Cascade County, MT demographics:
population, income, and more

Total population
84,606
0.0% year-over-year change
Median household income
$67,690/yr
2.2% year-over-year change
Housing units
39,497
0.6% year-over-year change

Cascade County population

How many people live in Cascade County

Cascade County is home to 84,606 residents, according to the most recent Census data. Gender-wise, 51% of Cascade County locals are male, and 49% are female.

Total population
84,606
0.0% year-over-year change
Gender ratio
Male
51%
43,121
Female
49%
41,485
Value Percent YoY change
Male 43,121 51% 0.0%
Female 41,485 49% 0.0%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Cascade County is 39, with the population distributed as follows: about 18.6% are children under 15, then 12.5% are in the 15 to 24 age group. Adults between 25 and 44 make up 26.6% of the population, while another 22.6% fall into the 45 to 64 bracket. Finally, around 19.6% are 65 or older.

Median age
38.6
Age breakdown
Under 15
18.6%
15 to 24
12.5%
25 to 44
26.6%
45 to 64
22.6%
Over 65
19.6%
Value Percent YoY change
Under 15 15,743 18.6% -0.8%
15 to 24 10,610 12.5% -0.0%
25 to 44 22,503 26.6% 1.2%
45 to 64 19,136 22.6% -2.0%
Over 65 16,614 19.6% 1.6%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Cascade County, 96.2% of the population are US-born citizens, while 2.9% have gained naturalized citizenship. At the same time, 1% of residents are non-citizens. As for race, 83.7% of locals are Caucasian, 1.3% are African American and 1.1% have Asian roots. There’s also a share of 8.6% that includes residents with two or more races.

Citizenship
U.S.-born citizens
96.2%
Non-U.S.-born citizens
2.9%
Non-citizens
1%
Value Percent YoY change
U.S.-born citizens 81,347 96.2% -0.2%
Non-U.S.-born citizens 2,449 2.9% -4.9%
Non-citizens 810 1% 60.4%
Racial breakdown
White
83.7%
Black or African American
1.3%
American Indian and Alaska Native
3.4%
Asian
1.1%
Native Hawaiian and other Pacific Islander
0%
Two or more races
8.6%
Other
2%
Value Percent
White 70,806 83.7%
Black or African American 1,108 1.3%
American Indian and Alaska Native 2,852 3.4%
Asian 924 1.1%
Native Hawaiian and other Pacific Islander 5 0%
Two or more races 7,249 8.6%
Other 1,662 2%

Households in Cascade County

A peek inside Cascade County households

Cascade County has 35,615 households, with an average of 2 members in each. Of these, 59.4% are families, while the remaining 40.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
35,615
2.0% year-over-year change
Average people per household
2
Non-family households
14,462
Family households
21,153
Value Percent YoY change
Non-family households 14,462 40.6% 6.5%
Family households 21,153 59.4% -0.8%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Cascade County

The housing landscape of Cascade County

Cascade County's housing consists of 39,497 units, with 67% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 5.6% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 7.1% of the housing landscape.

Housing units
39,497
0.6% year-over-year change
Housing types
Value Percent
1 unit, detached 26,482 67%
1 unit, attached 2,227 5.6%
2 units 1,119 2.8%
3 or 4 units 1,610 4.1%
5 to 9 units 1,026 2.6%
10 to 19 units 1,640 4.2%
20 to 49 units 1,468 3.7%
50 or more units 1,034 2.6%
Mobile home 2,813 7.1%
Boat, RV, van, etc. 78 0.2%
Homes built since 2020
610
71.3% year-over-year change

The age of buildings in Cascade County

In Cascade County, the median construction year is 1970. About 15.4% of homes were built before the 1940s, with another 6.8% going up by 1949. Most development happened in the second half of the 20th century. Then, 9.2% of homes were added from 2000 to 2009, 6.8% between 2010 and 2019, and 1.5% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 6,092 15.4% 7.0%
Built between 1940 and 1949 2,679 6.8% -2.5%
Built between 1950 and 1959 5,844 14.8% -3.9%
Built between 1960 and 1969 5,338 13.5% -8.0%
Built between 1970 and 1979 6,026 15.3% -1.3%
Built between 1980 and 1989 3,758 9.5% 0.0%
Built between 1990 and 1999 2,833 7.2% -2.8%
Built between 2000 and 2009 3,619 9.2% 5.1%
Built between 2010 and 2019 2,698 6.8% 15.2%
Built in 2020 or later 610 1.5% 71.3%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Cascade County occupancy rates

Out of the 35,615 occupied housing units in Cascade County, 68.5% are owner-occupied, while 31.5% are lived in by tenants. Meanwhile, 9.8% of all homes on the local market sit vacant.

Occupied housing units
35,615
2.0% year-over-year change
Occupancy breakdown
Renter occupied
11,207
Owner occupied
24,408
Value Percent YoY
change
Renter occupied 11,207 31.5% 7.6%
Owner occupied 24,408 68.5% -0.3%
Unoccupied housing units
9.8%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Cascade County housing costs

Housing costs in Cascade County come to a median of $1,000 per month, while tenants specifically pay a median gross rent of $939.

