Custer County, Montana Population 2020

Custer County, Montana's estimated population is 11,308 with a growth rate of -1.21% in the past year according to the most recent United States census data. Custer County, Montana is the 17th largest county in Montana.

Year Population Growth Growth Rate
202011,308-139-1.21%
201911,447-139-1.20%
201811,586-139-1.19%
201711,725-107-0.90%
201611,832-243-2.01%
201512,075680.57%
201412,0071351.14%
201311,872750.64%
201211,797390.33%
201111,758650.56%
201011,693-4-0.03%
199011,697-1,412-10.77%
198013,1099357.68%
197012,174-1,053-7.96%
196013,2275664.47%
195012,6612,23921.48%
194010,422-820-7.29%
193011,242-952-7.81%
192012,194-1,929-13.66%
191014,1236,23278.98%
19007,8912,58348.66%
18905,3082,798111.47%
18802,5102,4726505.26%
1870380.00%

Custer County, Montana Population Growth

Population by Race

Race Population Percentage
White11,12393.90%
Two or More Races3212.71%
American Indian and Alaska Native2331.97%
Black or African American680.57%
Some Other Race620.52%
Asian340.29%
Native Hawaiian and Other Pacific Islander40.03%

Custer County, Montana Population Pyramid 2020

Custer County, Montana Median Age

40.7


Total

39


Male

43.3


Female

Custer County, Montana Adults

There are 9,255 adults, (2,216 of whom are seniors) in Custer County, Montana.

Custer County, Montana Age Dependency

68.3

Age Dependency Ratio

31.5

Old Age Dependency Ratio

36.8

Child Dependency Ratio

Custer County, Montana Sex Ratio

Female

5,890

49.73%

Male

5,955

50.27%

Custer County, Montana Households and Families

Custer County, Montana Renter vs Owner Occupied by Household Type

Custer County, Montana Household Types

Type Owner Renter
Married84%16%
All68.7%31.3%
Male60%40%
Non Family53.8%46.2%
Female53.8%46.2%

68.7%

Rate of Home Ownership

Type Count Average Size Owned
All4,8892.3368.7
Married2,368384
Non Family1,8181.2653.8
Female4632.853.8
Male2402.8860

2.85

Average Family Size

2.33

Average Household Size

5.4%

Unmarried (Opposite Sex)

0.3%

Unmarried (Same Sex)

Custer County, Montana Education

Education Attained Count Percentage
Less Than 9th Grade2633.16%
9th to 12th Grade3494.19%
High School Graduate2,47029.68%
Some College2,28627.47%
Associates Degree1,08413.03%
Bachelors Degree1,25115.03%
Graduate Degree6187.43%

Custer County, Montana Educational Attainment by Race

Name Total High School Bachelors
White7,7857,2371,800
Multiple Races22918037
Hispanic21721223
Native American1019815
Asian32308
Black1914
Other Race1515

The highest rate of high school graduation is among other race people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 25.00%.

Name Average Male Female
Overall$35,465$44,606$29,882
Less Than High School$21,875$17,143$26,250
High School Grad$29,161$40,759$23,884
Some College$33,657$45,886$27,055
Bachelors Degree$43,973$52,695$40,529
Graduate Degree$51,193$52,109$47,422

$35,465

Average Earnings

$44,606

Average Male

$29,882

Average Female

Custer County, Montana Language

Custer County, Montana Language by Age

Custer County, Montana Language

96.40% of Custer County, Montana residents speak only English, while 3.60% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.81% of the population.

Custer County, Montana Poverty

Custer County, Montana Poverty by Race

Name Total In Poverty Poverty Rate
White10,5581,0189.64%
Native1484731.76%
Multiple305237.54%
Hispanic365226.03%
Asian341338.24%
Other621219.35%

9.79%

Overall Poverty Rate

8.63%

Male Poverty Rate

10.95%

Female Poverty Rate

Poverty in Custer County, Montana

The race most likely to be in poverty in Custer County, Montana is Asian, with 38.24% below the poverty level.

The race least likely to be in poverty in Custer County, Montana is Hispanic, with 6.03% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.90%. Among those working part-time, it was 13.03%, and for those that did not work, the poverty rate was 22.39%.

Name Poverty
High School15.23%
Less Than High School11.77%
Some College7.30%
Bachelors or Greater3.20%
Name Poverty
Female Unemployed32.20%
Male Unemployed22.97%
Female Employed5.83%
Male Employed3.99%

Custer County, Montana Income

Custer County, Montana Income by Household Type

Name Median Mean
Households$55,841$70,749
Families$74,871$85,953
Married Families$81,667-
Non Families$31,201$41,434

Custer County, Montana Marital Status

Custer County, Montana Marital Status

Marriage Rates

52.3%

Overall Marriage Rate

53.4%

Male Marriage Rate

51.2%

Female Marriage Rate

Custer County, Montana Married by Age and Sex

Custer County, Montana Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Custer County, Montana Marital Status by Race

Custer County, Montana Veterans

999

Number of Veterans

898

Male Veterans

101

Female Veterans

War Veterans
Vietnam292
Second Gulf War216
First Gulf War129
Korea121
World War II65
Age Group Veterans
75+327
65 to 74209
35 to 54179
55 to 64165
18 to 34119
Name Veterans % of Total
White99111.29%
Hispanic228.63%
Indian64.51%
2 or More20.83%

$Custer County, Montana Veterans by Education

8.13%

Veteran Poverty Rate

35.70%

Veteran Disability Rate

Custer County, Montana Employment Status

68.7%

Labor Force Participation

67.1%

Employment Rate

2%

Unemployment Rate

Custer County, Montana Place of Birth

Origin of Non-Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

64.12%

Born in Montana

98.40%

Native Born

1.60%

Foreign Born

0.65%

Non Citizen

Place of Birth

98.40% of Custer County, Montana residents were born in the United States, with 64.12% having been born in Montana. 0.65% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990