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2026 Compare Cities People:
Fleming Island, FL vs West Islip, NY

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Highlights
- West Islip is 0% more densely populated than Fleming Island.
- People are 14.6% less likely to be married in West Islip.
- The Median Age is 5.7 years younger in West Islip.
 Fleming Island, FLWest Islip, NYUnited States
 Population  Unlock27,557329,725,481
 Female Population51.5%  Unlock50.5%
 Male Population48.5%  Unlock49.5%
 Median Age  Unlock40.438.4
 space3
 Population - 201027,908  Unlock309,327,143
 Population - 2000  Unlock28,907285,036,114
 Population - 19905,528  Unlock251,960,433
 Pop. 2000 to Now  Unlock-7.3%15.6%
 Pop. 1990 to Now477.6%  Unlock30.8%
 space4
 Population Density  Unlock4,372.193.4
 Land Area15.8  Unlock3,531,905.4
 Water Area  Unlock0.5264,836.8
 space
 Est. Total Population By Age
 Fleming Island, FLWest Islip, NYUnited States
 Age 0 to 43.7%  Unlock5.9%
 Age 5 to 9  Unlock5.3%6.1%
 Age 10 to 145.6%  Unlock6.6%
 Age 15 to 17  Unlock3.7%3.9%
 Age 18 to 204.7%  Unlock4.0%
 Age 21 to 24  Unlock6.5%5.2%
 Age 25 to 348.1%  Unlock13.8%
 Age 35 to 44  Unlock12.4%12.9%
 Age 45 to 5415.9%  Unlock12.6%
 Age 55 to 59  Unlock8.5%6.7%
 Age 60 to 647.6%  Unlock6.3%
 Age 65 to 74  Unlock8.3%9.6%
 Age 75 to 845.8%  Unlock4.5%
 Age 85 and over  Unlock1.5%1.9%
 space1
 Race
 Fleming Island, FLWest Islip, NYUnited States
 White78.7%  Unlock59.4%
 Black  Unlock0.7%12.2%
 Asian2.4%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races3.4%  Unlock3.2%
 Hispanic  Unlock9.6%18.4%
 space2
 Marriage & Family
 Fleming Island, FLWest Islip, NYUnited States
 Married Population66.7%  Unlock49.8%
     Currently Married  Unlock55.7%48.0%
 Married but Separated0.4%  Unlock1.8%
 Single Population  Unlock43.1%50.2%
 Never Married20.9%  Unlock33.8%
 Divorced  Unlock6.3%10.8%
 Widowed4.2%  Unlock5.6%
 space5
 Household Size  Unlock3.162.60
 Households11,090  Unlock124,010,992
 Family Households  Unlock7,02480,755,759
     Married couple, w/children33.0%  Unlock30.5%
     Married couple, no children  Unlock46.6%42.9%
 Non Family Households2,133  Unlock43,255,233
     Single householder, w/children  Unlock8.8%15.8%
     Single householder, no children5.0%  Unlock10.8%
Voting
Reviews for Fleming Island    2 Reviews
Yvonne · Fleming Island, FL
Beautiful Fleming Island Florida
Over 4 years ago

Out of all the places I have lived this is by far my favorite! Very peaceful,well kept ,clean place to call  More

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Mara · Fleming Island, FL
Great schools and safe neighborhoods
Over 4 years ago

Fleming island is very quiet, neighborhood friendly, great schools and very safe for  More

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Reviews for West Islip    1 Reviews
Kyle · West Islip, NY
Meh...
Over 16 years ago

It's a nice town full of middle-class to upper-class people. Mostly white though...wish it was more integrated.  More

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