Montclair, California Population 2021

41,601
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Montclair is a city located in California. With a 2020 population of 41,601, it is the 204th largest city in California and the 941st largest city in the United States. Montclair is currently growing at a rate of 1.86% annually and its population has increased by 13.47% since the most recent census, which recorded a population of 36,664 in 2010. Montclair reached it's highest population of 41,601 in 2021. Spanning over 6 miles, Montclair has a population density of 7,543 people per square mile.

The average household income in Montclair is $73,753 with a poverty rate of 14.55%. The median rental costs in recent years comes to $1,405 per month, and the median house value is $354,500. The median age in Montclair is 32.5 years, 31.4 years for males, and 33.4 years for females. For every 100 females there are 96.0 males.

Montclair Demographics

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

  • White: 49.15%
  • Other race: 32.07%
  • Asian: 10.47%
  • Two or more races: 3.84%
  • Black or African American: 3.19%
  • Native American: 1.02%
  • Native Hawaiian or Pacific Islander: 0.26%
The current population of Montclair, California is 41,601, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 39,324.The last official US Census in 2010 recorded the population at 36,664.

Montclair, California Population 2021

Population by Race

Race Population Percentage
White19,24549.15%
Some Other Race12,55832.07%
Asian4,09910.47%
Two or More Races1,5043.84%
Black or African American1,2493.19%
American Indian and Alaska Native4001.02%
Native Hawaiian and Other Pacific Islander1000.26%
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Montclair Population by Race

Montclair Population Pyramid 2021

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Montclair Median Age

32.5


Total

31.4


Male

33.4


Female

Montclair Adults

There are 29,043 adults, (4,205 of whom are seniors) in Montclair.

Montclair Age Dependency

57.6

Age Dependency Ratio

16.9

Old Age Dependency Ratio

40.7

Child Dependency Ratio

Montclair Sex Ratio

Female

19,974

51.01%

Male

19,181

48.99%

Montclair Population by Age

Montclair Renter vs Owner Occupied by Household Type

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Montclair Household Types

Type Owner Renter
Married61%39%
All53.9%46.1%
Female50.7%49.3%
Male45.8%54.2%
Non Family42.4%57.6%

53.9%

Rate of Home Ownership

Montclair Households and Families

Type Count Average Size Owned
All10,3313.7653.9
Married5,2894.3861
Non Family2,0401.4442.4
Female1,9604.3450.7
Male1,0424.0445.8

4.15

Average Family Size

3.76

Average Household Size

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Montclair Households by Type

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Education Attained Count Percentage
Less Than 9th Grade3,58814.67%
9th to 12th Grade3,00912.30%
High School Graduate6,26925.63%
Some College6,08524.88%
Associates Degree1,5196.21%
Bachelors Degree2,87111.74%
Graduate Degree1,1144.56%
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Montclair Educational Attainment by Sex (over 25)

Montclair Educational Attainment by Race

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Name Total High School Bachelors
Hispanic15,5919,9491,612
Other Race6,9843,724555
White4,0333,581753
Asian3,1552,7101,123
Black1,0731,026298
Multiple Races789688254
Native American273211
Islander505011

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 35.59%.

Montclair Educational Attainment by Race

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Name Average Male Female
Overall$30,836$32,321$29,000
Less Than High School$23,581$28,394$19,196
High School Grad$34,866$37,368$30,283
Some College$31,065$31,459$30,771
Bachelors Degree$38,750$39,877$36,435
Graduate Degree$52,723$75,962$35,609

$30,836

Average Earnings

$32,321

Average Male

$29,000

Average Female

Montclair Earnings by Educational Attainment

Montclair Language by Age

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Montclair Language

36.43% of Montclair residents speak only English, while 63.57% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 51.77% of the population.

Montclair Language

Montclair Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic27,6824,41715.96%
Other12,5051,78714.29%
Asian4,09160314.74%
White4,8484819.92%
Multiple1,48816010.75%
Black1,223856.95%
Islander1001313.00%
Native400102.50%

14.55%

Overall Poverty Rate

14.03%

Male Poverty Rate

15.05%

Female Poverty Rate

Poverty in Montclair

The race most likely to be in poverty in Montclair is Hispanic, with 15.96% below the poverty level.

The race least likely to be in poverty in Montclair is Native, with 2.50% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.02%. Among those working part-time, it was 16.73%, and for those that did not work, the poverty rate was 20.04%.

Montclair Poverty

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Name Poverty
Less Than High School17.37%
High School12.39%
Bachelors or Greater7.46%
Some College7.21%

Montclair Poverty Rate by Education

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Name Poverty
Female Unemployed28.37%
Male Unemployed18.16%
Male Employed8.46%
Female Employed7.62%

Montclair Poverty Rate by Employment Status and Sex

Montclair Income by Household Type

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Name Median Mean
Households$62,024$73,753
Families$63,701$74,242
Married Families$73,544-
Non Families$37,238$59,766
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Income by Household Type

Montclair Marital Status

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Marriage Rates

42.1%

Overall Marriage Rate

42.9%

Male Marriage Rate

41.2%

Female Marriage Rate

Montclair Married by Age and Sex

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Montclair 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 35-44.

Montclair Marital Status by Race

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Montclair Marital Status

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1,053

Number of Veterans

943

Male Veterans

110

Female Veterans

War Veterans
Second Gulf War359
First Gulf War249
Vietnam234
Korea77
World War II24

Montclair Veterans by War

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Age Group Veterans
35 to 54283
18 to 34238
75+218
65 to 74174
55 to 64140

Montclair Veterans by Age

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Name Veterans % of Total
White5724.03%
Hispanic4652.41%
Other3033.40%
Black716.04%
2 or More404.16%
Indian3712.42%
Asian300.88%

Montclair Veterans by Race

Montclair Veterans by Education

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3.35%

Veteran Poverty Rate

26.48%

Veteran Disability Rate

Montclair Veterans by Education

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64.6%

Labor Force Participation

59.7%

Employment Rate

7.5%

Unemployment Rate

Montclair Employment by Age

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Montclair Employment by Race

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Montclair Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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57.49%

Born in California

66.34%

Native Born

33.66%

Foreign Born

18.66%

Non Citizen

15.00%

Naturalized

Place of Birth

66.34% of Montclair residents were born in the United States, with 57.49% having been born in California. 18.66% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Montclair Place of Birth

Year Population Growth Annual Growth Rate
202141,6017591.86%
202040,8427591.89%
201940,0837591.93%
201839,3242000.51%
201739,1243400.88%
201638,7843370.88%
201538,4472350.61%
201438,2122890.76%
201337,9234831.29%
201237,4401610.43%
201137,2795361.46%
201036,7433,6941.07%
200033,0494,6151.52%
199028,4345,8062.31%
198022,628820.04%
197022,5469,0005.23%
196013,5460.00%

Montclair Population by Year