2026 Compare Cities People:
Jacksonville, FL vs Keystone Heights, FL

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Highlights
- Keystone Heights is 0% more densely populated than Jacksonville.
- People are 5.9% less likely to be married in Keystone Heights.
- The Median Age is 1.9 years younger in Keystone Heights.
 Jacksonville, FLKeystone Heights, FLUnited States
 Population  Unlock1,489329,725,481
 Female Population51.4%  Unlock50.5%
 Male Population48.6%  Unlock49.5%
 Median Age  Unlock34.338.4
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 Population - 2010823,146  Unlock309,327,143
 Population - 2000  Unlock1,349285,036,114
 Population - 1990635,115  Unlock251,960,433
 Pop. 2000 to Now  Unlock14.8%15.6%
 Pop. 1990 to Now45.0%  Unlock30.8%
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 Population Density  Unlock1,385.193.4
 Land Area747.7  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
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 Est. Total Population By Age
 Jacksonville, FLKeystone Heights, FLUnited States
 Age 0 to 46.7%  Unlock5.9%
 Age 5 to 9  Unlock8.0%6.1%
 Age 10 to 146.4%  Unlock6.6%
 Age 15 to 17  Unlock4.6%3.9%
 Age 18 to 203.6%  Unlock4.0%
 Age 21 to 24  Unlock1.9%5.2%
 Age 25 to 3416.4%  Unlock13.8%
 Age 35 to 44  Unlock12.0%12.9%
 Age 45 to 5412.3%  Unlock12.6%
 Age 55 to 59  Unlock6.3%6.7%
 Age 60 to 645.9%  Unlock6.3%
 Age 65 to 74  Unlock9.4%9.6%
 Age 75 to 843.7%  Unlock4.5%
 Age 85 and over  Unlock1.9%1.9%
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 Race
 Jacksonville, FLKeystone Heights, FLUnited States
 White49.2%  Unlock59.4%
 Black  Unlock0.2%12.2%
 Asian4.8%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races4.0%  Unlock3.2%
 Hispanic  Unlock13.8%18.4%
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 Marriage & Family
 Jacksonville, FLKeystone Heights, FLUnited States
 Married Population44.5%  Unlock49.8%
     Currently Married  Unlock40.4%48.0%
 Married but Separated2.1%  Unlock1.8%
 Single Population  Unlock58.1%50.2%
 Never Married36.0%  Unlock33.8%
 Divorced  Unlock20.7%10.8%
 Widowed5.5%  Unlock5.6%
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 Household Size  Unlock2.712.60
 Households366,780  Unlock124,010,992
 Family Households  Unlock36580,755,759
     Married couple, w/children26.9%  Unlock30.5%
     Married couple, no children  Unlock37.0%42.9%
 Non Family Households144,472  Unlock43,255,233
     Single householder, w/children  Unlock29.3%15.8%
     Single householder, no children13.3%  Unlock10.8%
Reviews for Jacksonville    174 Reviews

I moved from a small town in Ohio around four years ago, I was 24 years old. Now, at 28, my outlook about living here has changed. I have came to the conclusion, that,  More

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I’ve lived in Jacksonville for 12+ years(but visited on and off much longer). There’s things I love and things I hate and just like any place there are pros and cons.  More

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We have been investigating Jax for a while. It looks like the Southside, Baymeadows and the further East you get is great. Any thoughts on moving to those areas, pretty  More

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Reviews for Keystone Heights    5 Reviews

Over 6 years ago

I live in Vermont where winters are very long. I thought it could be nice to find a rural area in FL to get away to a couple times a year. I bought the property  More

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Over 15 years ago

good  More

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Over 17 years ago

I have lived in Keystone Heights since 1997. I live on 10 very quiet and private acres. I love that and I happy with my home. However, if I could go back to 1997 I would  More

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