COUNTY · 1990 CENSUS

Boulder County

Colorado · 225,339 residents · 726 sq mi

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The short version

Boulder County is a county of 225,339 people in Colorado. 42% of adults hold a bachelor's degree, against 20% nationally. There are 65,949 fewer people here than in 2000. Households here earn about 17% more than in Colorado as a whole. Median household income runs $35,322, well clear of the $30,130 US median. Median home value sits at $102,300.

At a glance

Wealthier

above the US median

US median: $30,130

Mid-age

median age 31.6

US median: 33.0

More educated

42% hold a bachelor's degree

US average: 20%

More affordable

home values down 42%, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

225,339

−23%vs 2000

vs 291,288 in 2000

1990 – 2025

Median age

31.6

−5%vs 2000

vs 33.4 in 2000

US average: 33.0

Land area

726 sq mi

Population, 1990 – 2024

2024329K

Age distribution, 1990

Under 57%(15,689)

US avg: 7.3%

5 to 96.6%(14,941)

US avg: 7.3%

10 to 146%(13,486)

US avg: 6.9%

15 to 197.6%(17,036)

US avg: 7.1%

20 to 2410.2%(23,062)

US avg: 7.5%

25 to 3419.8%(44,716)

US avg: 17.5%

35 to 4418.9%(42,604)

US avg: 15.1%

45 to 5410.2%(22,909)

US avg: 10.2%

55 to 646.1%(13,848)

US avg: 8.5%

65 to 744.3%(9,787)

US avg: 7.3%

75 to 842.4%(5,391)

US avg: 4%

85 and over0.8%(1,870)

US avg: 1.2%

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Section 02

Income & economy

Median household income

$35,322

−17%inflation adjusted, since 2000

vs $55,861 in 2000

US average: $30,130

1990 – 2024

Per capita income

$17,359

−40%vs 2000

vs $28,976 in 2000

US average: $14,340

Poverty rate

11.0%

+1.5 ptsvs 2000

vs 9.5% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$102,300

−42%inflation adjusted, since 2000

vs $231,000 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$502

−20%inflation adjusted, since 2000

vs $825 in 2000

US average: $450

Owner-occupied

61.1%

−3.6 ptsvs 2000

vs 64.7% in 2000

38.9% rent

Section 04

Race & ethnicity

2000

White, non-Hispanic83.6%(243,512)

Black0.8%(2,393)

Hispanic / Latino10.5%(30,456)

Asian3%(8,834)

Other0%

1990

White, non-Hispanic93.5%(210,581)

Black0.7%(1,549)

Hispanic / Latino6.7%(15,097)

Asian2.5%(5,592)

Other3.4%(7,617)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin

Mexican9.9%(32,550)

South American1%(3,234)

Central American0.9%(2,799)

Spaniard0.7%(2,196)

Puerto Rican0.5%(1,664)

Salvadoran0.3%(1,007)

Guatemalan0.2%(769)

Colombian0.2%(734)

Cuban0.2%(697)

Honduran0.2%(684)

Venezuelan0.2%(612)

Peruvian0.2%(572)

+ 10 more hispanic origin groups with data

Chilean0.2%(511)

Argentine0.1%(415)

Panamanian0.1%(191)

Bolivian0%(150)

Ecuadorian0%(139)

Dominican0%(104)

Costa Rican0%(87)

Uruguayan0%(83)

Nicaraguan0%(41)

Paraguayan0%(7)

Asian origin

Chinese1.4%(4,734)

Asian Indian1.1%(3,750)

Korean0.4%(1,313)

Japanese0.3%(1,142)

Nepalese0.3%(1,005)

Filipino0.2%(699)

Vietnamese0.2%(571)

Taiwanese0.1%(359)

Thai0.1%(331)

Hmong0.1%(242)

Cambodian0.1%(242)

Sri Lankan0.1%(198)

+ 7 more asian origin groups with data

Kazakh0%(104)

Pakistani0%(70)

Bangladeshi0%(66)

Malaysian0%(57)

Burmese0%(41)

Indonesian0%(19)

Mien0%(10)

Pacific Islander origin

Native Hawaiian0.1%(317)

