2025 Compare Cities People:
Keystone, SD vs Pine Ridge, SD

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Highlights
- Pine Ridge is 0% more densely populated than Keystone.
- People are 60.9% less likely to be married in Pine Ridge.
- The Median Age is 8.9 years younger in Pine Ridge.
 Keystone, SDPine Ridge, SDUnited States
 Population  Unlock3,085329,725,481
 Female Population45.6%  Unlock50.5%
 Male Population54.4%  Unlock49.5%
 Median Age  Unlock27.938.4
 space3
 Population - 2010334  Unlock309,327,143
 Population - 2000  Unlock3,171285,036,114
 Population - 1990232  Unlock251,960,433
 Pop. 2000 to Now  Unlock7.7%15.6%
 Pop. 1990 to Now51.7%  Unlock30.8%
 space4
 Population Density  Unlock1,087.493.4
 Land Area2.9  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Keystone, SDPine Ridge, SDUnited States
 Age 0 to 46.6%  Unlock5.9%
 Age 5 to 9  Unlock9.6%6.1%
 Age 10 to 146.0%  Unlock6.6%
 Age 15 to 17  Unlock5.8%3.9%
 Age 18 to 201.1%  Unlock4.0%
 Age 21 to 24  Unlock4.2%5.2%
 Age 25 to 346.0%  Unlock13.8%
 Age 35 to 44  Unlock15.9%12.9%
 Age 45 to 5410.4%  Unlock12.6%
 Age 55 to 59  Unlock4.4%6.7%
 Age 60 to 645.8%  Unlock6.3%
 Age 65 to 74  Unlock3.0%9.6%
 Age 75 to 844.5%  Unlock4.5%
 Age 85 and over  Unlock0.2%1.9%
 space1
 Race
 Keystone, SDPine Ridge, SDUnited States
 White66.1%  Unlock59.4%
 Black  Unlock0.0%12.2%
 Asian1.5%  Unlock5.6%
 Native American  Unlock91.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races7.7%  Unlock3.2%
 Hispanic  Unlock7.6%18.4%
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 Marriage & Family
 Keystone, SDPine Ridge, SDUnited States
 Married Population51.7%  Unlock49.8%
     Currently Married  Unlock16.3%48.0%
 Married but Separated0.0%  Unlock1.8%
 Single Population  Unlock79.8%50.2%
 Never Married26.5%  Unlock33.8%
 Divorced  Unlock10.6%10.8%
 Widowed0.8%  Unlock5.6%
 space5
 Household Size  Unlock6.172.60
 Households152  Unlock124,010,992
 Family Households  Unlock41480,755,759
     Married couple, w/children51.0%  Unlock30.5%
     Married couple, no children  Unlock1.2%42.9%
 Non Family Households50  Unlock43,255,233
     Single householder, w/children  Unlock47.8%15.8%
     Single householder, no children1.0%  Unlock10.8%
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Reviews for Pine Ridge    1 Reviews

Since the only police force on the Pine Ridge Reservation is the tribal police, most crime is not reported outside the tribe. Rampant crime, expecially drug manufacture  More

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