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

Total population
3,462
1.3% year-over-year change
Median household income
$59,265/yr
8.4% year-over-year change
Housing units
2,602
-0.1% year-over-year change

Granite County population

How many people live in Granite County

Granite County is home to 3,462 residents, according to the most recent Census data. Gender-wise, 50.7% of Granite County locals are male, and 49.3% are female.

Total population
3,462
1.3% year-over-year change
Gender ratio
Male
50.7%
1,755
Female
49.3%
1,707
Value Percent YoY change
Male 1,755 50.7% 0.4%
Female 1,707 49.3% 2.1%
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 Granite County is 53, with the population distributed as follows: about 12% are children under 15, then 10% are in the 15 to 24 age group. Adults between 25 and 44 make up 18.5% of the population, while another 28.2% fall into the 45 to 64 bracket. Finally, around 31.2% are 65 or older.

Median age
53
Age breakdown
Under 15
12%
15 to 24
10%
25 to 44
18.5%
45 to 64
28.2%
Over 65
31.2%
Value Percent YoY change
Under 15 417 12% -2.3%
15 to 24 345 10% -18.6%
25 to 44 642 18.5% 18.7%
45 to 64 976 28.2% 0.6%
Over 65 1,082 31.2% 2.4%
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 Granite County, 97% of the population are US-born citizens, while 1.4% have gained naturalized citizenship. At the same time, 1.6% of residents are non-citizens. As for race, 90.5% of locals are Caucasian, 0.3% are African American and 0.9% have Asian roots. Another 1.8% are Indigenous American, 0.1% are Pacific Islanders, while 0.5% identify as another race. There’s also a share of 5.9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
97%
Non-U.S.-born citizens
1.4%
Non-citizens
1.6%
Value Percent YoY change
U.S.-born citizens 3,360 97% 0.9%
Non-U.S.-born citizens 47 1.4% 14.6%
Non-citizens 55 1.6% 17.0%
Racial breakdown
White
90.5%
Black or African American
0.3%
American Indian and Alaska Native
1.8%
Asian
0.9%
Native Hawaiian and other Pacific Islander
0.1%
Two or more races
5.9%
Other
0.5%
Value Percent
White 3,134 90.5%
Black or African American 9 0.3%
American Indian and Alaska Native 63 1.8%
Asian 32 0.9%
Native Hawaiian and other Pacific Islander 2 0.1%
Two or more races 205 5.9%
Other 17 0.5%

Households in Granite County

A peek inside Granite County households

Granite County has 1,514 households, with an average of 2 members in each. Of these, 64.3% are families, while the remaining 35.7% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,514
10.1% year-over-year change
Average people per household
2
Non-family households
540
Family households
974
Value Percent YoY change
Non-family households 540 35.7% 6.5%
Family households 974 64.3% 12.2%
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 Granite County

The housing landscape of Granite County

Granite County's housing consists of 2,602 units, with 84.2% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 0.8% 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 10.3% of the housing landscape.

Housing units
2,602
-0.1% year-over-year change
Housing types
Value Percent
1 unit, detached 2,190 84.2%
1 unit, attached 20 0.8%
2 units 31 1.2%
3 or 4 units 69 2.6%
5 to 9 units 15 0.6%
Mobile home 269 10.3%
Boat, RV, van, etc. 8 0.3%
Homes built since 2020
60
150.0% year-over-year change

The age of buildings in Granite County

In Granite County, the median construction year is 1980. About 20.4% of homes were built before the 1940s, with another 4.8% going up by 1949. Most development happened in the second half of the 20th century. Then, 16.6% of homes were added from 2000 to 2009, 15% between 2010 and 2019, and 2.3% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 530 20.4% -5.5%
Built between 1940 and 1949 125 4.8% -18.8%
Built between 1950 and 1959 153 5.9% -14.5%
Built between 1960 and 1969 175 6.7% -4.9%
Built between 1970 and 1979 330 12.7% 1.9%
Built between 1980 and 1989 152 5.8% -22.4%
Built between 1990 and 1999 255 9.8% -6.9%
Built between 2000 and 2009 433 16.6% 5.3%
Built between 2010 and 2019 389 15% 30.5%
Built in 2020 or later 60 2.3% 150.0%
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.

Granite County occupancy rates

Out of the 1,514 occupied housing units in Granite County, 77.9% are owner-occupied, while 22.1% are lived in by tenants. Meanwhile, 41.8% of all homes on the local market sit vacant.

Occupied housing units
1,514
10.1% year-over-year change
Occupancy breakdown
Renter occupied
335
Owner occupied
1,179
Value Percent YoY
change
Renter occupied 335 22.1% 3.4%
Owner occupied 1,179 77.9% 12.2%
Unoccupied housing units
41.8%
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.

Granite County housing costs

Housing costs in Granite County come to a median of $657 per month, while tenants specifically pay a median gross rent of $675.

