Summit County, Colorado Population 2024

29,753

Summit County, Colorado's estimated 2024 population is 29,753 with a growth rate of -1.35% in the past year according to the most recent United States census data. Summit County, Colorado is the 18th largest county in Colorado. The 2010 population was 28,075 and has seen a growth of 5.98% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202927,723-406-1.44%
202828,129-406-1.42%
202728,535-406-1.4%
202628,941-406-1.38%
202529,347-406-1.36%
202429,753-406-1.35%
202330,159-406-1.33%
202230,565-406-1.31%
202130,971-23-0.07%
202030,9941430.46%
201930,851800.26%
201830,771-77-0.25%
201730,8482750.9%
201630,5735091.69%
201530,0647312.49%
201429,3335922.06%
201328,7414341.53%
201228,3072590.92%
201128,048-27-0.1%
201028,075
199012,8814,03345.58%
19808,8486,183232.01%
19702,66559228.56%
19602,07393882.64%
19501,135-619-35.29%
19401,75476777.71%
1930987-737-42.75%
19201,724-279-13.93%
19102,003-741-27%
19002,74483843.97%
18901,906-3,553-65.09%
18805,4595,2012015.89%
1870258-27,465-99.07%
showing: 33 rows
2024 Growth Rate
-1.35% (-406)
County Website
Summit County
County Seat
2020 Population
30,994
Area
608 mi²
Density
49 people/mi²
Growth Since 2020
-4% (-1,241)
Founded
November 1, 1861

Summit County, Colorado Population 2024

Population by Race

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Race
Population
Percentage (of total)
White25,72683.11%
Two or more races3,62211.7%
Other race8132.63%
Asian3571.15%
Native Hawaiian or Pacific Islander1930.62%
Native American1510.49%
Black or African American930.3%
showing: 7 rows

White

Two or more races

Other race

Asian

Native Hawaiian or Pacific Islander

Native American

Black or African American

Summit County, Colorado Population by Race

Summit County, Colorado Population Pyramid 2024

Summit County, Colorado Median Age

39

Total

38.9

Male

39.1

Female

Summit County, Colorado Adults

There are 25,979 adults, (4,604 of whom are seniors) in Summit County, Colorado.

Summit County, Colorado Age Dependency

44.8

Age Dependency Ratio

21.5

Old Age Dependency Ratio

23.3

Child Dependency Ratio

Summit County, Colorado Sex Ratio

Female13,94345.04%
Male17,01254.96%

Summit County, Colorado Population by Age

Summit County, Colorado Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All11,7502.5969.830.2
Married5,8852.9582.317.7
Non Family5,0131.9656.343.7
Female5993.4258.141.9
Male2534.8573.526.5
showing: 5 rows

2.92

Average Family Size

2.59

Average Household Size

69.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Summit County, Colorado Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Summit County, Colorado Educational Attainment by Sex (over 25)

Summit County, Colorado Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 64.43%.

Summit County, Colorado Educational Attainment by Race

All

Male

Female

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$50,722

Average Earnings

$51,904

Average Male

$48,361

Average Female

Summit County, Colorado Earnings by Educational Attainment

Summit County, Colorado Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Summit County, Colorado Language

90.97% of Summit County, Colorado residents speak only English, while 9.03% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 8.29% of the population.

Summit County, Colorado Language

Summit County, Colorado Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White23,9631,1774.91%
Hispanic4,56286819.03%
Multiple3,62242211.65%
Other81332640.1%
Native1369569.85%
Black832125.3%
Asian35710.28%
showing: 7 rows

7.39%

Overall Poverty Rate

6.64%

Male Poverty Rate

8.32%

Female Poverty Rate

Poverty in Summit County, Colorado

The race most likely to be in poverty in Summit County, Colorado is Native, with 69.85% below the poverty level.

The race least likely to be in poverty in Summit County, Colorado is Asian, with 0.28% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2%. Among those working part-time, it was 13.86%, and for those that did not work, the poverty rate was 14.65%.

Summit County, Colorado Poverty

rate

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Rate
Poverty
Less Than 9th Grade19.23%
Some College8.01%
High School6.32%
Bachelors or Greater3.52%
showing: 4 rows

Summit County, Colorado Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed39.16%
Male Unemployed35.22%
Female Employed6.05%
Male Employed3.4%
showing: 4 rows

Summit County, Colorado Poverty Rate by Employment Status and Sex

Summit County, Colorado Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Summit County, Colorado Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.6%

Overall Marriage Rate

42.5%

Male Marriage Rate

53.9%

Female Marriage Rate

Summit County, Colorado Married by Age and Sex

male

female

Summit County, Colorado Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is Over 65.

Summit County, Colorado Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Summit County, Colorado Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,643

Number of Veterans

1,443

Male Veterans

200

Female Veterans

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Summit County, Colorado Veterans by War

count

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Summit County, Colorado Veterans by Age

count

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Summit County, Colorado Veterans by Race

Summit County, Colorado Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.76%

Veteran Poverty Rate

20.02%

Veteran Disability Rate

Summit County, Colorado Veterans by Education

LaborForceParticipation

75.9%

Labor Force Participation

73.1%

Employment Rate

3.7%

Unemployment Rate

Summit County, Colorado Employment by Age

LaborForceParticipation

Summit County, Colorado Employment by Race

LaborForceParticipation

Summit County, Colorado Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

28.32%

Born in Summit County, Colorado

92.29%

Native Born

7.71%

Foreign Born

5.83%

Non Citizen

1.88%

Naturalized

Place of Birth

92.29% of Summit County, Colorado residents were born in the United States, with 28.32% having been born in Colorado. 5.83% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Summit County, Colorado Place of Birth

Sources