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zipcodes.pro — STATE/TX/COUNTY/MILLS

Mills County, TX ZIP codes

Mills County, TX has 4 ZIP codes, in 4 towns: 76844, 76864, 76870 and 76880.

The county seat is Goldthwaite.

ZIP codes
4
Towns
4
County seat
Goldthwaite
County FIPS
48333
State
Texas
Population
4,511
Median household income
$67,620
Land area
748 sq mi

Mills County ZIP codes by town

Goldthwaite (county seat)
76844

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Mills County ZIP codes

76844768647687076880

The ZIP codes of Mills County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Mills County in numbers

About 4,511 people live in Mills County, in 1,799 households, the 206th most populous of Texas's 254 counties. The median household income is $67,620 a year, 14% below the Texas median of $78,476 (US: $80,734). The median owner-occupied home is valued at $223,700 (21% below the Texas median), and median gross rent is $708 a month. The median age is 47.9; 27.9% of adults 25 and over hold a bachelor's degree or higher (33.8% across Texas); the average commute takes 25 minutes.

Population4,511Mills4,511
Households1,799Mills1,799
Median age47.9Mills47.9Texas35.6US 38.9
Median household income$67,620Mills$67,620Texas$78,476US $80,734
Median home value$223,700Mills$223,700Texas$283,800US $332,700
Median gross rent$708Mills$708Texas$1,403US $1,413
Bachelor's degree or higher27.9%Mills27.9%Texas33.8%US 35.7%
Mean commute25.0 minMills25.0 minTexas26.7 minUS 26.4 min
Population density6 / sq miMills6 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Mills County

Largest towns in Mills County
TownZIP codesPopulation
Goldthwaite 1 1,843
Mullin 1 220
Priddy 1 92

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Mills County.

Not sure you are in Mills County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Mills County, with figures

ZIP codes in Mills County
ZIP City Type Population Median income Median home
76844 Goldthwaite , TX Standard 3,284 $68,032 $223,800
76864 Mullin , TX Standard 798 $55,598 $172,100
76870 Priddy , TX Standard 65 $66,875 $165,600
76880 Star , TX Standard 0 — —

Cite this page

zipcodes.pro. “Mills County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/tx/county/mills

Underlying data is public domain or openly licensed — sources, vintages and licences.