Fairfield, MT demographics:
population, income, and more

Total population
759
1.7% year-over-year change
Median household income
$69,265/yr
4.1% year-over-year change
Housing units
339
-4.5% year-over-year change

Fairfield population

How many people live in Fairfield

Fairfield is home to 759 residents, according to the most recent Census data. Gender-wise, 48.1% of Fairfield locals are male, and 51.9% are female.

Total population
759
1.7% year-over-year change
Gender ratio
Male
48.1%
365
Female
51.9%
394
Value Percent YoY change
Male 365 48.1% 2.8%
Female 394 51.9% 0.8%
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 Fairfield is 32, with the population distributed as follows: about 20.3% are children under 15, then 18% are in the 15 to 24 age group. Adults between 25 and 44 make up 28.7% of the population, while another 21.5% fall into the 45 to 64 bracket. Finally, around 11.5% are 65 or older.

Median age
31.8
Age breakdown
Under 15
20.3%
15 to 24
18%
25 to 44
28.7%
45 to 64
21.5%
Over 65
11.5%
Value Percent YoY change
Under 15 154 20.3% 11.6%
15 to 24 137 18% -9.9%
25 to 44 218 28.7% -6.0%
45 to 64 163 21.5% 8.0%
Over 65 87 11.5% 19.2%
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 Fairfield, 95.6% of the population are US-born citizens, while 4.4% have gained naturalized citizenship. There’s also a share of 3.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
95.6%
Non-U.S.-born citizens
4.4%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 726 95.6% 1.5%
Non-U.S.-born citizens 33 4.4% 6.5%
Racial breakdown
White
94.5%
Black or African American
1.7%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
3.8%
Other
0%
Value Percent
White 717 94.5%
Black or African American 13 1.7%
Two or more races 29 3.8%

Households in Fairfield

A peek inside Fairfield households

Fairfield has 318 households, with an average of 2 members in each. Of these, 62.6% are families, while the remaining 37.4% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
318
-0.9% year-over-year change
Average people per household
2
Non-family households
119
Family households
199
Value Percent YoY change
Non-family households 119 37.4% 2.6%
Family households 199 62.6% -2.9%
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 Fairfield

The housing landscape of Fairfield

Fairfield's housing consists of 339 units, with 72.3% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 10% of the housing landscape.

Housing units
339
-4.5% year-over-year change
Housing types
Value Percent
1 unit, detached 245 72.3%
3 or 4 units 26 7.7%
5 to 9 units 17 5%
10 to 19 units 17 5%
Mobile home 34 10%
Homes built since 2020
0
% year-over-year change

The age of buildings in Fairfield

In Fairfield, the median construction year is 1972. About 3.2% of homes were built before the 1940s, with another 10% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 11 3.2% -70.3%
Built between 1940 and 1949 34 10% -10.5%
Built between 1950 and 1959 75 22.1% 1.4%
Built between 1960 and 1969 38 11.2% -17.4%
Built between 1970 and 1979 51 15% 15.9%
Built between 1980 and 1989 56 16.5% 27.3%
Built between 1990 and 1999 16 4.7% -23.8%
Built between 2000 and 2009 48 14.2% 11.6%
Built between 2010 and 2019 10 3% 25.0%
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.

Fairfield occupancy rates

Out of the 318 occupied housing units in Fairfield, 66% are owner-occupied, while 34% are lived in by tenants. Meanwhile, 6.2% of all homes on the local market sit vacant.

Occupied housing units
318
-0.9% year-over-year change
Occupancy breakdown
Renter occupied
108
Owner occupied
210
Value Percent YoY
change
Renter occupied 108 34% -14.3%
Owner occupied 210 66% 7.7%
Unoccupied housing units
6.2%
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.

Fairfield housing costs

Housing costs in Fairfield come to a median of $778 per month, while tenants specifically pay a median gross rent of $674.

