Delta County, Colorado Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Delta 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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B
Health Around averageLess healthy than 82% of counties in Colorado
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D
Income Well below averageLess wealthy than 82% of counties in Colorado
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D
Education Well below average
Source: Map AI Methodology
Population: density and quick facts
| Metric | Delta County | Colorado Avg | U.S. Average |
|---|---|---|---|
| Population | 31,598 | 5,842,429 | 337,468,954 |
| Population density (per sq mi) | 27.5 | 56.1 | 86.4 |
| Population growth (%/yr) | 0.56% | 1.09% | 0.59% |
| Median age | 46.3 | 35.2 | 37.3 |
| Households | 12,959 | 2,364,171 | 130,235,071 |
Population in Delta County grew by 4.1% from 2009 to 2024, reaching 31,598 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Delta County is Boomers, aged 61–79, at 25.9% of residents. That is 10.7 points above Colorado as a whole.
- Gen Z 13–28 5,375 17.0% -5.6 pts
- Millennials 29–44 5,421 17.2% -7.1 pts
- Gen X 45–60 6,341 20.1% +0.3 pts
- Boomers 61–79 8,194 25.9% +10.7 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 49.5% of the people living in Delta County and men 50.5%.
- Women 49.5% Colorado 49.4%
- Men 50.5% Colorado 50.6%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Delta County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Delta County has a the economy index of D, which means it is barely prosperous.
| Metric | Delta County | Colorado Avg | U.S. Average |
|---|---|---|---|
| Median household income | $57,769 | $95,803 | $80,455 |
| Income growth (%/yr) | 4.17% | 5.41% | 4.80% |
| Unemployment rate | 3.2% | 4.6% | 5.2% |
The median household income in Delta County is about 40% lower than in Colorado.
Housing
| Metric | Delta County | Colorado Avg | U.S. Average |
|---|---|---|---|
| Median home price | $344,148 | $484,034 | $248,835 |
| Median rent | $1,121 | $1,761 | $1,407 |
| Homeownership rate | 77.9% | 66.2% | 65.2% |
The median home price in Delta County is about 25.6 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,121 per month for that long.
Commute Time & Mobility
Commuters in Delta County spend about 33 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 138 hours, about 5.8 full days, spent commuting.
| Metric | Delta County | Colorado Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 16.6 | 22.0 | 22.4 |
| Round-trip commute (min) | 33.2 | 44.1 | 44.8 |
| Yearly time spent (hours) | 138 | 184 | 187 |
| Estimated yearly cost | $4,291 | $5,694 | $5,790 |
| Work from home | 14.8% | 21.0% | 15.0% |
| Highway traffic (vehicles/day) | 2,589 | 8,183 | 8,813 |
| Local road traffic (vehicles/day) | 633 | 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 Delta County is 17 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
Delta County has a education index of D, which means it is barely educated.
| Metric | Delta County | Colorado Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 23.1% | 40.3% | 31.6% |
| Average household size | 2.36 | 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
Delta County has a health index of B, which means it is quite healthy.
| Metric | Delta County | Colorado Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 78.9 | 80.0 | 78.3 |
| Self-rated poor health | 16.5% | 13.2% | 16.3% |
| Smokers | 19.0% | 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).
Delta County, CO Compared With Nearby Counties
Delta County, CO is the smallest of the 4 counties compared here, 31,598 residents against a local median of 62,477. Where Delta County, CO breaks from the counties next to it is median household income, sitting 21% below the local median of $73,544 at $57,769. That is the weaker end of the local range on this measure.
The counties themselves spread $21,384 on median household income, so Delta County, CO sits at one end of an already wide local range rather than apart from it. Delta County, CO has the 4th highest median household income of the 4 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Delta County, CO | 31,598 | $57,769 #4/4 | $344,148 #3/4 | 16.6 min #3/4 |
| Montrose County, CO | 43,807 | $70,739 | $113,235 | 15.1 min |
| Mesa County, CO | 158,600 | $73,544 | $352,929 | 16.2 min |
| Garfield County, CO | 62,477 | $92,123 | $399,998 | 25.5 min |
Frequently Asked Questions
Common questions about Delta County, Colorado.
How many people live in Delta County, Colorado?
About 31,598 people live in Delta County, Colorado, in 12,959 households of 2.4 people on average. The median age is 46.3, so residents are older than the U.S. median of 37.3 by about 9 years.
Is Delta County, Colorado mostly urban or rural?
Averaged over its land area, Delta County, Colorado has 27 people per square mile, a density typical of rural areas. That is about 32% of the U.S. average of 86.
Can a typical household afford a home in Delta County, Colorado?
The median home costs 6.0 times the median household income ($344,148 against $57,769), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,121 a month takes about 23% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How strong is the job market in Delta County, Colorado?
Unemployment in Delta County, Colorado is only 3.2%, 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 Delta County, Colorado?
23.1% of adults in Delta County, Colorado hold a bachelor's degree or higher (about 1 in 4), well below the U.S. share of 31.6%.
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