
Westminster
- County:
- Orange County
- County Seat:
- No
- Area (mi²):
- 10.039
- State:
- California
Westminster is a city located in Orange County, California. Westminster has a 2025 population of 87,301. Westminster is currently declining at a rate of -0.81% annually and its population has decreased by -3.93% since the most recent census, which recorded a population of 90,871 in 2020.
The average household income in Westminster is $109,197 with a poverty rate of 15.82%. The median age in Westminster is 41.7 years: 41.5 years for males, and 41.9 years for females.