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COUNTY

Big Horn County

Montana · 12,752 residents (2025 est.) · 4,997.815 sq mi
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#86Youngest by median ageof 3,14431.9
The short version

Big Horn County has notably lower household income than the US average, with a median household income of $58,750. Population has held roughly steady since 2000. 18% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than doubled since 2000, reaching $143,400. At a median age of 31.9, residents skew younger than the country as a whole.

At a glance
Lower income
below the US median
US median: $82,259
Younger
median age 31.9
US median: 38.9
Less educated
18% hold a bachelor's degree
US average: 36%
Less affordable
home values up 33%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
12,891
+2%since 2000
from 12,671 in 2000
1990 – 2025
Population density
3 / sq mi
+1%since 2009
from 3 / sq mi in 2009
US average: 281
Median age
31.9
+7%since 2000
from 29.8 in 2000
US average: 38.9

PEP 2025 EST:12,752 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
11K12K12K13K14K1990201020202024Big Horn County
202413K
1990201020202024
Age distribution, 2024
Under 57.1%(916)
US avg: 5.6%
5 to 99.8%(1,261)
US avg: 6%
10 to 148.5%(1,091)
US avg: 6.4%
15 to 199.1%(1,169)
US avg: 6.6%
20 to 247.5%(968)
US avg: 6.5%
25 to 3411.3%(1,456)
US avg: 13.7%
35 to 4411.2%(1,443)
US avg: 13.2%
45 to 549.7%(1,255)
US avg: 12.2%
55 to 6411.8%(1,518)
US avg: 12.7%
65 to 749%(1,154)
US avg: 10.2%
75 to 844.1%(529)
US avg: 5.1%
85 and over1%(131)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$58,750
+16%inflation adjusted, since 2000
from $27,684 in 2000
US average: $82,259
1990 – 2024
Per capita income
$22,861
+112%since 2000
from $10,792 in 2000
US average: $44,673
Households earning $100K+
32.7%
+14.8 ptssince 2009
from 17.9% in 2009
US average: 53.3%
Poverty rate
22.1%
−7.1 ptssince 2000
from 29.2% in 2000
US average: 12.5%
Income inequality (Gini)
0.444
+3%since 2010
from 0.432 in 2010
US average: 0.476
Workforce by industry, 2024
Agriculture, forestry, fishing13.5%
US avg: 1.6%
Information11.6%
US avg: 10.8%
Construction9.7%
US avg: 1.2%
Finance & insurance7.7%
US avg: 5.9%
Professional, scientific, technical5.6%
US avg: 5.1%
Wholesale trade5.1%
US avg: 6.9%
Manufacturing3.8%
US avg: 0.4%
Other services2.6%
US avg: 6.7%
Transportation & warehousing2.4%
US avg: 2.2%
Education & health services2.1%
US avg: 0.9%
Public administration1.9%
US avg: 4.8%
Arts, entertainment, food0.3%
US avg: 1.9%
Retail trade0.1%
US avg: 9.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$143,400
+33%inflation adjusted, since 2000
from $59,300 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$697
+7%inflation adjusted, since 2000
from $356 in 2000
US average: $1,442
Owner-occupied
66.7%
+2.1 ptssince 2000
from 64.6% in 2000
33.3% rent
Vacancy rate
15.5%
−7.7 ptssince 2009
from 23.2% in 2009
US average: 10.0%
Owner cost-burdened
20.8%
−0.5 ptssince 2009
from 21.3% in 2009
US average: 22.9%
Renter cost-burdened
16.9%
−20.0 ptssince 2009
from 36.9% in 2009
US average: 47.4%
Afford Score
2.4
+5%since 2009
from 2.3 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
51
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Big Horn County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic35.2%(4,457)
Black0%(4)
Hispanic / Latino3.7%(465)
Asian0.2%(28)
Other0%
2024
White, non-Hispanic27%(3,476)
Black0.3%(34)
Hispanic / Latino4.7%(610)
Asian0.2%(25)
Other67.8%(8,746)
Diversity Score
58
−9%since 2009
from 64 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Segregation Score
48
+11%since 2020
from 44 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican2.6%(333)
Guatemalan0.3%(34)
Spaniard0.2%(21)
Puerto Rican0.1%(10)
Asian origin
Japanese0.2%(25)
Pacific Islander origin
Ancestry
German7.6%(979)
Irish3.7%(481)
English2.8%(367)
Norwegian2.6%(331)
American2.3%(295)
Dutch0.8%(105)
French0.5%(67)
Danish0.4%(52)
Welsh0.4%(49)
Scottish0.4%(48)
Italian0.3%(35)
Polish0.2%(32)
+ 12 more ancestry groups with data
Swedish0.2%(28)
Czech0.2%(27)
Armenian0.1%(14)
Austrian0.1%(14)
Scotch-Irish0.1%(14)
Canadian0.1%(9)
Russian0.1%(8)
Swiss0.1%(8)
British0%(1)
RANKED:Largest German population · Largest Irish population · Largest English population · Largest Mexican population · Largest Norwegian population
Section 05

