County profile

Lake County

Montana · ACS 2020–2024

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Latest estimates

At a glance

U.S. Census Bureau American Community Survey 5-year estimates.

Total population
32,561
Median household income
$63,360
People below poverty
17.2%
Median home value
$421,800

Income

The median income of households in Lake County, Montana was $63,360. An estimated 8.1% of households had income below $10,000 a year and 7.9% had income of $200,000 or more.

Household Income in Lake County, Montana in 2020-2024

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Percent
Less than $10,000 8.1
$10,000 to $14,999 4.3
$15,000 to $24,999 8.5
$25,000 to $34,999 6.6
$35,000 to $49,999 12
$50,000 to $74,999 17.4
$75,000 to $99,999 14.2
$100,000 to $149,999 14.6
$150,000 to $199,999 6.3
$200,000 or more 7.9

Median Earnings for Full-Time Year-Round Workers by Sex in Lake County, Montana in 2020-2024

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Dollars
Male 54383
Female 45468

An estimated 68.2% of households received earnings. An estimated 43.6% of households received Social Security and an estimated 28.1 % of households received retirement income other than Social Security. The average income from Social Security was $22,636. These income sources are not mutually exclusive; that is, some households received income from more than one source.

Proportion of Households with Various Income Sources in Lake County, Montana in 2020-2024

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Percent
Earnings 68.2
Social Security 43.6
Retirement income 28.1
Supplemental Security Income (SSI) 4.7
Cash public assistance income 2.7

Poverty and Participation in Government Programs

In 2020-2024, 17.2 % of people were in poverty. An estimated 23% of children under 18 were below the poverty level, compared with 12.9% of people 65 years old and over. An estimated 16.9% of people 18 to 64 years were below the poverty level.

Poverty Rates in Lake County, Montana in 2020-2024

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Percent
People in poverty 17.2
Children under 18 years below poverty 23
People 65 years old and over below poverty 12.9
People 18 to 64 years below poverty 16.9

In 2020-2024, 10.7 % of households received SNAP (the Supplemental Nutrition Assistance Program). An estimated 43.6% of households that received SNAP had children under 18, and 37.6% of households that received SNAP had one or more people 60 years and over. An estimated 36.2% of all households receiving SNAP were families with a female householder and no spouse present.


Among the civilian noninstitutionalized population in Lake County, Montana in 2020-2024, 85.5% had health insurance coverage and 14.5% did not have health insurance coverage. Private coverage was 52.6% and public coverage was 47.9%, respectively. The percentage of children under the age of 19 with no health insurance coverage was 13.2%.


In 2020-2024, Lake County, Montana had a total population of 32,561 - 16,485 (50.6%) females and 16,076 (49.4%) males. The median age was 44.3 years. An estimated 22% of the population was under 18 years, 27.3% was 19 to 44 years, 24.9% was 45 to 64 years, and 24.2 % was 65 years and older.

Population by Age and Sex for Lake County, Montana in 2020-2024

Male Female
Under 5 786 801
5 to 9 994 936
10 to 14 1141 1096
15 to 19 949 1021
20 to 24 943 805
25 to 29 878 771
30 to 34 855 883
35 to 39 936 934
40 to 44 826 1035
45 to 49 828 877
50 to 54 893 877
55 to 59 805 1013
60 to 64 1391 1393
65 to 69 1139 1389
70 to 74 1167 1073
75 to 79 838 721
80 to 84 435 494
85 and over 272 366

Hispanic Origin and Race

For people reporting one race alone, 65.6% were White; 0.2% were Black or African American; 6.6% were American Indian and Alaska Native; 0.7% were Asian; 0.1% were Native Hawaiian and Other Pacific Islander, and 0% were Some Other Race. An estimated 12.1% reported Two or More Races. An estimated 4.3% of the people in Lake County, Montana were Hispanic or Latino. An estimated 64.6% of the people in Lake County, Montana were White alone, non-Hispanic. People of Hispanic origin may be of any race.


Households and Families

In 2020-2024, there were 12,576 households in Lake County, Montana. The average household size was 2.56 people.