Samoan0%(81)

Chamorro0%(77)

Guamanian0%(19)

Ancestry

German18.1%(59,472)

English15.1%(49,832)

Irish12.6%(41,601)

Italian5.3%(17,330)

Polish3.1%(10,164)

American3%(9,717)

Scottish2.9%(9,613)

French2.9%(9,445)

Swedish2.3%(7,642)

Norwegian1.9%(6,361)

Dutch1.7%(5,709)

Russian1.5%(4,839)

+ 49 more ancestry groups with data

Scotch-Irish1.1%(3,610)

Welsh1%(3,332)

British1%(3,153)

Danish0.9%(3,052)

Czech0.7%(2,450)

Arab0.6%(1,945)

Lithuanian0.6%(1,866)

Hungarian0.6%(1,831)

French Canadian0.5%(1,740)

Ukrainian0.5%(1,676)

Greek0.5%(1,527)

Swiss0.5%(1,520)

Austrian0.5%(1,516)

Subsaharan African0.4%(1,453)

Portuguese0.4%(1,388)

Canadian0.3%(956)

Finnish0.3%(891)

Belgian0.2%(733)

Iranian0.2%(685)

Lebanese0.2%(676)

Croatian0.2%(632)

Brazilian0.2%(618)

Slovak0.2%(564)

West Indian0.1%(456)

Armenian0.1%(421)

Romanian0.1%(401)

Moroccan0.1%(371)

Israeli0.1%(339)

Slovene0.1%(330)

Australian0.1%(306)

Ethiopian0.1%(278)

Turkish0.1%(230)

Nigerian0.1%(210)

Latvian0.1%(194)

Jamaican0.1%(173)

Bulgarian0%(141)

Serbian0%(102)

Trinidadian & Tobagonian0%(92)

Egyptian0%(76)

Palestinian0%(70)

Ghanaian0%(69)

Macedonian0%(62)

Haitian0%(62)

Jordanian0%(53)

Syrian0%(51)

Iraqi0%(49)

Kenyan0%(20)

Somali0%(13)

Cape Verdean0%(8)

RANKED:Largest German population · Largest English population · Largest Irish population · Largest Mexican population · Largest Italian population

Section 05

Education

Bachelor's degree or higher

42.1%

−10.2 ptsvs 2000

vs 52.4% in 2000

US average: 20.3%

High school or higher

91.3%

−1.5 ptsvs 2000

vs 92.8% in 2000

US average: 75.2%

Graduate degree

16.4%

−4.8 ptsvs 2000

vs 21.2% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

21.9 min

+46%vs 2000

vs 15.0 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)

Men 15+

Never married43.9%(62,587)

Married44.9%(63,984)

Widowed1.8%(2,562)

Divorced9.4%(13,365)

Women 15+

Never married35.9%(50,427)

Married46.4%(65,232)

Widowed5.7%(8,079)

Divorced12%(16,813)

SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024

Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured

4.4%

−6.9 ptssince 2013

from 11.3% in 2013

US average: 8.4%

Employer-based

63.4%

+0.1 ptssince 2020

from 63.3% in 2020

US average: 54.8%

Direct-purchase

18.4%

−0.9 ptssince 2020

from 19.3% in 2020

US average: 13.8%

Medicare

16.0%

+1.5 ptssince 2020

from 14.5% in 2020

US average: 18.4%

Medicaid

12.2%

+0.4 ptssince 2020

from 11.8% in 2020

US average: 20.9%

VA health care

1.3%

Unchangedsince 2020

from 1.3% in 2020

US average: 2.2%

Any private

79.3%

−1.1 ptssince 2020

from 80.4% in 2020

US average: 67.1%

Any public

27.0%

+1.6 ptssince 2020

from 25.4% in 2020

US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024

Gulf War (2001 or later)25%(2,899)

US avg: 26.4%

Gulf War (1990s)15.9%(1,847)

US avg: 24.3%

Vietnam era37%(4,292)

US avg: 33.1%

Korean War6%(698)

US avg: 4.5%

World War II1.6%(189)

US avg: 1%

Share of the 11,593 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

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