Median housing costs per month
$1,000/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Cascade County
$939/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Cascade County

Cascade County education at a glance

About 38.8% of the population in Cascade County went to high school, while 22.7% pursued college studies. Another 10.5% earned an associate degree and 16.9% hold a bachelor’s. Meanwhile, 9.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 1,130 1.7% -13.1%
High school diploma 25,538 38.8% 1.3%
College diploma 14,916 22.7% -2.1%
Associate degree 6,927 10.5% 5.8%
Bachelor's degree 11,089 16.9% -0.8%
Graduate degree 6,144 9.4% 0.3%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Cascade County

How much people earn in Cascade County

The average annual household income in Cascade County was $89,832 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +4.8% change from the previous year. At the same time, the median income stood at $67,690, reflecting a +2.2% shift over the same period.

Average household income in Cascade County
$89,832/year
4.8% year-over-year change
Median household income in Cascade County
$67,690/year
2.2% year-over-year change

Cascade County income by age

In Cascade County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $75,654. Those with someone between 45 and 64 in charge, often well established professionally, earn $79,882 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $48,012, while those led by someone over 65, many of whom may be retired, have about $54,499 in earnings. Overall, 87% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $48,012 11.4%
25 - 44 $75,654 0.8%
45 - 64 $79,882 1.9%
Over 65 $54,499 0.2%
Above poverty level
70,628
Below poverty level
10,515
Value Percent YoY
change
Above poverty level 70,628 87% 0.4%
Below poverty level 10,515 13% -0.6%

Employment in Cascade County

Workforce and job types in Cascade County

The job market in Cascade County is powered by 38,558 working residents, spread across a range of industries and roles. 77.7% of the working population are employed in professional or administrative positions, while 22.3% are in hands-on or service-based jobs. Also, 11.8% run their own businesses, 58.1% are employed by private companies, and 16.6% work in the public sector.

Workforce demographics

Working population
38,558
-0.3% year-over-year change
White collar
29,953
Blue collar
8,605
Value Percent YoY change
White collar 29,953 77.7% -0.6%
Blue collar 8,605 22.3% 0.8%
Employer type
Self employees
11.8%
Private companies
58.1%
Governmental workers
16.6%
Not for profit companies
13.5%
Value Percent YoY change
Self employees 4,561 11.8% 0.5%
Private companies 22,400 58.1% -1.0%
Governmental workers 6,386 16.6% 1.7%
Not for profit companies 5,211 13.5% -0.3%
Unemployment rate
3.3%
10.1% year-over-year change

Available workforce

The unemployment rate in Cascade County stands at 3.3%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Cascade County

How people get around in Cascade County

Commuting methods vary: 87.8% of residents travel by personal vehicle and 2.7% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 35,542 87.8% -0.9%
Taxicab 51 0.1% -3.8%
Bus or trolleybus 275 0.7% -5.2%
Railroad 5 0% -44.4%
Motorcycle 32 0.1% -50.0%
Bicycle 273 0.7% -4.9%
Walk 1,078 2.7% 16.4%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Cascade County by zipcode?

Zipcode Population Number of households Median income Average income
59401 13,255 6,290 $55,299 $76,280
59404 28,822 11,106 $83,867 $105,412
59405 33,350 14,248 $59,449 $81,136
59412 1,685 678 $82,955 $93,261
59414 781 404 $69,545 $69,081
59421 2,069 969 $78,125 $123,732
59440 432 192 $0 $111,457
59443 705 270 $81,221 $94,262
59463 142 95 $0 $93,825
59465 39 20 $83,000 $77,880

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FAQs about Cascade County demographics 

What is the total population of Cascade County?

Cascade County has a total population of 84,606 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.0% compared to a year ago.

What is the gender ratio in Cascade County?

The gender ratio in Cascade County is as follows:
  • 51% males (43,121 residents)
  • 49% females (41,485 residents)

What is the median age in Cascade County?

The median age in Cascade County is 38.6.

What is the age distribution of the population in Cascade County?

The age distribution in Cascade County is as follows:
  • Under 15: 18.6% (15,743 residents)
  • Ages 15-24: 12.5% (10,610 residents)
  • Ages 25-44: 26.6% (22,503 residents)
  • Ages 45-64: 22.6% (19,136 residents)
  • Over 65: 19.6% (16,614 residents)

What is the racial and ethnic makeup of Cascade County?

The racial and ethnic makeup of Cascade County is as follows:
  • White: 83.7% (70,806 residents)
  • Black or African American: 1.3% (1,108 residents)
  • American Indian and Alaska Native: 3.4% (2,852 residents)
  • Asian: 1.1% (924 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (5 residents)
  • Two or More Races: 8.6% (7,249 residents)
  • Other: 2% (1,662 residents)

What percentage of the population in Cascade County are U.S.-born citizens?

U.S.-born citizens represent 96.2% of the population in Cascade County.

How many housing units are there in Cascade County?

There are 39,497 housing units in Cascade County, reflecting a +0.6% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Cascade County and what is the average household size?

Cascade County has a total of 35,615 households, with an average of 2 people in each.

What is the median household income in Cascade County?

Cascade County has a median household income of $67,690, representing a +2.2% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Cascade County?

The employment rate is 96.7% in Cascade County, with a workforce of 38,558 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 77.7% (29,953 residents)
  • Blue-collar workers: 22.3% (8,605 residents)

Places of employment:
  • Self-employed: 11.8% (4,561 residents)
  • Private companies: 58.1% (22,400 residents)
  • Governmental workers: 16.6% (6,386 residents)
  • Not-for-profit companies: 13.5% (5,211 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025