Smith County Flag

Smith County

State:
Texas
County Seat:
Tyler

Smith County's 2026 population is estimated at 255,363, reflecting a 1.24% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Smith County is the 22nd largest county in Texas. The 2010 population was 210,407 and has grown 21.37% since 2010.

255,363
Total Population
277
Population Density (mi²)
22
Population Rank (State)
3.1K 1.24%
Annual Population Growth

Smith County Population

Demographics

Economics and Income Statistics