Houston Texas Population 2024 By County. Dallas county, tarrant county, bexar county and travis county make up the rest of the top five most populous counties in texas, with each having populations of more than a million. Explore our new interactive population density maps for msa, county, tract, block group, place, school district, and zcta geographies in texas.
The median age in houston was 35.7 years in ’23, which means half of all residents were younger and half older. United nations population projections are also included through the year 2035.