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Lewistown, Montana Demographics & Population 2026

During the 2020–2024 ACS period, Lewistown, Montana had a total population of 6,087, the 20th largest city in Montana, with a median household income of $48,750, which is 33% lower than the state average. The poverty rate is 20.9%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Key Takeaways

Lewistown Quick Facts

Population 6,087
Median Household Income $48,750
Median Home Value $198,400
Poverty Rate 20.9%
Unemployment Rate 7.0%
Median Age 44.7 years
Homeownership Rate 56.1%
Affordability Ratio 4.1x
Bachelor's Degree or Higher 17.7%
High School Graduation Rate 94.1%
Diversity Index 19/100
Population 6,087 20th of 475
Median Income $48,750 bottom 30%
Poverty Rate 20.9% 68% higher than national
Median Home Value $198,400 below average

How Lewistown Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population6,0286,087+1.0%
Median household income$44,195$48,750+10.3%
Median home value$159,500$198,400+24.4%

How Lewistown Compares

Economy & Housing

Household Income Distribution

Under $25K 19.1%
$25K-$50K 32.6%
$50K-$100K 36.3%
$100K+ 12.0%
Detailed income brackets
Under $10K
4.7%
$10K-$15K
4.8%
$15K-$20K
2.5%
$20K-$25K
7.1%
$25K-$30K
8.2%
$30K-$35K
3.4%
$35K-$40K
7.1%
$40K-$45K
7.7%
$45K-$50K
6.2%
$50K-$60K
7.3%
$60K-$75K
14.2%
$75K-$100K
14.8%
$100K-$125K
5.8%
$125K-$150K
1.0%
$150K-$200K
2.0%
$200K+
3.3%

Employment

7.0% Unemployment Rate State: 3.6%|National: 5.2%
62.5% Labor Force Participation

Housing Overview

Owner 56.1%
Renter 43.9%
Affordability Index Moderate
4.1x home value to income ratio
Median gross rent $1,007/mo 24.8% of median household income annually

People & Demographics

Diversity Index

19out of 100
Very Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 29 | National average: 61

Education

Lewistown Rankings in Montana

#20 Population of 475
#266 Median Income of 341
#280 Education of 473
#213 Home Value of 320

Other Cities in Fergus County

CityPopulationMedian IncomePovertyHome Value
Lewistown Heights 488 $89,931 6.2% $314,300
Winifred 263 $78,393 4.7% $120,000
Moore 224 $49,792 22.3% $183,000
Denton 193 $56,667 6.7% $157,800
Roy 129 $51,875 36.5% N/A
Grass Range 125 $20,000 39.2% N/A
Coffee Creek 61 $85,833 0.0% $276,700
Warm Spring Creek 46 N/A 30.4% N/A
King Ranch Colony 38 N/A 44.7% N/A
Deerfield Colony 34 N/A 69.6% N/A

Cities Similar to Lewistown

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Sidney6,171$62,538$236,90022.0%7.7%
Polson5,428$53,418$356,30029.6%17.5%
Hamilton5,101$49,204$310,00030.8%8.8%
Orchard Homes5,588$64,904$553,70044.4%8.7%
Columbia Falls5,615$75,766$384,40032.1%15.2%

Population Overview

Lewistown is a small city located in Montana, within Fergus County. The total population is 6,087. It ranks as the 20th most populous out of 475 Census-designated places in Montana.

Age Demographics

The median age in Lewistown is 44.7 years. This is 11% higher than the state median of 40.4 years. 11.4% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Lewistown is $48,750. This is 33% lower than the state median of $72,509. It is also 40% lower than the national median of $80,734. The poverty rate stands at 20.9%. This is 82% higher than the state poverty rate of 11.5%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 7.0%. This is 93% higher than the state rate of 3.6%. The median home value is $198,400. Housing costs are 47% lower than the state median of $375,800. The home-value-to-income ratio is 4.1x. 56.1% of occupied housing units are owner-occupied. This homeownership rate is 19% lower than the state average of 69.2%.

Race & Ethnicity

Lewistown has a predominantly White (non-Hispanic) population, comprising 90.0% of all residents. Hispanic or Latino residents account for 3.9%. The Black or African American population is significantly higher than the state average (1.0% vs 0.4%).

Education

17.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 50% lower than the state rate of 35.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.1%.

Data Sources & Methodology

All demographic data for Lewistown, Montana is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Montana state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 475 Census-designated places in Montana. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.

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Frequently Asked Questions

What is the population of Lewistown, Montana?

Lewistown, Montana has a population of 6,087 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Lewistown, MT?

The median household income in Lewistown is $48,750, which is 40% lower than the national median of $80,734.

What is the poverty rate in Lewistown, MT?

The poverty rate in Lewistown is 20.9%. This means approximately 1,218 residents live below the federal poverty line.

What is the racial makeup of Lewistown, Montana?

Lewistown's population is 90.0% White, 1.0% Black, 3.9% Hispanic/Latino, and 0.7% Asian.

What is the median home value in Lewistown, MT?

The median home value in Lewistown is $198,400. The home-value-to-income ratio is 4.1x.

How educated is Lewistown, Montana?

17.7% of adults (25+) in Lewistown hold a bachelor's degree or higher, and 4.4% hold a graduate or professional degree.