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2025 Compare Cities People:
Jamestown, CA vs Castaic, CA

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Highlights
- Castaic is 0% more densely populated than Jamestown.
- People are 44.6% more likely to be married in Castaic.
- The Median Age is 3.6 years younger in Castaic.
 Jamestown, CACastaic, CAUnited States
 Population  Unlock18,017329,725,481
 Female Population51.8%  Unlock50.5%
 Male Population48.2%  Unlock49.5%
 Median Age  Unlock38.238.4
 space3
 Population - 20103,684  Unlock309,327,143
 Population - 2000  Unlock18,001285,036,114
 Population - 19902,178  Unlock251,960,433
 Pop. 2000 to Now  Unlock5.8%15.6%
 Pop. 1990 to Now22.3%  Unlock30.8%
 space4
 Population Density  Unlock2,481.093.4
 Land Area3.0  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Jamestown, CACastaic, CAUnited States
 Age 0 to 46.2%  Unlock5.9%
 Age 5 to 9  Unlock6.5%6.1%
 Age 10 to 144.5%  Unlock6.6%
 Age 15 to 17  Unlock4.5%3.9%
 Age 18 to 201.3%  Unlock4.0%
 Age 21 to 24  Unlock4.2%5.2%
 Age 25 to 349.9%  Unlock13.8%
 Age 35 to 44  Unlock12.5%12.9%
 Age 45 to 549.9%  Unlock12.6%
 Age 55 to 59  Unlock9.2%6.7%
 Age 60 to 644.4%  Unlock6.3%
 Age 65 to 74  Unlock7.5%9.6%
 Age 75 to 846.5%  Unlock4.5%
 Age 85 and over  Unlock0.9%1.9%
 space1
 Race
 Jamestown, CACastaic, CAUnited States
 White84.8%  Unlock59.4%
 Black  Unlock1.7%12.2%
 Asian0.0%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.9%  Unlock0.2%
 Other  Unlock1.1%0.4%
 Two or More Races0.8%  Unlock3.2%
 Hispanic  Unlock28.8%18.4%
 space2
 Marriage & Family
 Jamestown, CACastaic, CAUnited States
 Married Population41.3%  Unlock49.8%
     Currently Married  Unlock58.5%48.0%
 Married but Separated2.0%  Unlock1.8%
 Single Population  Unlock40.4%50.2%
 Never Married34.0%  Unlock33.8%
 Divorced  Unlock7.0%10.8%
 Widowed13.1%  Unlock5.6%
 space5
 Household Size  Unlock3.192.60
 Households1,932  Unlock124,010,992
 Family Households  Unlock4,72780,755,759
     Married couple, w/children30.7%  Unlock30.5%
     Married couple, no children  Unlock41.1%42.9%
 Non Family Households1,189  Unlock43,255,233
     Single householder, w/children  Unlock6.5%15.8%
     Single householder, no children1.9%  Unlock10.8%
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Reviews for Jamestown    0 Reviews

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Reviews for Castaic    3 Reviews
Plasma · Castaic, CA
Pros and Cons
Over 9 years ago

I've lived in northern Castaic for 14 years so this review is for northern Castaic Pros: convenient freeway access, boating on Lake Castaic, lots of gas stations,  More

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Steve · Castaic, CA
Castaic
Over 11 years ago

Formerly a "truck stop" town, Castaic is the last town before going over the Grapevine, heading North on I-5 towards San Francisco. The town is unincorporated and sits  More

   |    Reply
Jayne · Valencia, CA
Safe to live?
Over 12 years ago

I currently live in Valencia. Before I consider purchasing a house in Castaic off Lake Hughes Rd and closer to the lake, is it safe to live in this neighborhood? Any  More

   |    Reply

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Learn More About Jamestown, California
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