Jefferson County Flag

Jefferson County

State:
Texas
County Seat:
Beaumont

Jefferson County's estimated 2026 population is 255,060 with a growth rate of 0.22% in the past year according to the most recent United States census data. Jefferson County is the 23rd largest county in Texas. The 2010 population was 252,457 and has seen a growth of 1.03% since that time.

255,060
Total Population
291
Population Density (mi²)
23
Population Rank (State)
556 0.22%
Annual Population Growth

Jefferson County Population

Demographics

Economics and Income Statistics