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CITY

Longmont

Colorado · 100,109 residents (2025 est.) · 29.038 sq mi
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The short version

Longmont is wealthier than most US places, with a median household income of $90,671. Population has grown 40% since 2000. 47% of adults hold a bachelor's degree or higher. Median home value has roughly tripled since 2000, reaching $572,800. It sits in the top 10% of US cities for household income.

At a glance
Wealthier
above the US median
US median: $82,259
Mid-age
median age 40.3
US median: 38.9
More educated
47% hold a bachelor's degree
US average: 36%
Less affordable
home values up 81%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
99,406
+40%since 2000
from 71,093 in 2000
1990 – 2025
Population density
3,423 / sq mi
+16%since 2009
from 2,952 / sq mi in 2009
US average: 281
Median age
40.3
+19%since 2000
from 34.0 in 2000
US average: 38.9

PEP 2025 EST:100,109 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
47K61K75K90K104K1990201020202024Longmont
202499K
1990201020202024
Age distribution, 2024
Under 54.8%(4,807)
US avg: 5.6%
5 to 94.9%(4,864)
US avg: 6%
10 to 145.3%(5,261)
US avg: 6.4%
15 to 196.4%(6,356)
US avg: 6.6%
20 to 246.7%(6,650)
US avg: 6.5%
25 to 3414.4%(14,285)
US avg: 13.7%
35 to 4413.7%(13,602)
US avg: 13.2%
45 to 5412.1%(11,984)
US avg: 12.2%
55 to 6413.2%(13,077)
US avg: 12.7%
65 to 7411.2%(11,171)
US avg: 10.2%
75 to 844.9%(4,903)
US avg: 5.1%
85 and over2.5%(2,446)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$90,671
−3%inflation adjusted, since 2000
from $51,174 in 2000
US average: $82,259
1990 – 2024
Per capita income
$49,333
+111%since 2000
from $23,409 in 2000
US average: $44,673
Households earning $100K+
59.3%
+20.9 ptssince 2009
from 38.4% in 2009
US average: 53.3%
Poverty rate
8.6%
+0.8 ptssince 2000
from 7.8% in 2000
US average: 12.5%
Income inequality (Gini)
0.426
−1%since 2010
from 0.430 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade13.4%
US avg: 9.9%
Information12.5%
US avg: 10.8%
Wholesale trade6.5%
US avg: 6.9%
Other services3.7%
US avg: 6.7%
Finance & insurance3.7%
US avg: 5.9%
Professional, scientific, technical3.1%
US avg: 5.1%
Public administration2.4%
US avg: 4.8%
Arts, entertainment, food2.1%
US avg: 1.9%
Transportation & warehousing1.9%
US avg: 2.2%
Agriculture, forestry, fishing0.8%
US avg: 1.6%
Construction0.6%
US avg: 1.2%
Education & health services0.6%
US avg: 0.9%
Manufacturing0.2%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$572,800
+81%inflation adjusted, since 2000
from $173,800 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,816
+30%inflation adjusted, since 2000
from $769 in 2000
US average: $1,442
Owner-occupied
62.5%
−3.1 ptssince 2000
from 65.6% in 2000
37.5% rent
Vacancy rate
3.2%
−2.9 ptssince 2009
from 6.1% in 2009
US average: 10.0%
Owner cost-burdened
23.3%
−7.1 ptssince 2009
from 30.4% in 2009
US average: 22.9%
Renter cost-burdened
58.3%
+8.1 ptssince 2009
from 50.2% in 2009
US average: 47.4%
Afford Score
6.3
+51%since 2009
from 4.2 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
74
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Longmont on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic76.8%(54,599)
Black0.5%(363)
Hispanic / Latino19.1%(13,558)
Asian1.7%(1,236)
Other0%
2024
White, non-Hispanic66.7%(66,278)
Black0.8%(759)
Hispanic / Latino24%(23,848)
Asian3.3%(3,317)
Other5.2%(5,204)
Diversity Score
62
+10%since 2009
from 56 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican18.3%(18,214)
Central American1.3%(1,258)
Guatemalan0.7%(665)
Spaniard0.6%(615)
Puerto Rican0.5%(543)
Honduran0.5%(479)
Venezuelan0.4%(352)
Cuban0.2%(210)
Colombian0.2%(210)
Peruvian0.1%(123)
Salvadoran0.1%(95)
+ 7 more hispanic origin groups with data
Chilean0.1%(88)
Uruguayan0.1%(55)
Dominican0.1%(53)
Argentine0%(21)
Bolivian0%(16)
Asian origin
Chinese1%(1,013)
Asian Indian0.8%(775)
Nepalese0.3%(344)
Filipino0.3%(328)
Korean0.2%(170)
Cambodian0.2%(157)
Japanese0.1%(142)
Thai0.1%(99)
Sri Lankan0.1%(81)
Vietnamese0.1%(80)
Taiwanese0.1%(72)
+ 1 more asian origin group with data
Hmong0%(6)
Pacific Islander origin
Chamorro0.1%(69)
Samoan0%(15)
Ancestry
German18.1%(17,990)
English16.1%(15,972)
Irish13.1%(12,989)
Italian5.3%(5,314)
French3.3%(3,241)
American2.8%(2,823)
Scottish2.7%(2,717)
Polish2.4%(2,429)
Norwegian2.3%(2,241)
Swedish1.8%(1,823)
Dutch1.7%(1,643)
Scotch-Irish1.2%(1,176)
+ 42 more ancestry groups with data
Russian0.9%(939)
Danish0.8%(795)
British0.8%(770)
Welsh0.6%(581)
Hungarian0.5%(512)
Ukrainian0.5%(461)
Czech0.4%(443)
Arab0.4%(392)
Swiss0.4%(377)
Greek0.3%(320)
Slovak0.3%(284)
Austrian0.3%(280)
Portuguese0.3%(260)
Lithuanian0.2%(168)
Moroccan0.1%(148)
Finnish0.1%(148)
Canadian0.1%(141)
Belgian0.1%(127)
Lebanese0.1%(97)
Slovene0.1%(95)
Romanian0.1%(92)
Ethiopian0.1%(91)
Croatian0.1%(89)
Bulgarian0.1%(88)
Nigerian0.1%(86)
Brazilian0.1%(55)
West Indian0.1%(55)
Iranian0.1%(53)
Armenian0%(49)
Jordanian0%(43)
Jamaican0%(34)
Ghanaian0%(31)
Egyptian0%(24)
Turkish0%(23)
Iraqi0%(19)
Latvian0%(19)
Haitian0%(18)
Serbian0%(16)
Syrian0%(14)
RANKED:Largest Mexican population · Largest German population · Largest English population · Largest Irish population · Largest Italian population
Section 05

