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Longmont, Colorado Population 2021

98,711

Longmont is a city located in Boulder County and Weld County Colorado. With a 2020 population of 98,711, it is the 13th largest city in Colorado and the 332nd largest city in the United States . Longmont is currently growing at a rate of 0.74% annually and its population has increased by 14.42% since the most recent census, which recorded a population of 86,270 in 2010. Longmont reached it's highest population of 98,711 in 2021. Spanning over 30 miles, Longmont has a population density of 3,435 people per square mile.

The average household income in Longmont is $91,611 with a poverty rate of 9.59%. The median rental costs in recent years comes to $1,340 per month, and the median house value is $362,500. The median age in Longmont is 38.1 years, 37.2 years for males, and 39.5 years for females.

Population Growth in Longmont

The city of Longmont has seen continuous growth throughout its history, with recent estimates reflecting a 7.6% population increase since the last census taken in 2010. The educational and employment opportunities, as well as its reputation as one of the safest cities in the state of Colorado, are sure to help drive further population growth in Longmont.

Longmont Demographics

According to the most recent ACS, the racial composition of Longmont was:

White: 89.28%
Asian: 3.12%
Other race: 2.89%
Two or more races: 2.64%
Black or African American: 1.14%
Native American: 0.85%
Native Hawaiian or Pacific Islander: 0.08%

The current population of Longmont, Colorado is 98,711 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 96,536.The last official US Census in 2010 recorded the population at 86,270.

Longmont, Colorado Population 2021

Population by Race

Race	Population	Percentage
White	84,320	89.28%
Asian	2,948	3.12%
Some Other Race	2,729	2.89%
Two or More Races	2,496	2.64%
Black or African American	1,076	1.14%
American Indian and Alaska Native	800	0.85%
Native Hawaiian and Other Pacific Islander	76	0.08%

Longmont Population by Race

Longmont Population Pyramid $2021

Longmont Population by Age

Longmont Renter vs Owner Occupied by Household Type

Longmont Household Types

Type	Owner	Renter
Married	76%	24%
All	60.7%	39.3%
Male	49.6%	50.4%
Non Family	48%	52%
Female	39.7%	60.3%

60.7%

Rate of Home Ownership

Longmont Households and Families

Type	Count	Average Size	Owned
All	36,784	2.55	60.7
Married	17,853	3.17	76
Non Family	12,890	1.27	48
Female	4,425	3.5	39.7
Male	1,616	3.35	49.6

3.14

Average Family Size

2.55

Average Household Size

Longmont Households by Type

Education Attained	Count	Percentage
Less Than 9th Grade	2,503	3.90%
9th to 12th Grade	3,781	5.89%
High School Graduate	12,083	18.81%
Some College	12,982	20.21%
Associates Degree	5,328	8.29%
Bachelors Degree	17,325	26.97%
Graduate Degree	10,240	15.94%

Longmont Educational Attainment by Sex (over 25)

Longmont Educational Attainment by Race

Race	Total	High School	Bachelors
White	47,851	46,494	23,489
Hispanic	12,338	7,756	1,975
Asian	2,100	1,954	1,376
Other Race	1,584	948	197
2+ Races	1,124	987	494
Black	837	685	224
Native American	488	431	56
Islander	56	56	16

The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 65.52%.

Longmont Educational Attainment by Race

Name	Average	Male	Female
Overall	$43,363	$52,706	$35,467
Less Than 9th Grade	$28,877	$31,529	$25,183
High School Graduate	$32,141	$38,036	$24,630
Some College	$38,259	$45,910	$33,468
Bachelors Degree	$56,810	$73,859	$43,831
Graduate Degree	$67,980	$95,877	$51,132

$43,363

Average Earnings

$52,706

Average Male

$35,467

Average Female

Longmont Earnings by Educational Attainment

Longmont Language by Age

Longmont Language

79.44% of Longmont residents speak only English, while 20.56% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 16.17% of the population.

Longmont Language

Longmont Poverty by Race

Name	Total	In Poverty	Poverty Rate
White	63,833	4,370	6.85%
Hispanic	23,530	4,217	17.92%
Other	2,729	443	16.23%
Black	1,076	185	17.19%
Multiple	2,480	167	6.73%
Native	800	130	16.25%
Asian	2,931	87	2.97%

9.59%

Overall Poverty Rate

8.83%

Male Poverty Rate

10.31%

Female Poverty Rate

Poverty in Longmont

The race most likely to be in poverty in Longmont is Hispanic, with 17.92% below the poverty level.

