Gaines County Flag

Gaines County

State:
Texas
County Seat:
Seminole

Gaines County's estimated 2026 population is 23,628 with a growth rate of 1.58% in the past year according to the most recent United States census data. Gaines County is the 107th largest county in Texas. The 2010 population was 17,588 and has seen a growth of 34.34% since that time.

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