Median housing costs per month
$778/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 Fairfield
$674/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 Fairfield

Fairfield education at a glance

About 30.4% of the population in Fairfield went to high school, while 30% pursued college studies. Another 7.8% earned an associate degree and 13.6% hold a bachelor’s. Meanwhile, 10.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 42 7.8% -8.7%
High school diploma 163 30.4% -2.4%
College diploma 161 30% 3.2%
Associate degree 42 7.8% -23.6%
Bachelor's degree 73 13.6% 15.9%
Graduate degree 55 10.3% 5.8%
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 Fairfield

How much people earn in Fairfield

The average annual household income in Fairfield was $72,257 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2.4% change from the previous year. At the same time, the median income stood at $69,265, reflecting a +4.1% shift over the same period.

Average household income in Fairfield
$72,257/year
2.4% year-over-year change
Median household income in Fairfield
$69,265/year
4.1% year-over-year change

Fairfield income by age

In Fairfield, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $64,583. Those with someone between 45 and 64 in charge, often well established professionally, earn $92,417 overall. Overall, 94.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $64,583 -18.9%
45 - 64 $92,417 5.3%
Over 65 $47,917 -26.4%
Above poverty level
701
Below poverty level
39
Value Percent YoY
change
Above poverty level 701 94.7% 1.3%
Below poverty level 39 5.3% -7.1%

Employment in Fairfield

Workforce and job types in Fairfield

The job market in Fairfield is powered by 416 working residents, spread across a range of industries and roles. 69.5% of the working population are employed in professional or administrative positions, while 30.5% are in hands-on or service-based jobs. Also, 13.7% run their own businesses, 50.7% are employed by private companies, and 29.1% work in the public sector.

Workforce demographics

Working population
416
3.0% year-over-year change
White collar
289
Blue collar
127
Value Percent YoY change
White collar 289 69.5% 4.0%
Blue collar 127 30.5% 0.8%
Employer type
Self employees
13.7%
Private companies
50.7%
Governmental workers
29.1%
Not for profit companies
6.5%
Value Percent YoY change
Self employees 57 13.7% 0.0%
Private companies 211 50.7% 3.4%
Governmental workers 121 29.1% -7.6%
Not for profit companies 27 6.5% 125.0%
Unemployment rate
3.9%
-15.0% year-over-year change

Available workforce

The unemployment rate in Fairfield stands at 3.9%, 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 Fairfield

How people get around in Fairfield

Commuting methods vary: 76.4% of residents travel by personal vehicle and 6.3% 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 317 76.4% 0.6%
Walk 26 6.3% 4.0%
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 Fairfield by zipcode?

Zipcode Population Number of households Median income Average income
59436 2,039 806 $80,652 $86,255

Explore more communities

FAQs about Fairfield demographics 

What is the total population of Fairfield?

Fairfield has a total population of 759 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 +1.7% compared to a year ago.

What is the gender ratio in Fairfield?

The gender ratio in Fairfield is as follows:
  • 48.1% males (365 residents)
  • 51.9% females (394 residents)

What is the median age in Fairfield?

The median age in Fairfield is 31.8.

What is the age distribution of the population in Fairfield?

The age distribution in Fairfield is as follows:
  • Under 15: 20.3% (154 residents)
  • Ages 15-24: 18% (137 residents)
  • Ages 25-44: 28.7% (218 residents)
  • Ages 45-64: 21.5% (163 residents)
  • Over 65: 11.5% (87 residents)

What is the racial and ethnic makeup of Fairfield?

The racial and ethnic makeup of Fairfield is as follows:
  • White: 94.5% (717 residents)
  • Black or African American: 1.7% (13 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 3.8% (29 residents)
  • Other: 0% (0 residents)

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

U.S.-born citizens represent 95.6% of the population in Fairfield.

How many housing units are there in Fairfield?

There are 339 housing units in Fairfield, reflecting a -4.5% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Fairfield has a total of 318 households, with an average of 2 people in each.

What is the median household income in Fairfield?

Fairfield has a median household income of $69,265, representing a +4.1% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Fairfield?

The employment rate is 96.1% in Fairfield, with a workforce of 416 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 69.5% (289 residents)
  • Blue-collar workers: 30.5% (127 residents)

Places of employment:
  • Self-employed: 13.7% (57 residents)
  • Private companies: 50.7% (211 residents)
  • Governmental workers: 29.1% (121 residents)
  • Not-for-profit companies: 6.5% (27 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