Education

Bachelor's degree or higher
17.8%
+3.5 ptssince 2000
from 14.3% in 2000
US average: 35.6%
High school or higher
89.7%
+13.2 ptssince 2000
from 76.4% in 2000
US average: 89.6%
Graduate degree
5.5%
+1.3 ptssince 2000
from 4.2% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
19.6 min
+19%since 2000
from 16.5 min in 2000
US average: 26.5
Drive alone to work
66.0%
−5.2 ptssince 2009
from 71.2% in 2009
US average: 68.9%
Carpooled to work
17.6%
+2.9 ptssince 2009
from 14.7% in 2009
US average: 8.5%
Public transit
0.1%
−0.1 ptssince 2009
from 0.2% in 2009
US average: 3.2%
Worked from home
10.4%
+1.1 ptssince 2009
from 9.3% in 2009
US average: 15.0%
Walked to work
5.4%
+2.4 ptssince 2009
from 3.0% in 2009
US average: 2.4%
Biked to work
0.0%
−0.2 ptssince 2009
from 0.3% in 2009
US average: 0.4%
No vehicle available
6.9%
+3.2 ptssince 2009
from 3.7% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
13.2%
−5.7 ptssince 2011
from 18.9% in 2011
US average: 5.2%
Labor force participation
57.2%
−9.7 ptssince 2011
from 66.9% in 2011
US average: 63.5%
Self-employed
24.5%
+5.7 ptssince 2009
from 18.8% in 2009
US average: 13.1%
Management & professional
37.0%
−27.8 ptssince 2009
from 64.8% in 2009
US average: 42.5%
Section 08

People & community

Male
49.1%
−0.5 ptssince 2009
from 49.7% in 2009
Female
50.9%
+0.5 ptssince 2009
from 50.3% in 2009
Foreign born
0.8%
+0.1 ptssince 2009
from 0.7% in 2009
US average: 14.1%
Veterans
5.5%
−42.5 ptssince 2009
from 48.0% in 2009
US average: 6.2%
With a disability
13.2%
+1.2 ptssince 2012
from 12.0% in 2012
US average: 13.3%
Uninsured
21.7%
−37.4 ptssince 2013
from 59.1% in 2013
US average: 8.4%
Broadband at home
82.7%
+23.6 ptssince 2017
from 59.1% in 2017
US average: 91.0%
English only at home
77.7%
+8.8 ptssince 2016
from 68.9% in 2016
US average: 77.7%
Spanish at home
1.0%
−1.7 ptssince 2016
from 2.6% in 2016
US average: 13.6%
Marital status
Men 15+
Never married38.9%(1,840)
Married43%(2,033)
Widowed5.4%(256)
Divorced12.7%(602)
Women 15+
Never married34%(1,661)
Married45.5%(2,226)
Widowed9%(441)
Divorced11.5%(564)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Head to head

Compare Big Horn County to nearby counties

BIG HORN COUNTY VS
Yellowstone County
Income$76,570+30%
Home value$349,500+144%
Population172,692+1254%
SEE FULL COMPARISON →
BIG HORN COUNTY VS
Sheridan County
Income$71,388+22%
Home value$394,900+175%
Population33,241+161%
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BIG HORN COUNTY VS
Treasure County
Income$67,917+16%
Home value$230,300+61%
Population728−94%
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BIG HORN COUNTY VS
Big Horn County
Income$62,101+6%
Home value$216,500+51%
Population12,024−6%
SEE FULL COMPARISON →
Frequently asked

How many people live in Big Horn County, Montana?

Big Horn County, Montana has about 12,891 residents according to the 2024 American Community Survey.

What is the median household income in Big Horn County, Montana?

The typical household in Big Horn County, Montana earns about $58,750 a year. Half of households make more than that, and half make less.

Is Big Horn County, Montana expensive?

In Big Horn County, Montana, the median home is worth about $143,400, and the typical rent is about $697 a month.

How educated are people in Big Horn County, Montana?

About 17.8% of adults age 25 and over in Big Horn County, Montana hold a bachelor's degree or higher.

What is the poverty rate in Big Horn County, Montana?

About 22.1% of people in Big Horn County, Montana live below the federal poverty line.

Has Big Horn County, Montana grown since 1990?

Yes, Big Horn County, Montana has grown since 1990. The population has added about 1,554 residents, a change of about 14 percent over that period.

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Explore from here

5 census tracts
Census Tract 1Census Tract 9406Census Tract 9407Census Tract 9404Census Tract 9405
11 ZIP codes
ZIP 59034ZIP 59022ZIP 59050ZIP 59016ZIP 59089ZIP 59066ZIP 59031ZIP 59064ZIP 59035ZIP 59075ZIP 59025
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →