2025 Compare Cities People:
Flat Rock, MI vs St. Petersburg, FL

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Highlights
- St. Petersburg is 0% more densely populated than Flat Rock.
- People are 11.5% less likely to be married in St. Petersburg.
- The Median Age is 6.2 years older in St. Petersburg.
 Flat Rock, MISt. Petersburg, FLUnited States
 Population  Unlock258,245329,725,481
 Female Population49.1%  Unlock50.5%
 Male Population50.9%  Unlock49.5%
 Median Age  Unlock42.938.4
 space3
 Population - 20109,868  Unlock309,327,143
 Population - 2000  Unlock248,232285,036,114
 Population - 19907,290  Unlock251,960,433
 Pop. 2000 to Now  Unlock7.9%15.6%
 Pop. 1990 to Now36.6%  Unlock30.8%
 space4
 Population Density  Unlock4,175.593.4
 Land Area6.5  Unlock3,531,905.4
 Water Area  Unlock76.2264,836.8
 space
 Est. Total Population By Age
 Flat Rock, MISt. Petersburg, FLUnited States
 Age 0 to 45.7%  Unlock5.9%
 Age 5 to 9  Unlock4.9%6.1%
 Age 10 to 148.0%  Unlock6.6%
 Age 15 to 17  Unlock2.7%3.9%
 Age 18 to 202.7%  Unlock4.0%
 Age 21 to 24  Unlock4.7%5.2%
 Age 25 to 3412.4%  Unlock13.8%
 Age 35 to 44  Unlock12.4%12.9%
 Age 45 to 5411.3%  Unlock12.6%
 Age 55 to 59  Unlock7.9%6.7%
 Age 60 to 647.3%  Unlock6.3%
 Age 65 to 74  Unlock11.3%9.6%
 Age 75 to 841.3%  Unlock4.5%
 Age 85 and over  Unlock2.3%1.9%
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 Race
 Flat Rock, MISt. Petersburg, FLUnited States
 White77.7%  Unlock59.4%
 Black  Unlock20.7%12.2%
 Asian0.1%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.4%0.4%
 Two or More Races3.2%  Unlock3.2%
 Hispanic  Unlock8.2%18.4%
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 Marriage & Family
 Flat Rock, MISt. Petersburg, FLUnited States
 Married Population48.5%  Unlock49.8%
     Currently Married  Unlock41.0%48.0%
 Married but Separated1.5%  Unlock1.8%
 Single Population  Unlock57.1%50.2%
 Never Married37.0%  Unlock33.8%
 Divorced  Unlock14.9%10.8%
 Widowed4.4%  Unlock5.6%
 space5
 Household Size  Unlock2.262.60
 Households3,738  Unlock124,010,992
 Family Households  Unlock59,05180,755,759
     Married couple, w/children31.0%  Unlock30.5%
     Married couple, no children  Unlock48.1%42.9%
 Non Family Households992  Unlock43,255,233
     Single householder, w/children  Unlock15.7%15.8%
     Single householder, no children11.0%  Unlock10.8%
Reviews for Flat Rock    4 Reviews

I give Flat Rock 4 stars out of 5. And let me say that, by saying this: "I _ _ came to HATE _ _ living in Michigan". For a number of reasons, which I will enumerate.   More

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Over 12 years ago

Very low crime, good schools.....but  More

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I have lived here for 14 years. If you get involved in the community, you will meet many nice people. Alot of people here know each other, and that is great too.We know  More

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Reviews for St. Petersburg    56 Reviews

I grew up here (1968). All the people who have posted how awful it is are not going to be happy anywhere because they see what they see. Thats the evolution of self as  More

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I moved here because my fiance was going to school here and two rents didn't make sense. Visiting was always great! However, after living here for a couple years it's  More

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Over 5 years ago

True the location is good, and during the Winters, it's really nice in St. Pete, but the Summers and brutally steaming HOT, and the St. Pete Police don't do their job  More

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