Simi Valley, California Population 2021

125,963
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Simi Valley is a city located in Ventura County California. With a 2020 population of 125,963, it is the 47th largest city in California and the 222nd largest city in the United States . Simi Valley is currently growing at a rate of 0.14% annually and its population has increased by 1.39% since the most recent census, which recorded a population of 124,237 in 2010. Simi Valley reached it's highest population of 126,239 in 2014. Spanning over 42 miles, Simi Valley has a population density of 3,033 people per square mile.

The average household income in Simi Valley is $123,072 with a poverty rate of 6.36%. The median rental costs in recent years comes to $2,023 per month, and the median house value is $584,900. The median age in Simi Valley is 40.6 years, 39.9 years for males, and 41.1 years for females.

Simi Valley Demographics

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

  • White: 78.54%
  • Asian: 10.42%
  • Two or more races: 4.99%
  • Other race: 4.19%
  • Black or African American: 1.30%
  • Native American: 0.39%
  • Native Hawaiian or Pacific Islander: 0.16%
The current population of Simi Valley, California is 125,963 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 125,438.The last official US Census in 2010 recorded the population at 124,237.

Simi Valley, California Population 2021

Population by Race

Race Population Percentage
White98,84178.54%
Asian13,11210.42%
Two or More Races6,2824.99%
Some Other Race5,2714.19%
Black or African American1,6371.30%
American Indian and Alaska Native4930.39%
Native Hawaiian and Other Pacific Islander2060.16%
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Simi Valley Population by Race

Simi Valley Population Pyramid $2021

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Simi Valley Median Age

40.6


Total

39.9


Male

41.1


Female

Simi Valley Adults

There are 98,718 adults, (18,583 of whom are seniors) in Simi Valley.

Simi Valley Age Dependency

57

Age Dependency Ratio

23.2

Old Age Dependency Ratio

33.8

Child Dependency Ratio

Simi Valley Sex Ratio

Female

64,664

51.39%

Male

61,178

48.61%

Simi Valley Population by Age

Simi Valley Renter vs Owner Occupied by Household Type

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Simi Valley Household Types

Type Owner Renter
Married83.2%16.8%
All72.2%27.8%
Male65.8%34.2%
Non Family58.4%41.6%
Female52.3%47.7%

72.2%

Rate of Home Ownership

Simi Valley Households and Families

Type Count Average Size Owned
All41,9862.9872.2
Married23,9333.5283.2
Non Family11,0861.3658.4
Female4,7263.752.3
Male2,2413.6365.8

3.44

Average Family Size

2.98

Average Household Size

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Simi Valley Households by Type

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Education Attained Count Percentage
Less Than 9th Grade3,2363.68%
9th to 12th Grade3,8854.42%
High School Graduate19,18921.83%
Some College22,20625.26%
Associates Degree9,84711.20%
Bachelors Degree19,99422.74%
Graduate Degree9,55210.87%
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Simi Valley Educational Attainment by Sex (over 25)

Simi Valley Educational Attainment by Race

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Race Total High School Bachelors
White55,70453,61419,075
Hispanic19,18714,8683,473
Asian9,7199,1295,909
Other Race3,7092,868482
2+ Races2,7292,535899
Black1,2641,216453
Native American39839882
Islander17013326

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 asian people with a rate of 60.80%.

Simi Valley Educational Attainment by Race

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Name Average Male Female
Overall$53,097$63,634$44,137
Less Than 9th Grade$26,612$30,451$22,023
High School Graduate$38,981$42,611$31,469
Some College$50,097$61,904$40,076
Bachelors Degree$69,144$87,240$55,053
Graduate Degree$89,672$107,139$76,218

$53,097

Average Earnings

$63,634

Average Male

$44,137

Average Female

Simi Valley Earnings by Educational Attainment

Simi Valley Language by Age

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Simi Valley Language

73.03% of Simi Valley residents speak only English, while 26.97% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 15.73% of the population.

Simi Valley Language

Simi Valley Poverty by Race

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Name Total In Poverty Poverty Rate
White74,2473,8335.16%
Hispanic32,8143,2209.81%
Asian13,1025244.00%
Other5,2334979.50%
Multiple6,2772524.01%
Black1,61123414.53%
Islander20694.37%
Native49330.61%

6.36%

Overall Poverty Rate

5.63%

Male Poverty Rate

7.04%

Female Poverty Rate

Poverty in Simi Valley

The race most likely to be in poverty in Simi Valley is Black, with 14.53% below the poverty level.

The race least likely to be in poverty in Simi Valley is Native, with 0.61% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.06%. Among those working part-time, it was 8.09%, and for those that did not work, the poverty rate was 11.65%.

Simi Valley Poverty

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Name Poverty
Less Than 9th Grade14.16%
High School8.64%
Some College6.25%
Bachelors or Greater2.20%

Simi Valley Poverty Rate by Education

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Rate Poverty
Female Unemployed23.31%
Male Unemployed15.44%
Female Employed3.43%
Male Employed2.46%

Simi Valley Poverty Rate by Employment Status and Sex

Simi Valley Income by Household Type

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Name Median Mean
Households$99,151$123,072
Families$114,661$137,315
Married Families$127,989$149,840
Non Families$54,121$73,459
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Income by Household Type

Simi Valley Marital Status

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Marriage Rates

51.6%

Overall Marriage Rate

53.4%

Male Marriage Rate

49.8%

Female Marriage Rate

Simi Valley Married by Age and Sex

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Simi Valley 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 45-54.

Simi Valley Marital Status by Race

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Simi Valley Marital Status

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5,705

Number of Veterans

5,297

Male Veterans

408

Female Veterans

War Veterans
Vietnam2,370
First Gulf War888
Second Gulf War871
Korea553
World War II211

Simi Valley Veterans by War

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Age Group Veterans
65 to 741,676
75+1,519
35 to 541,081
55 to 64872
18 to 34557

Simi Valley Veterans by Age

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Name Veterans % of Total
White5,0386.41%
Hispanic9314.13%
Asian2282.16%
2+ Races1454.11%
Other Race1433.45%
Black1078.24%
Native American4410.21%

Simi Valley Veterans by Race

Simi Valley Veterans by Education

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4.68%

Veteran Poverty Rate

28.20%

Veteran Disability Rate

Simi Valley Veterans by Education

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67.3%

Labor Force Participation

64.3%

Employment Rate

4.5%

Unemployment Rate

Simi Valley Employment by Age

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Simi Valley Employment by Race

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Simi Valley 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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63.08%

Born in Simi Valley

81.92%

Native Born

18.08%

Foreign Born

6.01%

Non Citizen

12.07%

Naturalized

Place of Birth

81.92% of Simi Valley residents were born in the United States, with 63.08% having been born in California. 6.01% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Simi Valley Place of Birth

Year Population Growth Annual Growth Rate
2021125,9631750.14%
2020125,7881750.14%
2019125,6131750.14%
2018125,438-669-0.53%
2017126,1071490.12%
2016125,958-165-0.13%
2015126,123-116-0.09%
2014126,2393710.29%
2013125,8685940.47%
2012125,2742550.20%
2011125,0195560.45%
2010124,46313,1121.12%
2000111,35111,1341.06%
1990100,21722,7172.60%
198077,50017,6682.62%
197059,83255,63230.43%
19604,2002,3004.05%
19401,9000.00%

Simi Valley Population by Year