| Name | Boulder County |
| State | Colorado |
| FIPS Code | 08013 |
| County Seat | Boulder |
| Timezone | Mountain Daylight Time (MDT) |
| Population (2022) | 297,218 |
| Population Growth Rate(2000-2022) | 12.29% |
| Majority Ethnicity | White 93.22% |
| Public School Majority Ethnicity | White 62% |
| Partisan Voting Index | Strongly Democratic:+27 |
| Unemployment Rate (May 2025) | 4.6% |
| Area Code(s) | 303 / 720 / 983 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 93.22% |
| African American | 0.96% |
| Hispanic | 0.5% |
| Asian | 5.19% |
| Native American | 0.07% |
| Hawaiin/Pacific Islander | 0.07% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 62.32% |
| African American | 0.91% |
| Hispanic | 26.09% |
| Asian | 4.91% |
| Native American | 0.28% |
| Hawaiin/Pacific Islander | 0.1% |