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2025 Compare Cities People:
Colfax, CA vs Rocklin, CA

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Highlights
- Rocklin is 0% more densely populated than Colfax.
- People are 30.6% more likely to be married in Rocklin.
- The Median Age is 1.5 years older in Rocklin.
 Colfax, CARocklin, CAUnited States
 Population  Unlock70,317329,725,481
 Female Population47.0%  Unlock50.5%
 Male Population53.0%  Unlock49.5%
 Median Age  Unlock37.138.4
 space3
 Population - 20101,948  Unlock309,327,143
 Population - 2000  Unlock36,330285,036,114
 Population - 19901,306  Unlock251,960,433
 Pop. 2000 to Now  Unlock93.1%15.6%
 Pop. 1990 to Now53.8%  Unlock30.8%
 space4
 Population Density  Unlock3,549.693.4
 Land Area1.4  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Colfax, CARocklin, CAUnited States
 Age 0 to 44.5%  Unlock5.9%
 Age 5 to 9  Unlock7.2%6.1%
 Age 10 to 148.3%  Unlock6.6%
 Age 15 to 17  Unlock5.0%3.9%
 Age 18 to 204.0%  Unlock4.0%
 Age 21 to 24  Unlock5.5%5.2%
 Age 25 to 3410.9%  Unlock13.8%
 Age 35 to 44  Unlock15.2%12.9%
 Age 45 to 549.8%  Unlock12.6%
 Age 55 to 59  Unlock6.0%6.7%
 Age 60 to 645.9%  Unlock6.3%
 Age 65 to 74  Unlock8.0%9.6%
 Age 75 to 843.5%  Unlock4.5%
 Age 85 and over  Unlock1.7%1.9%
 space1
 Race
 Colfax, CARocklin, CAUnited States
 White78.8%  Unlock59.4%
 Black  Unlock1.7%12.2%
 Asian0.9%  Unlock5.6%
 Native American  Unlock0.4%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.7%0.4%
 Two or More Races1.7%  Unlock3.2%
 Hispanic  Unlock13.9%18.4%
 space2
 Marriage & Family
 Colfax, CARocklin, CAUnited States
 Married Population44.2%  Unlock49.8%
     Currently Married  Unlock56.6%48.0%
 Married but Separated1.6%  Unlock1.8%
 Single Population  Unlock42.3%50.2%
 Never Married34.4%  Unlock33.8%
 Divorced  Unlock9.1%10.8%
 Widowed5.5%  Unlock5.6%
 space5
 Household Size  Unlock2.862.60
 Households865  Unlock124,010,992
 Family Households  Unlock17,66080,755,759
     Married couple, w/children51.2%  Unlock30.5%
     Married couple, no children  Unlock39.2%42.9%
 Non Family Households357  Unlock43,255,233
     Single householder, w/children  Unlock8.5%15.8%
     Single householder, no children11.6%  Unlock10.8%
Voting
Reviews for Colfax    1 Reviews
Dave · Colfax, CA
Quality of Life Assessment
Over 16 years ago

Foothills on western slope of Sierra Nevada Mountains, elevation 2420'. Mild winters with some snow, but above central valley fog. Summers dry and rainless, with  More

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Reviews for Rocklin    11 Reviews
Mariah · Orangevale, CA
STOP BUILDING & Rocklin will remain great
Over 5 years ago

I have had the blessed opportunity to be born and raised in Rocklin, CA. Rocklin is truly one of the best towns to live in, in the sacramento area. It's a clean, smaller  More

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James · Rocklin, CA
Great place to live
Over 6 years ago

I've lived in the Sacramento vicinity for 12 years, and in Northern California my entire life (I grew up in the San Jose area). The area of Rocklin I am living in is the  More

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Gary · Rocklin, CA
Rocklin, is not all that
Over 14 years ago

seriously? Let me tell you what I have observed since moving here from Gilbert, AZ 3 months ago.I know I am going to take grief for this so go ahead and let it fly,  More

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Learn More About Colfax, California
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