Castle Pines, Colorado Demographics & Population 2026
During the 2020–2024 ACS period, Castle Pines, Colorado had a total population of 13,388, the 56th largest city in Colorado, with a median household income of $191,229, which is 100% higher than the state average. The poverty rate is 6.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 100% above the state average — one of the wealthiest communities in Colorado.
Castle Pines Quick Facts
How Castle Pines Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 12,573 | 13,388 | +6.5% |
| Median household income | $189,918 | $191,229 | +0.7% |
| Median home value | $827,900 | $895,500 | +8.2% |
How Castle Pines Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 52 | National average: 61
Education
Educational Attainment (Adults 25+)
Castle Pines Rankings in Colorado
Explore Colorado Rankings
Other Cities in Douglas County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Highlands Ranch | 102,257 | $159,307 | 2.9% | $712,700 |
| Castle Rock | 79,123 | $145,197 | 3.8% | $652,900 |
| Parker | 61,783 | $133,369 | 4.4% | $646,300 |
| Lone Tree | 14,147 | $123,741 | 4.9% | $874,100 |
| The Pinery | 11,871 | $194,446 | 1.0% | $791,100 |
| Roxborough Park | 9,085 | $173,083 | 3.0% | $678,800 |
| Stonegate | 8,906 | $159,086 | 3.2% | $641,600 |
| Meridian | 5,634 | $89,877 | 8.8% | $581,100 |
| Castle Pines Village | 4,436 | $250,000+ | 4.1% | $1,453,400 |
| Sterling Ranch | 4,213 | $206,719 | 2.0% | $802,000 |
Cities Similar to Castle Pines
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Superior | 13,305 | $159,434 | $903,900 | 78.8% | 3.2% |
| The Pinery | 11,871 | $194,446 | $791,100 | 60.6% | 1.0% |
| Greenwood Village | 15,420 | $149,029 | $1,237,800 | 78.6% | 3.1% |
| Lone Tree | 14,147 | $123,741 | $874,100 | 71.2% | 4.9% |
| Black Forest | 15,738 | $145,460 | $856,200 | 56.5% | 5.0% |
Population Overview
Castle Pines is a small city located in Colorado, within Douglas County. The total population is 13,388. It ranks as the 56th most populous out of 472 Census-designated places in Colorado.
Age Demographics
The median age in Castle Pines is 43.6 years. This is 16% higher than the state median of 37.7 years.
Economy, Income & Housing
The median household income in Castle Pines is $191,229. This is 100% higher than the state median of $95,470. It is also 137% higher than the national median of $80,734. The poverty rate stands at 6.9%. This is 27% lower than the state poverty rate of 9.4%. The unemployment rate is 2.6%. This is 43% lower than the state rate of 4.6%. The median home value is $895,500. Housing costs are 66% higher than the state median of $539,400. The home-value-to-income ratio is 4.7x. 80.7% of occupied housing units are owner-occupied. This homeownership rate is 22% higher than the state average of 66.2%.
Race & Ethnicity
The largest racial or ethnic group in Castle Pines is White (non-Hispanic), making up 78.6% of the population. Hispanic or Latino residents account for 9.2%. The Hispanic or Latino population (9.2%) is well below the state average of 22.5%.
Education
69.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 52% higher than the state rate of 45.7%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 99.3%. Notably, 24.9% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Castle Pines, Colorado is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Colorado state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 472 Census-designated places in Colorado. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all Colorado city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Castle Pines, Colorado?
Castle Pines, Colorado has a population of 13,388 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Castle Pines, CO?
The median household income in Castle Pines is $191,229, which is 137% higher than the national median of $80,734.
What is the poverty rate in Castle Pines, CO?
The poverty rate in Castle Pines is 6.9%. This means approximately 917 residents live below the federal poverty line.
What is the racial makeup of Castle Pines, Colorado?
Castle Pines's population is 78.6% White, 4.4% Black, 9.2% Hispanic/Latino, and 3.5% Asian.
What is the median home value in Castle Pines, CO?
The median home value in Castle Pines is $895,500. The home-value-to-income ratio is 4.7x.
How educated is Castle Pines, Colorado?
69.7% of adults (25+) in Castle Pines hold a bachelor's degree or higher, and 24.9% hold a graduate or professional degree.