Married-couple households made up 49.9% of the households in Lake County, Montana while cohabiting couple households made up 6.4% of households. Female householders with no spouse or partner present were 24.7% of all households, while 19% of households had male householders with no spouse or partner present. Some households had one person, as 14.1% of households were male householders living alone, and 14.9% were female householders living alone, for a total of 29% of all households.

In Lake County, Montana, 23.8% of all households had one or more people under the age of 18; 43.5% of all households had one or more people 65 years and over.

Types of Households in Lake County, Montana in 2020-2024

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Percent
Married-couple households 49.9
Cohabiting Couples 6.4
Male Householder
No spouse/partner present
19
Female Householder
No spouse/partner present
24.7

Marital Status

Among persons 15 and older, 51.2% of males and 50.4% of females were currently married.

Population 15 years and over Percent
Males
Percent
Females
Never married 32.2 26.1
Now married, except separated 51.2 50.4
Separated 1.1 1.3
Widowed 4.1 8.3
Divorced 11.4 13.8

Grandparents and Grandchildren

In Lake County, Montana, 554 grandparents lived with their grandchildren under 18 years old. Of those grandparents, 57.2% were responsible for the basic needs of their grandchildren.


Nativity and Foreign-Born

In 2020-2024, an estimated 97.7% of the people living in Lake County, Montana were U.S. natives. 52.9% of the Lake County, Montana population were living in the state where they were born.

Approximately 2.3% of Lake County, Montana residents in 2020-2024 were foreign-born. 56.7% of foreign-born were naturalized U.S. citizens and an estimated 85.4 % entered the country before the year 2010.

Foreign-born residents of Lake County, Montana come from different parts of the world. The bar graph below displays the percentage of foreign-born from each world region of birth in 2020-2024 for Lake County, Montana.

Region of Birth for the Foreign-Born Population in Lake County, Montana in 2020-2024

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Percent
Latin America 15.8
Asia 24.8
Europe 31.9
Africa 1.8
Northern America 21.4
Oceania 4.2

Language

Among people at least five years old living in Lake County, Montana in 2020-2024, 6.2 % spoke a language other than English at home. Spanish was spoken by 1.6% of people at least five years old; 1.8% reported that they did not speak English "very well."

Percentage of the Population 5 years and over who Speak a Language other than English in Lake County, Montana in 2020-2024

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Percent
Spanish 1.6
Other Indo-European languages 1.5
Asian and Pacific Islander languages 0.6
Other languages 2.5

Geographic Mobility

In 2020-2024, 89.7 % of the people at least one year old living in Lake County, Montana were living in the same house one year earlier.

Geographic Mobility of Residents of Lake County, Montana in 2020-2024

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Percent
Same house 89.7
Different house, same county 4.1
Different county, same state 2.6
Different state 3.5
Abroad 0.1

Education

In 2020-2024, 92.9 % of people 25 years and over had at least graduated from high school and 31.5% had a bachelor's degree or higher. An estimated 7.1% did not complete high school.

The total school enrollment in Lake County, Montana was 7,039 in 2020-2024. Nursery school enrollment was 256 and kindergarten through 12th grade enrollment was 5,210. College or graduate school enrollment was 1,573.

Educational Attainment of People in Lake County, Montana in 2020-2024

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Percent
Less than high school diploma 7.1
High school diploma or equivalency 25.2
Some college, no degree 24.2
Associate's degree 12
Bachelor's degree 20.5
Graduate or professional degree 11

Disability

In Lake County, Montana, among the civilian noninstitutionalized population in 2020-2024, 15.7 % reported a disability. The likelihood of having a disability varied by age - from 5.5% of people under 18 years old, to 12.9% of people 18 to 64 years old, and to 31% of those 65 and over.


Employment Status and Type of Employer

In Lake County, Montana, 52.1 % of the population 16 and over were employed; 44.7% were not currently in the labor force.

An estimated 70.9% of the people employed were private wage and salary workers; 19.3% were federal, state, or local government workers; and 9.3 % were self-employed in their own (not incorporated) business.

