San Juan County, Colorado Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
San Juan County, 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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N/A
Health Not enough data
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B
Income Around average
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B
Education Around average
Source: Map AI Methodology
Population: density and quick facts
| Metric | San Juan County | Colorado Avg | U.S. Average |
|---|---|---|---|
| Population | 724 | 5,842,429 | 337,468,954 |
| Population density (per sq mi) | 1.9 | 56.1 | 86.4 |
| Population growth (%/yr) | 3.56% | 1.09% | 0.59% |
| Median age | 36.8 | 35.2 | 37.3 |
| Households | 399 | 2,364,171 | 130,235,071 |
Population in San Juan County grew by 5.5% from 2009 to 2024, reaching 724 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in San Juan County is Boomers, aged 61–79, at 24.0% of residents. That is 8.8 points above Colorado as a whole.
- Gen Z 13–28 150 20.8% -1.8 pts
- Millennials 29–44 153 21.1% -3.1 pts
- Gen X 45–60 169 23.3% +3.5 pts
- Boomers 61–79 174 24.0% +8.8 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 43.7% of the people living in San Juan County and men 56.3%.
- Women 43.7% Colorado 49.4%
- Men 56.3% Colorado 50.6%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in San Juan County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
San Juan County has a the economy index of B, which means it is quite prosperous.
| Metric | San Juan County | Colorado Avg | U.S. Average |
|---|---|---|---|
| Median household income | $76,167 | $95,803 | $80,455 |
| Income growth (%/yr) | 7.70% | 5.41% | 4.80% |
| Unemployment rate | 9.4% | 4.6% | 5.2% |
The median household income in San Juan County is about 20% lower than in Colorado.
Housing
| Metric | San Juan County | Colorado Avg | U.S. Average |
|---|---|---|---|
| Median home price | $366,666 | $484,034 | $248,835 |
| Median rent | $991 | $1,761 | $1,407 |
| Homeownership rate | 52.9% | 66.2% | 65.2% |
The median home price in San Juan County is about 30.8 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $991 per month for that long.
Commute Time & Mobility
Commuters in San Juan County spend about 17 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 71 hours, about 3.0 full days, spent commuting.
| Metric | San Juan County | Colorado Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 8.5 | 22.0 | 22.4 |
| Round-trip commute (min) | 17.1 | 44.1 | 44.8 |
| Yearly time spent (hours) | 71 | 184 | 187 |
| Estimated yearly cost | $2,207 | $5,694 | $5,790 |
| Work from home | 31.4% | 21.0% | 15.0% |
| Highway traffic (vehicles/day) | — | 8,183 | 8,813 |
| Local road traffic (vehicles/day) | 480 | 1,277 | 1,355 |
Fastest commutes among counties in
Colorado:
Hinsdale County (6.6 min), Prowers County (7.6 min), Cheyenne County (7.7 min).
Slowest:
Park County (42.5 min), Elbert County (41.5 min), Teller County (31.3 min).
The average commute time in San Juan County is 9 minutes, shorter 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
San Juan County has a education index of B, which means it is quite educated.
| Metric | San Juan County | Colorado Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 42.2% | 40.3% | 31.6% |
| Average household size | 1.81 | 2.42 | 2.53 |
Highest education index among counties in
Colorado:
Boulder County (0.5), Douglas County (0.4), Broomfield County (0.4).
Lowest:
Crowley County (0.2), Bent County (0.2), Lincoln County (0.2).
Health
| Metric | San Juan County | Colorado Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | — | 80.0 | 78.3 |
| Self-rated poor health | 11.1% | 13.2% | 16.3% |
| Smokers | 15.7% | 16.1% | 19.0% |
Highest health index among counties in
Colorado:
Douglas County (0.9), Boulder County (0.8), Broomfield County (0.8).
Lowest:
Costilla County (0.8), Otero County (0.8), Bent County (0.8).
San Juan County, CO Compared With Nearby Counties
How San Juan County, CO compares with the 1 counties closest to it.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| San Juan County, CO | 724 | $76,167 #2/2 | $366,666 #2/2 | 8.5 min #1/2 |
| La Plata County, CO | 56,331 | $85,775 | $636,797 | 18.2 min |
Frequently Asked Questions
Common questions about San Juan County, Colorado.
What is the population of San Juan County, Colorado?
About 724 people live in San Juan County, Colorado, in 399 households of 1.8 people on average. The median age is 36.8, close to the U.S. median of 37.3.
How densely populated is San Juan County, Colorado?
Averaged over its land area, San Juan County, Colorado has 2 people per square mile, a density typical of rural areas. That is about 2% of the U.S. average of 86.
How affordable is housing in San Juan County, Colorado?
The median home costs 4.8 times the median household income ($366,666 against $76,167), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $991 a month takes about 16% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How strong is the job market in San Juan County, Colorado?
Unemployment in San Juan County, Colorado is 9.4%, well above the U.S. rate of 5.2%, so job seekers may face more competition than elsewhere.
What share of adults in San Juan County, Colorado have a college degree?
42.2% of adults in San Juan County, 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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