2025 Compare Cities People:
Longmont, CO vs Rocklin, CA

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Highlights
- Rocklin is 0% more densely populated than Longmont.
- People are 16.3% more likely to be married in Rocklin.
- The Median Age is 2.4 years younger in Rocklin.
 Longmont, CORocklin, CAUnited States
 Population  Unlock70,317329,725,481
 Female Population50.4%  Unlock50.5%
 Male Population49.6%  Unlock49.5%
 Median Age  Unlock37.138.4
 space3
 Population - 201086,616  Unlock309,327,143
 Population - 2000  Unlock36,330285,036,114
 Population - 199051,555  Unlock251,960,433
 Pop. 2000 to Now  Unlock93.1%15.6%
 Pop. 1990 to Now91.0%  Unlock30.8%
 space4
 Population Density  Unlock3,549.693.4
 Land Area27.6  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Longmont, CORocklin, CAUnited States
 Age 0 to 45.1%  Unlock5.9%
 Age 5 to 9  Unlock7.2%6.1%
 Age 10 to 146.3%  Unlock6.6%
 Age 15 to 17  Unlock5.0%3.9%
 Age 18 to 203.4%  Unlock4.0%
 Age 21 to 24  Unlock5.5%5.2%
 Age 25 to 3413.6%  Unlock13.8%
 Age 35 to 44  Unlock15.2%12.9%
 Age 45 to 5412.6%  Unlock12.6%
 Age 55 to 59  Unlock6.0%6.7%
 Age 60 to 646.5%  Unlock6.3%
 Age 65 to 74  Unlock8.0%9.6%
 Age 75 to 844.2%  Unlock4.5%
 Age 85 and over  Unlock1.7%1.9%
 space1
 Race
 Longmont, CORocklin, CAUnited States
 White68.3%  Unlock59.4%
 Black  Unlock1.7%12.2%
 Asian3.3%  Unlock5.6%
 Native American  Unlock0.4%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.7%0.4%
 Two or More Races3.2%  Unlock3.2%
 Hispanic  Unlock13.9%18.4%
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 Marriage & Family
 Longmont, CORocklin, CAUnited States
 Married Population49.6%  Unlock49.8%
     Currently Married  Unlock56.6%48.0%
 Married but Separated1.2%  Unlock1.8%
 Single Population  Unlock42.3%50.2%
 Never Married31.8%  Unlock33.8%
 Divorced  Unlock9.1%10.8%
 Widowed5.2%  Unlock5.6%
 space5
 Household Size  Unlock2.862.60
 Households39,237  Unlock124,010,992
 Family Households  Unlock17,66080,755,759
     Married couple, w/children30.3%  Unlock30.5%
     Married couple, no children  Unlock39.2%42.9%
 Non Family Households14,445  Unlock43,255,233
     Single householder, w/children  Unlock8.5%15.8%
     Single householder, no children9.4%  Unlock10.8%
Reviews for Longmont    19 Reviews

I lived here for 4 years and it's pretty nice. It gets cold and stays cold for a good 8 months, but other than that I loved it. There are a lot of amenities. It is  More

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Over 6 years ago

I just move from other state to Longmont. In my opinion Longmont is one of the safest city in US which is have a low crime, its great city to raised family .Has a great  More

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Fantastic place to live. Four golf courses, many parks, 10 minutes to the foothills and 40 minutes from the Rockies, the location is hard to beat if you want to be 45  More

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Reviews for Rocklin    11 Reviews

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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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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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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