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2025 Compare Cities People:
Duncan, SC vs Volcano, HI

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Highlights
- Volcano is 0% more densely populated than Duncan.
- People are 77.8% more likely to be married in Volcano.
- The Median Age is 27.2 years older in Volcano.
 Duncan, SCVolcano, HIUnited States
 Population  Unlock765329,725,481
 Female Population54.1%  Unlock50.5%
 Male Population46.0%  Unlock49.5%
 Median Age  Unlock57.738.4
 space3
 Population - 20103,192  Unlock309,327,143
 Population - 2000  Unlock2,231285,036,114
 Population - 19902,152  Unlock251,960,433
 Pop. 2000 to Now  Unlock42.2%15.6%
 Pop. 1990 to Now72.6%  Unlock30.8%
 space4
 Population Density  Unlock13.993.4
 Land Area4.8  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Duncan, SCVolcano, HIUnited States
 Age 0 to 47.5%  Unlock5.9%
 Age 5 to 9  Unlock4.6%6.1%
 Age 10 to 146.2%  Unlock6.6%
 Age 15 to 17  Unlock0.0%3.9%
 Age 18 to 201.4%  Unlock4.0%
 Age 21 to 24  Unlock0.0%5.2%
 Age 25 to 3428.4%  Unlock13.8%
 Age 35 to 44  Unlock8.1%12.9%
 Age 45 to 547.7%  Unlock12.6%
 Age 55 to 59  Unlock15.6%6.7%
 Age 60 to 645.9%  Unlock6.3%
 Age 65 to 74  Unlock23.3%9.6%
 Age 75 to 840.6%  Unlock4.5%
 Age 85 and over  Unlock0.0%1.9%
 space1
 Race
 Duncan, SCVolcano, HIUnited States
 White52.7%  Unlock59.4%
 Black  Unlock0.0%12.2%
 Asian0.0%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races4.0%  Unlock3.2%
 Hispanic  Unlock19.6%18.4%
 space2
 Marriage & Family
 Duncan, SCVolcano, HIUnited States
 Married Population39.9%  Unlock49.8%
     Currently Married  Unlock70.9%48.0%
 Married but Separated4.2%  Unlock1.8%
 Single Population  Unlock29.1%50.2%
 Never Married33.7%  Unlock33.8%
 Divorced  Unlock10.9%10.8%
 Widowed12.7%  Unlock5.6%
 space5
 Household Size  Unlock2.252.60
 Households1,565  Unlock124,010,992
 Family Households  Unlock18380,755,759
     Married couple, w/children24.8%  Unlock30.5%
     Married couple, no children  Unlock78.7%42.9%
 Non Family Households604  Unlock43,255,233
     Single householder, w/children  Unlock12.6%15.8%
     Single householder, no children9.7%  Unlock10.8%
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Reviews for Volcano    2 Reviews
Mary · Volcano, HI
Mistake Of A Lifetime
Over 16 years ago

After several relatively brief visits to The Big Island of Hawaii, my husband and I, both strict vegetarians, decided to move from Palo Alto CA to Volcano Village with  More

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gail · Volcano, HI
Volcano Living
Over 16 years ago

Must love rain. That would be a possible header for Volcano seeking new residents. It is the rain that tends to fall in the night time and sometimes or often in soft  More

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Learn More About Duncan, South Carolina
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