Four Square Mile, Colorado Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Updated
Four Square Mile, CO Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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A
Health Above average
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B
Income Around average
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A+
Education Top grade
Source: Map AI Methodology
Population
| Metric | Four Square Mile | Colorado Avg | U.S. Average |
|---|---|---|---|
| Population | 22,650 | 5,842,429 | 337,468,954 |
| Population density (per sq mi) | 8384.0 | 56.1 | 86.4 |
| Population growth (%/yr) | 0.20% | 1.09% | 0.59% |
| Median age | 32.9 | 35.2 | 37.3 |
| Households | 9,980 | 2,364,171 | 130,235,071 |
Population in Four Square Mile grew by 33.1% from 2009 to 2024, reaching 22,650 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Four Square Mile is Millennials, aged 29–44, at 31.1% of residents. That is 6.9 points above Colorado as a whole.
- Gen Z 13–28 6,057 26.7% +4.2 pts
- Millennials 29–44 7,041 31.1% +6.9 pts
- Gen X 45–60 3,549 15.7% -4.1 pts
- Boomers 61–79 1,931 8.5% -6.7 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Colorado, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 51.4% of the people living in Four Square Mile and men 48.6%.
- Women 51.4% Colorado 49.4%
- Men 48.6% Colorado 50.6%
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Economy
Four Square Mile has a the economy index of B, which means it is quite prosperous.
| Metric | Four Square Mile | Colorado Avg | U.S. Average |
|---|---|---|---|
| Median household income | $81,283 | $95,803 | $80,455 |
| Income growth (%/yr) | 5.93% | 5.41% | 4.80% |
| Unemployment rate | 3.9% | 4.6% | 5.2% |
The median household income in Four Square Mile is about 15% lower than in Colorado.
Housing
| Metric | Four Square Mile | Colorado Avg | U.S. Average |
|---|---|---|---|
| Median home price | $350,000 | $484,034 | $248,835 |
| Median rent | $1,832 | $1,761 | $1,407 |
| Homeownership rate | 26.2% | 66.2% | 65.2% |
The median home price in Four Square Mile is about 15.9 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,832 per month for that long.
Commute Time & Mobility
Commuters in Four Square Mile spend about 47 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 195 hours, about 8.1 full days, spent commuting.
| Metric | Four Square Mile | Colorado Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 23.4 | 22.0 | 22.4 |
| Round-trip commute (min) | 46.8 | 44.1 | 44.8 |
| Yearly time spent (hours) | 195 | 184 | 187 |
| Estimated yearly cost | $6,051 | $5,694 | $5,790 |
| Work from home | 21.8% | 21.0% | 15.0% |
| Highway traffic (vehicles/day) | 4,721 | 8,183 | 8,813 |
| Local road traffic (vehicles/day) | 3,133 | 1,277 | 1,355 |
The average commute time in Four Square Mile is 23 minutes, longer than the 22 minutes in Colorado.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Four Square Mile has a education index of A+, which means it is exceptionally educated.
| Metric | Four Square Mile | Colorado Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 45.0% | 40.3% | 31.6% |
| Average household size | 2.26 | 2.42 | 2.53 |
Health
Four Square Mile has a health index of A, which means it is very healthy.
| Metric | Four Square Mile | Colorado Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 79.5 | 80.0 | 78.3 |
| Self-rated poor health | 9.3% | 13.2% | 16.3% |
| Smokers | 14.2% | 16.1% | 19.0% |
Frequently Asked Questions
Common questions about Four Square Mile, Colorado.
How many people live in Four Square Mile, Colorado?
About 22,650 people live in Four Square Mile, Colorado, in 9,980 households of 2.3 people on average. The median age is 32.9, so residents are younger than the U.S. median of 37.3 by about 4 years.
Is Four Square Mile, Colorado mostly urban or rural?
Averaged over its land area, Four Square Mile, Colorado has 8,384 people per square mile, a density typical of a city. That is about 97 times the U.S. average of 86.
Can a typical household afford a home in Four Square Mile, Colorado?
The median home costs 4.3 times the median household income ($350,000 against $81,283), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,832 a month takes about 27% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is it hard to find a job in Four Square Mile, Colorado?
Unemployment in Four Square Mile, Colorado is only 3.9%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
How common is a college degree in Four Square Mile, Colorado?
45.0% of adults in Four Square Mile, Colorado hold a bachelor's degree or higher (about 1 in 2), well above the U.S. share of 31.6%.
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