Gaines County Flag

Gaines County

State:
Texas
County Seat:
Seminole

Gaines County's 2026 population is estimated at 23,628, reflecting a 1.58% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Gaines County is the 107th largest county in Texas. The 2010 population was 17,588 and has grown 34.34% since 2010.

23,628
Total Population
16
Population Density (mi²)
107
Population Rank (State)
368 1.58%
Annual Population Growth

Gaines County Population

Demographics

Economics and Income Statistics