San Dimas, California Population 2021

33,101
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San Dimas is a city located in California. With a 2020 population of 33,101, it is the 230th largest city in California and the 1190th largest city in the United States. San Dimas is currently declining at a rate of -0.78% annually and its population has decreased by -0.81% since the most recent census, which recorded a population of 33,371 in 2010. San Dimas reached it's highest population of 34,980 in 2000. Spanning over 15 miles, San Dimas has a population density of 2,201 people per square mile.

The average household income in San Dimas is $105,480 with a poverty rate of 9.28%. The median rental costs in recent years comes to $1,808 per month, and the median house value is $576,800. The median age in San Dimas is 41.3 years, 40.6 years for males, and 42.2 years for females. For every 100 females there are 86.5 males.

San Dimas Demographics

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

  • White: 72.03%
  • Asian: 14.14%
  • Other race: 6.50%
  • Two or more races: 4.72%
  • Black or African American: 1.93%
  • Native American: 0.63%
  • Native Hawaiian or Pacific Islander: 0.05%
The current population of San Dimas, California is 33,101, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 33,881.The last official US Census in 2010 recorded the population at 33,371.

San Dimas, California Population 2021

Population by Race

Race Population Percentage
White24,52472.03%
Asian4,81614.14%
Some Other Race2,2136.50%
Two or More Races1,6084.72%
Black or African American6561.93%
American Indian and Alaska Native2140.63%
Native Hawaiian and Other Pacific Islander170.05%
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San Dimas Population by Race

San Dimas Population Pyramid 2021

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San Dimas Median Age

41.3


Total

40.6


Male

42.2


Female

San Dimas Adults

There are 26,924 adults, (6,544 of whom are seniors) in San Dimas.

San Dimas Age Dependency

67.1

Age Dependency Ratio

32.1

Old Age Dependency Ratio

35

Child Dependency Ratio

San Dimas Sex Ratio

Female

18,255

53.62%

Male

15,793

46.38%

San Dimas Population by Age

San Dimas Renter vs Owner Occupied by Household Type

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San Dimas Household Types

Type Owner Renter
Married79.2%20.8%
Male71.4%28.6%
All70.9%29.1%
Female61.5%38.5%
Non Family59.2%40.8%

70.9%

Rate of Home Ownership

San Dimas Households and Families

Type Count Average Size Owned
All11,4152.9170.9
Married6,1443.679.2
Non Family3,3661.359.2
Female1,3183.3661.5
Male5873.8171.4

3.43

Average Family Size

2.91

Average Household Size

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San Dimas Households by Type

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Education Attained Count Percentage
Less Than 9th Grade5752.39%
9th to 12th Grade1,0164.22%
High School Graduate4,62419.23%
Some College6,06725.23%
Associates Degree2,89212.03%
Bachelors Degree5,71523.76%
Graduate Degree3,16013.14%
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San Dimas Educational Attainment by Sex (over 25)

San Dimas Educational Attainment by Race

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Name Total High School Bachelors
White12,01411,4904,168
Hispanic7,1646,3141,839
Asian3,5913,4262,281
Other Race1,5651,307266
Multiple Races858823455
Black481426161
Native American1651656
Islander121212

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

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

San Dimas Educational Attainment by Race

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Name Average Male Female
Overall$52,192$58,899$45,813
Less Than High School$21,429$25,625$17,083
High School Grad$40,728$51,224$30,516
Some College$48,261$55,341$40,016
Bachelors Degree$61,321$66,984$51,364
Graduate Degree$72,346$86,250$71,071

$52,192

Average Earnings

$58,899

Average Male

$45,813

Average Female

San Dimas Earnings by Educational Attainment

San Dimas Language by Age

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San Dimas Language

70.99% of San Dimas residents speak only English, while 29.01% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 14.98% of the population.

San Dimas Language

San Dimas Poverty by Race

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Name Total In Poverty Poverty Rate
White15,6601,4999.57%
Hispanic11,1418467.59%
Asian4,74761913.04%
Other2,11921610.19%
Black5847713.18%
Multiple1,566503.19%

9.28%

Overall Poverty Rate

10.29%

Male Poverty Rate

8.40%

Female Poverty Rate

Poverty in San Dimas

The race most likely to be in poverty in San Dimas is Black, with 13.18% below the poverty level.

The race least likely to be in poverty in San Dimas is Multiple, with 3.19% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.40%. Among those working part-time, it was 8.18%, and for those that did not work, the poverty rate was 19.87%.

San Dimas Poverty

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Name Poverty
Less Than High School25.81%
High School10.53%
Some College7.18%
Bachelors or Greater6.96%

San Dimas Poverty Rate by Education

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Name Poverty
Female Unemployed21.94%
Male Unemployed10.77%
Male Employed4.31%
Female Employed2.79%

San Dimas Poverty Rate by Employment Status and Sex

San Dimas Income by Household Type

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Name Median Mean
Households$86,410$105,480
Families$103,062$119,792
Married Families$116,130-
Non Families$43,048$60,219
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Income by Household Type

San Dimas Marital Status

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Marriage Rates

49.9%

Overall Marriage Rate

53.4%

Male Marriage Rate

46.8%

Female Marriage Rate

San Dimas Married by Age and Sex

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San Dimas 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.

San Dimas Marital Status by Race

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San Dimas Marital Status

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1,458

Number of Veterans

1,374

Male Veterans

84

Female Veterans

War Veterans
Vietnam613
First Gulf War307
Second Gulf War254
Korea57
World War II39

San Dimas Veterans by War

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Age Group Veterans
65 to 74416
55 to 64394
35 to 54383
75+174
18 to 3491

San Dimas Veterans by Age

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Name Veterans % of Total
White1,0855.57%
Hispanic3494.25%
Asian1193.06%
2 or More989.51%
Other895.34%
Black528.46%
Indian157.01%

San Dimas Veterans by Race

San Dimas Veterans by Education

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5.41%

Veteran Poverty Rate

27.95%

Veteran Disability Rate

San Dimas Veterans by Education

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60.3%

Labor Force Participation

58.5%

Employment Rate

3%

Unemployment Rate

San Dimas Employment by Age

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San Dimas Employment by Race

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San Dimas 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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62.85%

Born in California

79.93%

Native Born

20.07%

Foreign Born

6.63%

Non Citizen

13.44%

Naturalized

Place of Birth

79.93% of San Dimas residents were born in the United States, with 62.85% having been born in California. 6.63% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

San Dimas Place of Birth

Year Population Growth Annual Growth Rate
202133,101-260-0.78%
202033,361-260-0.77%
201933,621-260-0.77%
201833,881-247-0.72%
201734,128-108-0.32%
201634,236-108-0.31%
201534,344250.07%
201434,3195741.70%
201333,7451080.32%
201233,6371280.38%
201133,5091320.40%
201033,377-1,603-0.47%
200034,9802,5830.77%
199032,3978,3833.04%
198024,0148,3224.35%
197015,69213,85211.31%
19501,8400.00%

San Dimas Population by Year