Median housing costs per month
$657/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 Granite County
$675/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 Granite County

Granite County education at a glance

About 37.6% of the population in Granite County went to high school, while 19.4% pursued college studies. Another 10.6% earned an associate degree and 26.4% hold a bachelor’s. Meanwhile, 5.2% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 23 0.8% -58.2%
High school diploma 1,109 37.6% -8.3%
College diploma 574 19.4% 7.7%
Associate degree 314 10.6% 4.0%
Bachelor's degree 778 26.4% 14.6%
Graduate degree 155 5.2% 26.0%
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 Granite County

How much people earn in Granite County

The average annual household income in Granite County was $83,119 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.6% change from the previous year. At the same time, the median income stood at $59,265, reflecting a +8.4% shift over the same period.

Average household income in Granite County
$83,119/year
3.6% year-over-year change
Median household income in Granite County
$59,265/year
8.4% year-over-year change

Granite County income by age

In Granite County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $74,722. Those with someone between 45 and 64 in charge, often well established professionally, earn $55,921 overall. Overall, 89.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $74,722 6.1%
45 - 64 $55,921 5.7%
Over 65 $61,563 5.6%
Above poverty level
3,044
Below poverty level
345
Value Percent YoY
change
Above poverty level 3,044 89.8% 1.5%
Below poverty level 345 10.2% -1.1%

Employment in Granite County

Workforce and job types in Granite County

The job market in Granite County is powered by 1,552 working residents, spread across a range of industries and roles. 75.5% of the working population are employed in professional or administrative positions, while 24.5% are in hands-on or service-based jobs. Also, 21.3% run their own businesses, 51.7% are employed by private companies, and 22.2% work in the public sector.

Workforce demographics

Working population
1,552
12.6% year-over-year change
White collar
1,172
Blue collar
380
Value Percent YoY change
White collar 1,172 75.5% 12.6%
Blue collar 380 24.5% 12.8%
Employer type
Self employees
21.3%
Private companies
51.7%
Governmental workers
22.2%
Not for profit companies
4.8%
Value Percent YoY change
Self employees 330 21.3% 12.6%
Private companies 803 51.7% 4.6%
Governmental workers 345 22.2% 32.7%
Not for profit companies 74 4.8% 29.8%
Unemployment rate
3.7%
-36.8% year-over-year change

Available workforce

The unemployment rate in Granite County stands at 3.7%, 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 Granite County

How people get around in Granite County

In Granite County, the average commute time is 28 minutes. Commuting methods vary: 83.4% of residents travel by personal vehicle and 5.9% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
28 min
Means of transportation
Value Percent YoY change
Car 1,252 83.4% 13.7%
Bicycle 5 0.3% 0.0%
Walk 88 5.9% 11.4%
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 Granite County by zipcode?

Zipcode Population Number of households Median income Average income
59711 9,529 4,567 $58,157 $72,778
59825 2,434 946 $90,192 $116,813
59832 962 383 $64,261 $113,893
59837 639 280 $50,769 $75,419
59858 1,494 673 $56,719 $70,920

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FAQs about Granite County demographics 

What is the total population of Granite County?

Granite County has a total population of 3,462 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 +1.3% compared to a year ago.

What is the gender ratio in Granite County?

The gender ratio in Granite County is as follows:
  • 50.7% males (1,755 residents)
  • 49.3% females (1,707 residents)

What is the median age in Granite County?

The median age in Granite County is 53.

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

The age distribution in Granite County is as follows:
  • Under 15: 12% (417 residents)
  • Ages 15-24: 10% (345 residents)
  • Ages 25-44: 18.5% (642 residents)
  • Ages 45-64: 28.2% (976 residents)
  • Over 65: 31.2% (1,082 residents)

What is the racial and ethnic makeup of Granite County?

The racial and ethnic makeup of Granite County is as follows:
  • White: 90.5% (3,134 residents)
  • Black or African American: 0.3% (9 residents)
  • American Indian and Alaska Native: 1.8% (63 residents)
  • Asian: 0.9% (32 residents)
  • Native Hawaiian and Other Pacific Islander: 0.1% (2 residents)
  • Two or More Races: 5.9% (205 residents)
  • Other: 0.5% (17 residents)

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

U.S.-born citizens represent 97% of the population in Granite County.

How many housing units are there in Granite County?

There are 2,602 housing units in Granite County, reflecting a -0.1% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Granite County has a total of 1,514 households, with an average of 2 people in each.

What is the median household income in Granite County?

Granite County has a median household income of $59,265, representing a +8.4% shift from the previous year, according to the U.S. Census Bureau.

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

The employment rate is 96.3% in Granite County, with a workforce of 1,552 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 75.5% (1,172 residents)
  • Blue-collar workers: 24.5% (380 residents)

Places of employment:
  • Self-employed: 21.3% (330 residents)
  • Private companies: 51.7% (803 residents)
  • Governmental workers: 22.2% (345 residents)
  • Not-for-profit companies: 4.8% (74 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