Class of worker Number Percent
Private wage and salary workers 9,720 70.9
Federal, state, or local government workers 2,644 19.3
Self-employed workers in own not incorporated business 1,275 9.3

Industries

In 2020-2024, the civilian employed population 16 years and older in Lake County, Montana worked in the following industries:

Percent by Industry in Lake County, Montana in 2020-2024

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Percent
Agriculture, forestry, fishing and hunting, and mining 5.7
Construction 8
Manufacturing 5.4
Wholesale trade 1
Retail trade 12.3
Transportation and warehousing, and utilities 3.9
Information 2.8
Finance and insurance, and real estate and rental and leasing 5.9
Professional, scientific, and management, and administrative and waste management services 8.9
Educational services, and health care and social assistance 23.3
Arts, entertainment, and recreation, and accommodation, and food services 10.5
Other Services, except public administration 5
Public administration 7.3

Occupations

Occupations for the Civilian Employed Population 16 Years and over in Lake County, Montana in 2020-2024

Civilian employed population 16 years and over Number Percent
Management, business, sciences, and arts occupations 5,467 39.9
Service occupations 2,596 18.9
Sales and office occupations 2,697 19.7
Natural resources, construction, and maintenance occupations 1,426 10.4
Production, transportation, and material moving occupations 1,517 11.1

Commuting to Work

An estimated 69.4% of Lake County, Montana workers drove to work alone in 2020-2024, and 12.4% carpooled. Among those who commuted to work, it took them on average 22.9 minutes to get to work.

Percent of Workers 16 and over Commuting by Mode in Lake County, Montana in 2020-2024

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Percent
Car, truck, van -- drove alone 69.4
Car, truck, van -- carpooled 12.4
Public transportation (excluding taxicab) 0.2
Walked 2.9
Other means 1.9
Worked from home 13.2

In 2020-2024, Lake County, Montana had a total of 16,468 housing units. Of these housing units, 79.9% were single-family houses either not attached to any other structure or attached to one or more structures (commonly referred to as "townhouses" or "row houses"). 9.6% of the housing units were located in multi-unit structures, or those buildings that contained two or more apartments. 10% were mobile homes, while any remaining housing units were classified as "other," which included boats, recreational vehicles, vans, etc.

Types of Housing Units in Lake County, Montana in 2020-2024

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Percent
Single-family houses 79.9
Apartments in multi-unit structures 9.6
Mobile homes 10
Boat, RV, van, etc 0.5

9.2% of the housing inventory was comprised of houses built since 2010, while 9.7% of the houses were first built in 1939 or earlier. The median number of rooms in all housing units in Lake County, Montana was 5.5 rooms, and of these housing units 60.9% had three or more bedrooms.


In 2020-2024, Lake County, Montana had 12,576 housing units that were occupied or had people living in them, while the remaining 3,892 were vacant. Of the occupied housing units, the percentage of these houses occupied by owners (also known as the homeownership rate) was 75% while renters occupied 25%. The average household size of owner-occupied houses was 2.61 and in renter-occupied houses it was 2.39.

3.6% of householders of these occupied houses had moved into their house since 2021, while 9.7% moved into their house in 1989 or earlier. Households without a vehicle available for personal use comprised 4.8% and another 37.2% had three or more vehicles available for use.

The following chart provides the primary fuel used to heat houses in Lake County, Montana:

House Heating Fuel Used in Lake County, Montana in 2020-2024

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Percent
Gas 22.4
Electricity 56.2
Fuel oil, kerosene, etc 4.2
All other fuels 17
No fuel used 0.2

In 2020-2024, the median property value for owner-occupied houses in Lake County, Montana was $421,800.

Of the owner-occupied households, 51.6 % had a mortgage. 48.4% owned their houses "free and clear," that is without a primary mortgage or loan on the house. The median monthly housing costs for owners with a mortgage was $1,806 and for owners without a mortgage it was $497.

For renter-occupied houses, the median gross rent for Lake County, Montana was $901. Gross rent includes the monthly contract rent and any monthly payments made for electricity, gas, water and sewer, and any other fuels to heat the house.