2025 Compare Cities People:
New Castle, CO vs Kalispell, MT

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Highlights
- Kalispell is 0% more densely populated than New Castle.
- People are 15.3% less likely to be married in Kalispell.
- The Median Age is 1.0 years younger in Kalispell.
 New Castle, COKalispell, MTUnited States
 Population  Unlock24,260329,725,481
 Female Population49.8%  Unlock50.5%
 Male Population50.2%  Unlock49.5%
 Median Age  Unlock35.338.4
 space3
 Population - 20104,492  Unlock309,327,143
 Population - 2000  Unlock14,223285,036,114
 Population - 1990679  Unlock251,960,433
 Pop. 2000 to Now  Unlock78.1%15.6%
 Pop. 1990 to Now630.8%  Unlock30.8%
 space4
 Population Density  Unlock2,022.293.4
 Land Area2.7  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 New Castle, COKalispell, MTUnited States
 Age 0 to 410.4%  Unlock5.9%
 Age 5 to 9  Unlock5.9%6.1%
 Age 10 to 145.9%  Unlock6.6%
 Age 15 to 17  Unlock4.6%3.9%
 Age 18 to 203.9%  Unlock4.0%
 Age 21 to 24  Unlock5.3%5.2%
 Age 25 to 3410.0%  Unlock13.8%
 Age 35 to 44  Unlock12.6%12.9%
 Age 45 to 5414.9%  Unlock12.6%
 Age 55 to 59  Unlock3.9%6.7%
 Age 60 to 646.2%  Unlock6.3%
 Age 65 to 74  Unlock8.8%9.6%
 Age 75 to 847.6%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
 space1
 Race
 New Castle, COKalispell, MTUnited States
 White70.0%  Unlock59.4%
 Black  Unlock0.7%12.2%
 Asian0.8%  Unlock5.6%
 Native American  Unlock1.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races1.6%  Unlock3.2%
 Hispanic  Unlock4.1%18.4%
 space2
 Marriage & Family
 New Castle, COKalispell, MTUnited States
 Married Population52.9%  Unlock49.8%
     Currently Married  Unlock41.3%48.0%
 Married but Separated0.3%  Unlock1.8%
 Single Population  Unlock55.2%50.2%
 Never Married27.0%  Unlock33.8%
 Divorced  Unlock16.2%10.8%
 Widowed4.4%  Unlock5.6%
 space5
 Household Size  Unlock2.452.60
 Households1,669  Unlock124,010,992
 Family Households  Unlock5,47880,755,759
     Married couple, w/children54.4%  Unlock30.5%
     Married couple, no children  Unlock39.2%42.9%
 Non Family Households530  Unlock43,255,233
     Single householder, w/children  Unlock23.1%15.8%
     Single householder, no children1.0%  Unlock10.8%
Reviews for New Castle    3 Reviews

Over 11 years ago

Small town  More

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Over 12 years ago

Been here about 1 1/2 years. Climate is great, lots of snow in winter, mild summers but still hits triple digits though:/ Work is hard to come by unless you are in the  More

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New Castle is a small town outside of Glenwood Springs. We have beautiful weather, gorgeous mountains but it is very expensive to live here... I think the cost of  More

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Reviews for Kalispell    34 Reviews

My 2022 updated review, only touching on the recent changes. Kalispell is no longer affordable for most middle class people. The world discovered us during COVID and  More

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Over 4 years ago

Against my better judgement I will write a completely honest review from a hird generation resident.. Kalispell is one of the most beautiful places you will ever see,  More

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Over 4 years ago

I've lived here for a long time. Lots of folks have moved here and driven the price of everything through the roof. Getting ready to leave. Price of housing, both buying  More

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