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2025 Compare Cities People:
Castine, ME vs Deer Isle, ME

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Highlights
- Deer Isle is 0% more densely populated than Castine.
- People are 71.0% more likely to be married in Deer Isle.
- The Median Age is 31.6 years older in Deer Isle.
 Castine, MEDeer Isle, MEUnited States
 Population  Unlock2,138329,725,481
 Female Population32.3%  Unlock50.5%
 Male Population67.7%  Unlock49.5%
 Median Age  Unlock52.438.4
 space3
 Population - 20101,365  Unlock309,327,143
 Population - 2000  Unlock1,876285,036,114
 Population - 19901,161  Unlock251,960,433
 Pop. 2000 to Now  Unlock1.9%15.6%
 Pop. 1990 to Now-16.4%  Unlock30.8%
 space4
 Population Density  Unlock71.993.4
 Land Area7.8  Unlock3,531,905.4
 Water Area  Unlock93.9264,836.8
 space
 Est. Total Population By Age
 Castine, MEDeer Isle, MEUnited States
 Age 0 to 40.7%  Unlock5.9%
 Age 5 to 9  Unlock5.8%6.1%
 Age 10 to 144.7%  Unlock6.6%
 Age 15 to 17  Unlock0.8%3.9%
 Age 18 to 2043.7%  Unlock4.0%
 Age 21 to 24  Unlock3.6%5.2%
 Age 25 to 343.2%  Unlock13.8%
 Age 35 to 44  Unlock9.4%12.9%
 Age 45 to 546.0%  Unlock12.6%
 Age 55 to 59  Unlock6.5%6.7%
 Age 60 to 643.5%  Unlock6.3%
 Age 65 to 74  Unlock14.6%9.6%
 Age 75 to 845.9%  Unlock4.5%
 Age 85 and over  Unlock5.9%1.9%
 space1
 Race
 Castine, MEDeer Isle, MEUnited States
 White90.9%  Unlock59.4%
 Black  Unlock0.7%12.2%
 Asian0.2%  Unlock5.6%
 Native American  Unlock0.7%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races4.5%  Unlock3.2%
 Hispanic  Unlock1.7%18.4%
 space2
 Marriage & Family
 Castine, MEDeer Isle, MEUnited States
 Married Population32.7%  Unlock49.8%
     Currently Married  Unlock54.8%48.0%
 Married but Separated1.4%  Unlock1.8%
 Single Population  Unlock44.1%50.2%
 Never Married61.1%  Unlock33.8%
 Divorced  Unlock19.3%10.8%
 Widowed1.4%  Unlock5.6%
 space5
 Household Size  Unlock2.162.60
 Households256  Unlock124,010,992
 Family Households  Unlock51680,755,759
     Married couple, w/children23.7%  Unlock30.5%
     Married couple, no children  Unlock70.5%42.9%
 Non Family Households83  Unlock43,255,233
     Single householder, w/children  Unlock7.8%15.8%
     Single householder, no children2.9%  Unlock10.8%
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Reviews for Castine    0 Reviews

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Reviews for Deer Isle    1 Reviews
Cheryl · Stuart, FL
Fantastic place to visit or live
Over 8 years ago

If you enjoy natural beauty, Deer Isle is ideal. Deer Isle is an island, a hidden gem in the Blue Hill Peninsula area. The island is accessible via a beautiful  More

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Learn More About Castine, Maine
Overview
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Learn More About Deer Isle, Maine
Overview
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