Dillon, Colorado Demographics & Population 2026

A note before these figures: with a population of 832, Dillon's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Dillon is a small community located in Colorado, within Summit County. The total population is 832. It ranks as the 239th most populous out of 472 Census-designated places in Colorado.

Age Demographics

The median age in Dillon is 51.9 years. This is 38% higher than the state median of 37.7 years. Only 10.3% of residents are under 18, indicating fewer families with children. 11.7% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Dillon is $111,250. This is 17% higher than the state median of $95,470. It is also 38% higher than the national median of $80,734. The poverty rate stands at 4.1%. This is 57% lower than the state poverty rate of 9.4%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 2.6%. This is 44% lower than the state rate of 4.6%. The median home value is $1,090,000. Housing costs are 102% higher than the state median of $539,400. The home-value-to-income ratio of 9.8x suggests that housing affordability is a significant concern for many residents. 65.9% of occupied housing units are owner-occupied.

Race & Ethnicity

The largest racial or ethnic group in Dillon is White (non-Hispanic), making up 74.8% of the population. Hispanic or Latino residents account for 11.8%.

Education

66.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 46% 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 97.2%. Notably, 32.6% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Dillon, 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.