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COUNTY · 2020 ACS

Big Horn County

Montana · 13,124 residents · 4,998 sq mi
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The short version

Big Horn County is home to 13,124 people in Montana. The median age is 31.5, younger than the US median of 38.8. 27.6% of residents live below the federal poverty line. 19% of adults hold a bachelor's degree, below the 33% national rate. The foreign-born share is 1%. Home values have more than doubled since 2000, reaching $150,300.

At a glance
Lower income
below the US median
US median: $66,278
Younger
median age 31.5
US median: 38.8
Less educated
19% hold a bachelor's degree
US average: 33%
Less affordable
home values up 69%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

13,124
+4%since 2000
from 12,671 in 2000
1990 – 2025
31.5
+6%since 2000
from 29.8 in 2000
US average: 38.8
Land area
4,998 sq mi
Population, 19902024
11K12K12K13K14K19902000201020202024Big Horn County
202413K
1990201020202024
Age distribution, 2020
Under 58.3%(1,084)
US avg: 5.6%
5 to 99.2%(1,212)
US avg: 6.1%
10 to 1410%(1,308)
US avg: 6.5%
15 to 198.9%(1,162)
US avg: 6.6%
20 to 245.7%(750)
US avg: 6.7%
25 to 3412.1%(1,590)
US avg: 13.5%
35 to 4410.4%(1,367)
US avg: 12.7%
45 to 549.7%(1,273)
US avg: 12.3%
55 to 6412.2%(1,603)
US avg: 13.1%
65 to 748.7%(1,139)
US avg: 10%
75 to 843.7%(485)
US avg: 4.9%
85 and over1.2%(151)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$48,273
+16%inflation adjusted, since 2000
from $27,684 in 2000
US average: $66,278
1990 – 2024
$19,109
+77%since 2000
from $10,792 in 2000
US average: $35,364
Households earning $100K+
32.9%
+15.0 ptssince 2009
from 17.9% in 2009
US average: 43.9%
27.6%
−1.6 ptssince 2000
from 29.2% in 2000
US average: 12.8%
Workforce by industry, 2020
Agriculture, forestry, fishing14.4%
US avg: 1.7%
Construction10.3%
US avg: 1.2%
Information7.7%
US avg: 11.1%
Manufacturing4.1%
US avg: 0.5%
Finance & insurance4.1%
US avg: 5.5%
Other services4%
US avg: 6.6%
Public administration3%
US avg: 4.7%
Professional, scientific, technical2.5%
US avg: 4.7%
Wholesale trade2.4%
US avg: 6.7%
Education & health services1.6%
US avg: 0.8%
Transportation & warehousing1.3%
US avg: 2.5%
Retail trade0.5%
US avg: 10%
Arts, entertainment, food0.3%
US avg: 2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

$150,300
+69%inflation adjusted, since 2000
from $59,300 in 2000
US average: $265,253
1990 – 2024
$669
+25%inflation adjusted, since 2000
from $356 in 2000
US average: $1,124
64.6%
Unchangedsince 2000
from 64.6% in 2000
35.4% rent
3.63 people
+3%since 2009
from 3.53 people in 2009
US average: 2.61
3.1
+34%since 2009
from 2.3 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04

Race & ethnicity

2000
White, non-Hispanic35.2%(4,457)
Black0%(4)
Hispanic / Latino3.7%(465)
Asian0.2%(28)
Other0%
2020
White, non-Hispanic26%(3,407)
Black0.1%(11)
Hispanic / Latino3.9%(515)
Asian0.3%(44)
Other67.1%(8,811)
44
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
Mexican5.9%(785)
Asian origin
Japanese0.1%(18)
Filipino0.1%(13)
Ancestry
German7.9%(1,046)
Irish4.8%(640)
English3%(394)
American1.5%(198)
Norwegian1.4%(187)
French0.9%(122)
Swedish0.6%(81)
Scottish0.6%(77)
Czech0.5%(66)
Welsh0.3%(43)
Dutch0.3%(41)
+ 15 more ancestry groups with data
Swiss0.2%(32)
Polish0.2%(31)
Italian0.2%(27)
Russian0.2%(27)
Danish0.1%(19)
Finnish0.1%(18)
Scotch-Irish0.1%(15)
Armenian0.1%(12)
Greek0.1%(12)
Belgian0.1%(10)
Canadian0.1%(9)
British0%(6)
Section 05

Education

18.6%
+4.3 ptssince 2000
from 14.3% in 2000
US average: 32.9%
High school or higher
89.2%
+12.8 ptssince 2000
from 76.4% in 2000
US average: 88.5%
6.6%
+2.3 ptssince 2000
from 4.2% in 2000
US average: 12.7%
Section 06

Commute & transportation

17.9 min
+8%since 2000
from 16.5 min in 2000
US average: 26.9
68.8%
−2.4 ptssince 2009
from 71.2% in 2009
US average: 75.1%
4.7%
+1.0 ptssince 2009
from 3.7% in 2009
US average: 8.4%
Section 07

Work & employment

13.4%
−5.5 ptssince 2011
from 18.9% in 2011
US average: 5.4%
61.1%
−5.8 ptssince 2011
from 66.9% in 2011
US average: 63.4%
Women 20-64 in the labor force
68.5%
US average: 73.3%
38.0%
+7.3 ptssince 2009
from 30.7% in 2009
US average: 39.3%
Section 08

People & community

49.6%
−0.1 ptssince 2009
from 49.7% in 2009
50.4%
+0.1 ptssince 2009
from 50.3% in 2009
0.5%
−0.2 ptssince 2009
from 0.7% in 2009
US average: 13.5%
27.7%
−13.2 ptssince 2013
from 40.9% in 2013
US average: 8.8%
Computer in household
81.9%
US average: 91.9%
93.8%
US average: 86.2%
Marital status (2024)
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
Section 09

Health coverage

27.7%
−13.2 ptssince 2013
from 40.9% in 2013
US average: 8.8%
27.6%
US average: 55.4%
Direct-purchase
8.5%
US average: 13.7%
12.8%
US average: 17.6%
33.8%
US average: 20.0%
VA health care
1.3%
US average: 2.3%
Any private
36.4%
US average: 68.1%
Any public
45.2%
US average: 35.2%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2020
Gulf War (2001 or later)19%(107)
US avg: 20.6%
Gulf War (1990s)24.7%(139)
US avg: 21.4%
Vietnam era42%(236)
US avg: 35.2%
Korean War16%(90)
US avg: 7.6%
World War II0%(0)
US avg: 2.9%

Share of the 562 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked

How many people live in Big Horn County, Montana?

Big Horn County, Montana has about 13,124 residents according to the 2020 American Community Survey.

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

The typical household in Big Horn County, Montana earns about $48,273 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 $150,300, and the typical rent is about $669 a month.

How educated are people in Big Horn County, Montana?

About 18.6% 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 27.6% 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 1,787 residents, a change of about 16 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →