
Lyons
- County:
- Boulder County
- County Seat:
- No
- Area (mi²):
- 1.35
- State:
- Colorado
Lyons is a town located in Boulder County, Colorado. Lyons has a 2025 population of 2,113. Lyons is currently declining at a rate of -0.89% annually and its population has decreased by -4.26% since the most recent census, which recorded a population of 2,207 in 2020.
The average household income in Lyons is $145,304 with a poverty rate of 8.73%. The median age in Lyons is 44.5 years: 43.4 years for males, and 46.6 years for females.