The race least likely to be in poverty in Longmont is Asian, with 2.97% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.01%. Among those working part-time, it was 11.23%, and for those that did not work, the poverty rate was 16.64%.

Longmont Poverty

Name	Poverty
Less Than 9th Grade	19.94%
High School	11.56%
Some College	7.89%
Bachelors or Greater	3.11%

Longmont Poverty Rate by Education

Rate	Poverty
Female Unemployed	23.62%
Male Unemployed	21.98%
Female Employed	4.93%
Male Employed	3.63%

Longmont Poverty Rate by Employment Status and Sex

Longmont Income by Household Type

Name	Median	Mean
Households	$74,242	$91,611
Families	$90,173	$105,849
Married Families	$105,263	$120,890
Non Families	$45,284	$60,722

Income by Household Type

Longmont Marital Status

Marriage Rates

50.1%

Overall Marriage Rate

51.5%

Male Marriage Rate

48.9%

Female Marriage Rate

Longmont Married by Age and Sex

Longmont Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Longmont Marital Status by Race

Longmont Marital Status

5,051

Number of Veterans

4,560

Male Veterans

491

Female Veterans

War	Veterans
Vietnam	1,829
First Gulf War	903
Second Gulf War	645
Korea	430
World War II	188

Longmont Veterans by War

Age Group	Veterans
65 to 74	1,347
75+	1,300
35 to 54	1,166
55 to 64	921
18 to 34	317

Longmont Veterans by Age

Name	Veterans	% of Total
White	4,651	7.18%
Hispanic	442	2.97%
Black	124	14.19%
2+ Races	118	8.23%
Asian	62	2.74%
Other Race	60	3.17%
Native American	36	5.59%

Longmont Veterans by Race

Longmont Veterans by Education

7.25%

Veteran Poverty Rate

24.84%

Veteran Disability Rate

Longmont Veterans by Education

69.8%

Labor Force Participation

66.4%

Employment Rate

Unemployment Rate

Longmont Employment by Age

Longmont Employment by Race

Longmont Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

36.58%

Born in Longmont

88.29%

Native Born

11.71%

Foreign Born

6.95%

Non Citizen

4.77%

Naturalized

Place of Birth

88.29% of Longmont residents were born in the United States, with 36.58% having been born in Colorado. 6.95% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Longmont Place of Birth

Year	Population	Growth	Annual Growth Rate
2021	98,711	725	0.74%
2020	97,986	725	0.75%
2019	97,261	725	0.75%
2018	96,536	1,899	2.01%
2017	94,637	1,368	1.47%
2016	93,269	989	1.07%
2015	92,280	1,657	1.83%
2014	90,623	402	0.45%
2013	90,221	1,318	1.48%
2012	88,903	1,212	1.38%
2011	87,691	1,251	1.45%
2010	86,440	15,347	1.97%
2000	71,093	19,538	3.27%
1990	51,555	8,613	1.84%
1980	42,942	19,733	6.35%
1970	23,209	11,720	7.28%
1960	11,489	3,390	3.56%
1950	8,099	693	0.90%
1940	7,406	1,377	2.08%
1930	6,029	181	0.31%
1920	5,848	1,592	3.23%
1910	4,256	2,056	6.82%
1900	2,200		0.00%

Longmont, Colorado Population 2021

Population Growth in Longmont

Longmont Demographics

Longmont, Colorado Population 2021

Population by Race

Longmont Population by Race

Longmont Population Pyramid $2021

Longmont Median Age

Longmont Adults

Longmont Age Dependency

Longmont Sex Ratio

Longmont Population by Age

Longmont Renter vs Owner Occupied by Household Type

Longmont Household Types

Longmont Households and Families

Longmont Households by Type

Longmont Educational Attainment by Sex (over 25)

Longmont Educational Attainment by Race

Longmont Educational Attainment by Race

Longmont Earnings by Educational Attainment

Longmont Language by Age

Longmont Language

Longmont Language

Longmont Poverty by Race

Poverty in Longmont

Longmont Poverty

Longmont Poverty Rate by Education

Longmont Poverty Rate by Employment Status and Sex

Longmont Income by Household Type

Income by Household Type

Longmont Marital Status

Marriage Rates

Longmont Married by Age and Sex

Longmont Marriage

Longmont Marital Status by Race

Longmont Marital Status

Longmont Veterans by War

Longmont Veterans by Age

Longmont Veterans by Race

Longmont Veterans by Education

Longmont Veterans by Education

Longmont Employment by Age

Longmont Employment by Race

Longmont Employment by Education

Origin of Non-Citizens

Origin of Naturalized Citizens

Place of Birth

Longmont Place of Birth

Longmont Population by Year