Texas
The Lone Star State is the second-largest US state with diverse cities and wide-open spaces.
About Texas
Across Texas, GIS Map currently maps 100 cities and towns that together hold around 16,078,781 residents. The Lone Star State is the second-largest US state with diverse cities and wide-open spaces. The most populous community is Houston, with about 2,328,253 residents in Harris County, and it has an interactive street, satellite and topographic map. San Antonio (1,479,835) and Dallas (1,307,930) follow. The state capital, Austin, sits in Travis County.
County-level coverage in Texas includes 254 official Census boundaries, each paired with local demographics. Harris County is the most populous, with about 4,838,303 residents. The highest median household income belongs to Rockwall County at $127,981. Home values peak in Travis County, where the median owner-occupied home is worth about $523,000. By land area, Brewster County is the largest at roughly 6,184 square miles. The youngest population, with a median age of 26.1, is found in Jim Hogg County. Among mapped cities with at least 10,000 residents, Southlake reports the highest median household income at $250,001. All figures come from the U.S. Census Bureau's American Community Survey 2020-2024 five-year estimates.
Elevation varies considerably across Texas. El Paso is the highest at about 3,712 feet above sea level, while Port Arthur is the lowest at about 1 feet. The state is split between time zones: Central (99 cities) and Mountain (1 city). According to the USDA U.S. General Soil Map, Alfisols are the dominant soil order beneath 33 of the mapped city centers. Federal records list 235 government-owned and 492 leased properties in these cities, the most in Laredo. City maps let you switch on FEMA flood zones, USGS contours and land cover layers.
There are 505 ZIP code tabulation areas in Texas with dedicated pages. The most populated one has about 124,834 residents. The runner-up counts roughly 104,009 people. The densest packs about 120,556 people per square mile. Every page includes drawing and measuring tools plus a click-anywhere inspector that reports the county, ZIP, census tract, school district, flood zone and elevation of any point.
Cities in Texas
Explore interactive maps for 100 cities across Texas.