Education

Bachelor's degree or higher
47.0%
+15.7 ptssince 2000
from 31.3% in 2000
US average: 35.6%
High school or higher
92.6%
+6.1 ptssince 2000
from 86.5% in 2000
US average: 89.6%
Graduate degree
18.9%
+8.7 ptssince 2000
from 10.2% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
24.5 min
+59%since 2000
from 15.4 min in 2000
US average: 26.5
Drive alone to work
64.8%
−11.7 ptssince 2009
from 76.5% in 2009
US average: 68.9%
Carpooled to work
7.9%
−3.2 ptssince 2009
from 11.1% in 2009
US average: 8.5%
Public transit
2.0%
−0.5 ptssince 2009
from 2.5% in 2009
US average: 3.2%
Worked from home
22.3%
+15.9 ptssince 2009
from 6.4% in 2009
US average: 15.0%
Walked to work
1.5%
+0.1 ptssince 2009
from 1.4% in 2009
US average: 2.4%
Biked to work
0.8%
−0.1 ptssince 2009
from 0.9% in 2009
US average: 0.4%
No vehicle available
4.2%
−0.5 ptssince 2009
from 4.6% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
4.8%
−2.3 ptssince 2011
from 7.1% in 2011
US average: 5.2%
Labor force participation
68.7%
−1.4 ptssince 2011
from 70.2% in 2011
US average: 63.5%
Self-employed
12.6%
+1.6 ptssince 2009
from 11.0% in 2009
US average: 13.1%
Management & professional
48.5%
−17.0 ptssince 2009
from 65.6% in 2009
US average: 42.5%
Section 08

People & community

Male
49.7%
Unchangedsince 2009
from 49.7% in 2009
Female
50.3%
Unchangedsince 2009
from 50.3% in 2009
Foreign born
10.1%
−4.2 ptssince 2009
from 14.3% in 2009
US average: 14.1%
Veterans
6.2%
−43.0 ptssince 2009
from 49.2% in 2009
US average: 6.2%
With a disability
12.5%
+3.3 ptssince 2012
from 9.2% in 2012
US average: 13.3%
Uninsured
7.2%
−75.0 ptssince 2013
from 82.2% in 2013
US average: 8.4%
Broadband at home
94.9%
+10.2 ptssince 2017
from 84.7% in 2017
US average: 91.0%
English only at home
81.7%
+3.1 ptssince 2016
from 78.6% in 2016
US average: 77.7%
Spanish at home
13.6%
−3.6 ptssince 2016
from 17.1% in 2016
US average: 13.6%
Marital status
Men 15+
Never married38.2%(15,912)
Married47.5%(19,797)
Widowed2.6%(1,067)
Divorced11.7%(4,886)
Women 15+
Never married29.1%(12,468)
Married47.7%(20,437)
Widowed7.9%(3,376)
Divorced15.3%(6,531)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Frequently asked

How many people live in Longmont, Colorado?

Longmont, Colorado has about 99,406 residents according to the 2024 American Community Survey.

What is the median household income in Longmont, Colorado?

The typical household in Longmont, Colorado earns about $90,671 a year. Half of households make more than that, and half make less.

Is Longmont, Colorado expensive?

In Longmont, Colorado, the median home is worth about $572,800, and the typical rent is about $1,816 a month.

How educated are people in Longmont, Colorado?

About 47.0% of adults age 25 and over in Longmont, Colorado hold a bachelor's degree or higher.

What is the poverty rate in Longmont, Colorado?

About 8.6% of people in Longmont, Colorado live below the federal poverty line.

Has Longmont, Colorado grown since 1990?

Yes, Longmont, Colorado has grown since 1990. The population has added about 47,882 residents, a change of about 93 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →