59 | 67 | 75 | 83 | 91 | 96 | 96 | 89 | 78 | 65 | 56 |
| Avg low °F | 33 | 37 | 45 | 53 | 63 | 71 | 75 | 74 | 67 | 55 | 44 | 36 |
| Precip in | 3.1 | 3.3 | 4.3 | 4.7 | 5.6 | 4.3 | 3.5 | 3.0 | 4.0 | 4.6 | 4.2 | 4.3 |
NOAA 1991–2020 climate normals from the nearest station: PARIS (8.3 mi) · NOAA NCEI
Places in ZIP 75421
- 2 schools
- 1 places of worship
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page