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County ProfileTX

Gonzales County

Population: 19,653 · 9 ZIP codes

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
19,653
People
Median age
39.3
Housing
Total households
7,926
Income
Median household income
$58,672
Housing
Total housing units
9,020
Employment
Employment rate
56.8%
Education
Bachelor’s degree or higher
11.9%
Healthcare
Insured population
82%
County details
Local time 02:17:50(CT)
NameGonzales
Total ZIP codes9total
ZIP codes (by type)
8 Standard1 PO Box
Area code361, 830
TimezoneCentral Time (CT)
Coordinates29.4619121, -97.4919205
Land area1,066.7 sq miles(2,762.7 km²)

Map of Gonzales county, Texas with ZIP codes

Map of Gonzales County, Texas and ZIP codes

Cities and Communities in Gonzales County

Compare the largest cities in Gonzales County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.

CityPopulation
Median incomeHousehold
ZIP codes
Gonzales7,165$51,9291ZIPs
Nixon2,341$37,8381ZIPs
Waelder933$61,2141ZIPs
Smiley475$36,7501ZIPs
Cost4591ZIPs
Leesville3541ZIPs
Harwood1201ZIPs
Ottine691ZIPs
Wrightsboro551ZIPs

Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP Codes in Gonzales County

Review the most populated postal areas across Gonzales County. Use the ranking below to compare resident density and demographic scales between the county's major zones.

ZIPCity
Median incomeHousehold
Population (ZIP)
78629Gonzales$59,52112,046
78140Nixon$50,2503,607
78959Waelder$60,4721,723
78632Harwood$62,500990
78159Smiley$35,083793
78614Cost459
78122Leesville354
78658Ottine69
78677Wrightsboro55

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS