Grand County, Colorado Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 32nd-largest in Colorado
The population of Grand County, Colorado is 15,794 as of the 2023 American Community Survey, making it the 32nd-largest county in Colorado. The median household income is $84,558, the median home value is $507,200, and the median age is 45.5.
The population of Grand County has grown 9.2% since 2010 (14,795 → 16,154), a +0.63% annualized rate.
15,794
Population
+0.63%
Annual growth
9
People / sq mi
$84,558
Median Income
$507,200
Median Home Value
Grand County covers 1,846 sq mi of land at 8.6 people per square mile.
About Grand County, CO
Grand County is a county in Colorado with a population of 15,794. It ranks #32 among counties in Colorado by population. The median age is 45.5, older than the national median. The population is 51.2% male and 48.8% female.
The median household income in Grand County is $84,558, above the US median of $74,580. 2.2% of residents live below the federal poverty level. Home values sit at a median of $507,200, with monthly rent averaging $1,451. The homeownership rate of 76.4% is higher than the national rate of 64.8%.
Educational attainment in Grand County reflects 41.8% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 21.7% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 22.7 minutes each way.
Grand County Population History (2010-2024)
The county of Grand County had a population of 14,795 in 2010 and 16,154 in 2024, a 9.2% growth over 14 years. The peak was 16,154 in 2024. Average annual growth rate: 0.64%.
16,154
Population (2024)
14,795
Population (2010)
16,154
Peak (2024)
0.64%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 14,795 |
| 2011 | 14,564 |
| 2012 | 14,227 |
| 2013 | 14,320 |
| 2014 | 14,569 |
| 2015 | 14,742 |
| 2016 | 15,198 |
| 2017 | 15,385 |
| 2018 | 15,556 |
| 2019 | 15,748 |
| 2020 | 15,747 |
| 2021 | 15,854 |
| 2022 | 15,748 |
| 2023 | 15,971 |
| 2024 | 16,154 |
Race & Ethnicity
| White | 81.2% |
| Black or African American | 0.4% |
| Asian | 0.1% |
| Hispanic or Latino (any race) | 2.9% |
| Two or More Races | 0.0% |
Age & Sex
45.5
Median Age
48.8%
Female
51.2%
Male
20.0%
Age 65+
Age Distribution
Children (under 15): 13.4% · Seniors (65+): 20.0%
Income & Poverty
| Median household income | $84,558$-7,912 vs state |
| Mean household income | $110,584 |
| Per-capita income | $49,770 |
| Poverty rate | 2.2%-3.7% vs state |
| Unemployment rate | 3.1% |
| Employment-to-population | 66.2% |
Top Industries by Employment
The largest employment sector in Grand County is professional & business services, accounting for 16.9% of workers.
How residents commute
2.5%
Drive alone
6.0%
Carpool
61.3%
Public transit
21.7%
Work from home
22.7 min
Avg commute
Housing
$507,200+$5,000 vs state
Median home value
$1,451
Median rent
76.4%
Homeownership rate
17,037
Total housing units
37.9%
Occupied
62.1%
Vacant
23.6%
Renter-occupied
Social & access
86.8%
With health insurance
95.5%
With broadband internet
55.9%
Foreign-born
7.5%
Veterans (18+)
7.6%
With a disability
93.7%
Speak language other than English at home
Education
94.4%
High School+
41.8%
Bachelor's+
Largest cities in Colorado
Other counties in Colorado
Part of Colorado
Metro areas in Colorado
County rankings
Frequently Asked Questions
Grand County, Colorado has a population of 15,794 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 32nd-largest county in Colorado. Population density is 9 people per square mile.
The population of Grand County has grown 9.2% since 2010 (14,795 → 16,154), a +0.63% annualized rate.
The median household income in Grand County, Colorado is $84,558, with mean (average) household income of $110,584 and per-capita income of $49,770. 2.2% of residents live below the federal poverty level.
In Grand County, the largest racial and ethnic groups are White (81.2%), Hispanic or Latino (2.9%), Black or African American (0.4%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Grand County, Colorado is 45.5 years. Residents are 48.8% female and 51.2% male.
The median home value in Grand County is $507,200 and median monthly rent is $1,451. 76.4% of occupied housing units are owner-occupied. The county has 17,037 total housing units, 62.1% of which are vacant.
The largest employment sector in Grand County, Colorado is professional, scientific, and management services, employing 16.9% of workers. The unemployment rate is 3.1%.
Denver is among the largest cities associated with Grand County, Colorado, with a population of 713,734.
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Full rankings of Colorado counties
Statewide data for Colorado
Population, race, income, age, and trends across Colorado
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.