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2025 Compare Cities People:
Simi Valley, CA vs Maricopa, AZ

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Highlights
- Maricopa is 0% more densely populated than Simi Valley.
- People are 15.1% more likely to be married in Maricopa.
- The Median Age is 4.7 years younger in Maricopa.
 Simi Valley, CAMaricopa, AZUnited States
 Population  Unlock57,075329,725,481
 Female Population51.0%  Unlock50.5%
 Male Population49.1%  Unlock49.5%
 Median Age  Unlock36.338.4
 space3
 Population - 2010124,424  Unlock309,327,143
 Population - 2000  Unlock1,040285,036,114
 Population - 1990100,217  Unlock251,960,433
 Pop. 2000 to Now  Unlock5,144.1%15.6%
 Pop. 1990 to Now24.9%  Unlock30.8%
 space4
 Population Density  Unlock1,333.693.4
 Land Area41.5  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 Simi Valley, CAMaricopa, AZUnited States
 Age 0 to 45.2%  Unlock5.9%
 Age 5 to 9  Unlock7.9%6.1%
 Age 10 to 146.6%  Unlock6.6%
 Age 15 to 17  Unlock4.6%3.9%
 Age 18 to 203.8%  Unlock4.0%
 Age 21 to 24  Unlock3.9%5.2%
 Age 25 to 3413.3%  Unlock13.8%
 Age 35 to 44  Unlock15.6%12.9%
 Age 45 to 5414.8%  Unlock12.6%
 Age 55 to 59  Unlock4.5%6.7%
 Age 60 to 646.7%  Unlock6.3%
 Age 65 to 74  Unlock10.4%9.6%
 Age 75 to 844.5%  Unlock4.5%
 Age 85 and over  Unlock0.5%1.9%
 space1
 Race
 Simi Valley, CAMaricopa, AZUnited States
 White57.6%  Unlock59.4%
 Black  Unlock12.1%12.2%
 Asian11.1%  Unlock5.6%
 Native American  Unlock1.1%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.7%0.4%
 Two or More Races3.8%  Unlock3.2%
 Hispanic  Unlock30.8%18.4%
 space2
 Marriage & Family
 Simi Valley, CAMaricopa, AZUnited States
 Married Population50.5%  Unlock49.8%
     Currently Married  Unlock57.2%48.0%
 Married but Separated1.4%  Unlock1.8%
 Single Population  Unlock41.9%50.2%
 Never Married33.6%  Unlock33.8%
 Divorced  Unlock9.7%10.8%
 Widowed5.9%  Unlock5.6%
 space5
 Household Size  Unlock3.122.60
 Households43,893  Unlock124,010,992
 Family Households  Unlock14,69480,755,759
     Married couple, w/children32.3%  Unlock30.5%
     Married couple, no children  Unlock43.5%42.9%
 Non Family Households12,928  Unlock43,255,233
     Single householder, w/children  Unlock15.5%15.8%
     Single householder, no children12.8%  Unlock10.8%
Voting
Reviews for Simi Valley    22 Reviews
Arnold · Simi Valley, CA
Growing Challenges- housing costs and still the "
Over 4 years ago

I've live in two different neighborhoods since fall of 1996 and depending on the neighborhood you're quality of life experience will vary. The price of housing is such  More

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Joseph · Simi Valley, CA
Great city(Little Pricey)
Over 15 years ago

I have lived in Simi Valley for 23 Years. I love it here but due to the cost of living am looking to relocate to another state/City where my money will go further. Simi  More

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john · Simi Valley, CA
good place to live
Over 16 years ago

simi valley is a very nice place to live within the shadow of the LA metro area. it has low crime and reasonable housing costs with ready access to indoor and outdoor  More

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Reviews for Maricopa    9 Reviews
Robert · Mesa, AZ
Maricopa a beautiful fast growing City.
Over 1 years ago

I can safely say that Central Arizona is a fast growing area alongside Buckeye in the West. As East Valley prices are spiraling out of control currently and has become  More

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Francisco · Mesa, AZ
A City that is growing with a unique community.
Over 1 years ago

I have recently visited Maricopa City to visit some of my family that were priced out of the East Valley Area. I can say that Maricopa City has things people are used to  More

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Ray · Mesa, AZ
Small Sleepy town to worth moving into.
Over 2 years ago

As someone who used to visit my Aunt out in Maricopa for days on end and play with my cousins back in the day, it was a sleepy town with not much retail, not much  More

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Learn More About Simi Valley, California
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