2026 Compare Cities People:
Simi Valley, CA vs Gallatin, TN

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Highlights
- Gallatin is 0% more densely populated than Simi Valley.
- People are 3.0% more likely to be married in Gallatin.
- The Median Age is 2.8 years younger in Gallatin.
 Simi Valley, CAGallatin, TNUnited States
 Population  Unlock43,306329,725,481
 Female Population51.0%  Unlock50.5%
 Male Population49.1%  Unlock49.5%
 Median Age  Unlock38.238.4
 space3
 Population - 2010124,424  Unlock309,327,143
 Population - 2000  Unlock23,230285,036,114
 Population - 1990100,217  Unlock251,960,433
 Pop. 2000 to Now  Unlock90.9%15.6%
 Pop. 1990 to Now24.9%  Unlock30.8%
 space4
 Population Density  Unlock1,363.093.4
 Land Area41.5  Unlock3,531,905.4
 Water Area  Unlock0.6264,836.8
 space
 Est. Total Population By Age
 Simi Valley, CAGallatin, TNUnited States
 Age 0 to 45.2%  Unlock5.9%
 Age 5 to 9  Unlock8.0%6.1%
 Age 10 to 146.6%  Unlock6.6%
 Age 15 to 17  Unlock2.9%3.9%
 Age 18 to 203.8%  Unlock4.0%
 Age 21 to 24  Unlock4.4%5.2%
 Age 25 to 3413.3%  Unlock13.8%
 Age 35 to 44  Unlock13.1%12.9%
 Age 45 to 5414.8%  Unlock12.6%
 Age 55 to 59  Unlock6.5%6.7%
 Age 60 to 646.7%  Unlock6.3%
 Age 65 to 74  Unlock9.0%9.6%
 Age 75 to 844.5%  Unlock4.5%
 Age 85 and over  Unlock1.7%1.9%
 space1
 Race
 Simi Valley, CAGallatin, TNUnited States
 White57.6%  Unlock59.4%
 Black  Unlock13.9%12.2%
 Asian11.1%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races3.8%  Unlock3.2%
 Hispanic  Unlock8.3%18.4%
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 Marriage & Family
 Simi Valley, CAGallatin, TNUnited States
 Married Population50.5%  Unlock49.8%
     Currently Married  Unlock51.2%48.0%
 Married but Separated1.4%  Unlock1.8%
 Single Population  Unlock48.0%50.2%
 Never Married33.6%  Unlock33.8%
 Divorced  Unlock13.0%10.8%
 Widowed5.9%  Unlock5.6%
 space5
 Household Size  Unlock2.472.60
 Households43,893  Unlock124,010,992
 Family Households  Unlock11,62280,755,759
     Married couple, w/children32.3%  Unlock30.5%
     Married couple, no children  Unlock45.1%42.9%
 Non Family Households12,928  Unlock43,255,233
     Single householder, w/children  Unlock17.7%15.8%
     Single householder, no children12.8%  Unlock10.8%
Reviews for Simi Valley    22 Reviews

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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Over 16 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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Over 17 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 Gallatin    12 Reviews

Sumner County Gallatin Tennessee based on 10-years experience was a huge disappointment. The City of Gallatin is run by mostly family related members that are not open  More

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Don't believe me? Check Reader's Digest 2017. I have lived and been all around our great country but Gallatin has its own little quaint appeal like no where else. We are  More

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Gallatin is a great place to live.... If you want to live in the South. Unlike Murfreesboro or Nashville, Gallatin has not been over run by northerners who want to  More

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