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2025 Compare Cities People:
San Diego, CA vs Duncan, OK

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Highlights
- Duncan is 0% more densely populated than San Diego.
- People are 10.5% more likely to be married in Duncan.
- The Median Age is 3.3 years older in Duncan.
 San Diego, CADuncan, OKUnited States
 Population  Unlock22,664329,725,481
 Female Population49.0%  Unlock50.5%
 Male Population51.0%  Unlock49.5%
 Median Age  Unlock38.738.4
 space3
 Population - 20101,305,632  Unlock309,327,143
 Population - 2000  Unlock22,505285,036,114
 Population - 19901,110,549  Unlock251,960,433
 Pop. 2000 to Now  Unlock-1.1%15.6%
 Pop. 1990 to Now28.1%  Unlock30.8%
 space4
 Population Density  Unlock528.693.4
 Land Area325.6  Unlock3,531,905.4
 Water Area  Unlock4.9264,836.8
 space
 Est. Total Population By Age
 San Diego, CADuncan, OKUnited States
 Age 0 to 45.6%  Unlock5.9%
 Age 5 to 9  Unlock6.7%6.1%
 Age 10 to 145.5%  Unlock6.6%
 Age 15 to 17  Unlock3.9%3.9%
 Age 18 to 204.4%  Unlock4.0%
 Age 21 to 24  Unlock4.1%5.2%
 Age 25 to 3419.0%  Unlock13.8%
 Age 35 to 44  Unlock11.6%12.9%
 Age 45 to 5412.2%  Unlock12.6%
 Age 55 to 59  Unlock6.3%6.7%
 Age 60 to 645.2%  Unlock6.3%
 Age 65 to 74  Unlock11.1%9.6%
 Age 75 to 843.7%  Unlock4.5%
 Age 85 and over  Unlock2.7%1.9%
 space1
 Race
 San Diego, CADuncan, OKUnited States
 White42.0%  Unlock59.4%
 Black  Unlock2.5%12.2%
 Asian16.9%  Unlock5.6%
 Native American  Unlock3.6%0.6%
 Hawaiian, Pacific Islander0.4%  Unlock0.2%
 Other  Unlock0.3%0.4%
 Two or More Races4.3%  Unlock3.2%
 Hispanic  Unlock11.1%18.4%
 space2
 Marriage & Family
 San Diego, CADuncan, OKUnited States
 Married Population46.4%  Unlock49.8%
     Currently Married  Unlock49.5%48.0%
 Married but Separated1.6%  Unlock1.8%
 Single Population  Unlock48.7%50.2%
 Never Married40.1%  Unlock33.8%
 Divorced  Unlock14.0%10.8%
 Widowed4.0%  Unlock5.6%
 space5
 Household Size  Unlock2.492.60
 Households509,347  Unlock124,010,992
 Family Households  Unlock5,73080,755,759
     Married couple, w/children33.2%  Unlock30.5%
     Married couple, no children  Unlock43.4%42.9%
 Non Family Households204,848  Unlock43,255,233
     Single householder, w/children  Unlock17.6%15.8%
     Single householder, no children11.6%  Unlock10.8%
Voting
Reviews for San Diego    319 Reviews
riley · Escondido, CA
Can you afford to live here?
Over 1 years ago

I have lived in San Diego for more than half my life (I am 30) and love it. It has something for everyone and more from arts, to sporting events, and all cuisine is  More

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Mark · San Diego, CA
America's finest city? If not, pretty darn close.
Over 3 years ago

The only real knock again San Diego is the cost of living, but it is paradise compared to most cities of similar size. Those who complain about the traffic here or say  More

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Peter · San Diego, CA
Beautiful Place, Too Crowded and Expensive.
Over 3 years ago

I have lived in San Diego since 1968 and I am now almost 62 years old. I love San Diego, I really do. But it has become so crowded and so expensive over the years. It  More

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Reviews for Duncan    9 Reviews
Ginger · Duncan, OK
Duncan is what you make it!
Over 8 years ago

Small towns can be limiting on things to do, but if you look, you can find it. Lawton and OKC, which is not very far, offers more places to eat, shop, and concerts.  More

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Janie · Duncan, OK
If you dont like it LEAVE
Over 14 years ago

THEN DO THE REST OF US A FAVOR AND LEAVE! I moved here from California and I absolutely love it here. But I gues that since I am not an ARTSY FARTSY YUPPIE I probably  More

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Janie · Duncan, OK
I love it here!
Over 14 years ago

I Love Duncan - So much nicer than  More

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Learn More About San Diego, California
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