Union County Flag

Union County

County Seat:
Monroe

Union County's estimated 2026 population is 275,138 with a growth rate of 2.18% in the past year according to the most recent United States census data. Union County is the 8th largest county in North Carolina. The 2010 population was 202,110 and has seen a growth of 36.13% since that time.

275,138
Total Population
435
Population Density (mi²)
8
Population Rank (State)
5.9K 2.18%
Annual Population Growth

Union County Population

Demographics

Economics and Income Statistics