RANK #913 / 996 NAT · #8 / 15 CO · POP 328,658
1YR FORECAST: -1.5%
5YR OUTLOOK: +11%
Boulder County, Colorado, is distinguished by the iconic Flatirons, dramatic sandstone formations that provide a backdrop to the city of Boulder. Located in north-central Colorado, northwest of Denver, the county offers a blend of urban, suburban, and rural communities. Commuting to Denver is possible via the Flatiron Flyer bus service, which uses express lanes. The community emphasizes an active, outdoor lifestyle, with over 45,000 acres of open space and 150 miles of trails for hiking, biking, and climbing. Eldorado Canyon State Park is a notable destination for rock climbing. The area enjoys a mild climate with over 300 days of sunshine annually.
Life in Boulder County is shaped by its natural amenities and a focus on well-being. The county consistently ranks among the healthiest places in the U.S., partly due to low physical inactivity rates. The Boulder Valley School District and St. Vrain Valley School District serve the area, with schools consistently ranking high in academic performance. The economy is driven by a diverse mix of industries, including aerospace, bioscience, information technology, and natural and organic products, supported by institutions like the University of Colorado Boulder and federal research facilities. Many residents work from home or within the county.
Above national median (4.7x)
Below national median
Prices declining
Prices detached from rents
Housing is fairly valued at 6.6x relative to local economic output. Climate and geography support a structural premium. The typical U.S. county is 4–6x.
Estimated local headcount ranges. Larger employers shown as floor + "+"; smaller employers show exact counts where reported.
Source: Redfin · Census BPS — Browse sales on Redfin →
Source: CDC/NCHS vital statistics via County Health Rankings (2020–2022 avg). Rates per 100,000 population. Grade based on homicide rate relative to national average (~6.3). Learn more →
Source: EPA Air Quality System (2021–2023). Grade based on 3-year average median AQI. Learn about AQI →
| PROJECT | AMOUNT | STATUS |
|---|---|---|
|
Willoughby Corner Affordable Housing
City of Lafayette and Boulder County
|
$50M | Completed |
|
Kestrel Affordable Housing
Boulder County
|
$50M | Completed |
Source: public records, news, corporate announcements. Amounts are estimates where noted.
Bars show percentile rank among all 996 counties.
The data is not encouraging — Boulder County scores just 8/100 on the Boom Town Index, ranking #913 of 996 counties. Job growth at -0.7% and median household income of $99,770 reflect an economy that has been contracting or stagnating relative to the rest of the country.
Affordability is a real challenge in Boulder County. The median home is valued at $671,100 — with an income-to-home-value ratio of just 0.15, that's significantly harder to afford than in most U.S. counties. Median rent runs $1,828/month.
Population and employment in Boulder County are both close to flat — population -0.0% YoY and jobs -0.7%. Home values shifted -3.1% over the past 12 months. A steady-state county, neither expanding quickly nor shrinking.
In significant numbers — 5.49% of Boulder County's current population relocated from another state, well above the national norm. That level of in-migration usually signals a county where jobs, affordability, or quality of life are pulling people in from elsewhere.