Lake County, Montana Population 2024

33,823

Lake County, Montana's estimated 2024 population is 33,823 with a growth rate of 1.45% in the past year according to the most recent United States census data. Lake County, Montana is the 9th largest county in Montana. The 2010 population was 28,792 and has seen a growth of 17.47% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202936,2484851.36%
202835,7634851.37%
202735,2784851.39%
202634,7934851.41%
202534,3084851.43%
202433,8234851.45%
202333,3384851.48%
202232,8537632.38%
202132,0908322.66%
202031,2586722.2%
201930,5862400.79%
201830,346690.23%
201730,2775551.87%
201629,7222400.81%
201529,4822460.84%
201429,236980.34%
201329,1381170.4%
201229,021380.13%
201128,9831910.66%
201028,79200%
199021,0411,98510.42%
198019,0564,61131.92%
197014,4451,34110.23%
196013,104-731-5.28%
195013,8353452.56%
194013,4903,94941.39%
19309,541-26,707-73.68%
2024 Growth Rate
1.45% (485)
County Website
Lake County
State
Montana
County Seat
Polson
2020 Population
31,258
Area
1490 mi²
Density
23 people/mi²
Growth Since 2020
8.21% (2,565)
Founded
1923

Population by Race

Race
Population
Percentage (of total)
White21,05065.63%
Native American6,75021.05%
Two or more races3,72411.61%
Other race2870.89%
Asian1680.52%
Black or African American670.21%
Native Hawaiian or Pacific Islander270.08%

White

Native American

Two or more races

Other race

Asian

Black or African American

Native Hawaiian or Pacific Islander

Lake County, Montana Population by Race

Lake County, Montana Population Pyramid 2024

Lake County, Montana Median Age

43.8

Total

42.5

Male

44.8

Female

Lake County, Montana Adults

There are 24,836 adults, (7,564 of whom are seniors) in Lake County, Montana.

Lake County, Montana Age Dependency

85.7

Age Dependency Ratio

43.8

Old Age Dependency Ratio

41.9

Child Dependency Ratio

Lake County, Montana Sex Ratio

Female16,19250.48%
Male15,88149.52%

Lake County, Montana Population by Age

Lake County, Montana Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All12,1752.673.826.2
Married6,1633.1486.613.4
Non Family4,1741.2862.537.5
Female1,3363.6752.347.7
Male5024.0467.732.3

3.18

Average Family Size

2.6

Average Household Size

73.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Lake County, Montana Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,0644.71%
Associates Degree2,76612.24%
Bachelors Degree4,54320.11%
Graduate Degree2,35210.41%
High School Graduate5,85125.9%
Less Than 9th Grade5202.3%
Some College5,49924.34%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Lake County, Montana Educational Attainment by Sex (over 25)

Lake County, Montana Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White16,13515,2395,354
Native American3,9203,432887
2+ Races1,9251,801503
Hispanic693593183
Other Race25421458
Asian14314345
Black484810
Islander24243

The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among white people with a rate of 33.18%.

Lake County, Montana Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$45,304$55,662$37,686
Graduate Degree$69,244$72,295$61,023
High School Graduate$33,547$39,926$23,662
Less Than 9th Grade$31,379$32,188$30,385
Overall$38,980$45,608$32,926
Some College$34,522$39,143$31,218

$38,980

Average Earnings

$45,608

Average Male

$32,926

Average Female

Lake County, Montana Earnings by Educational Attainment

Lake County, Montana Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Lake County, Montana Language

93.88% of Lake County, Montana residents speak only English, while 6.12% speak other languages. The non-English language spoken by the largest group is Other languages, which is spoken by 2.17% of the population.

Lake County, Montana Language

Lake County, Montana Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White20,4582,47012.07%
Native6,6411,92729.02%
Multiple3,69397626.43%
Hispanic1,31751238.88%
Other2856522.81%
Black662436.36%
Islander27414.81%

17.72%

Overall Poverty Rate

18.99%

Male Poverty Rate

16.48%

Female Poverty Rate

Poverty in Lake County, Montana

The race most likely to be in poverty in Lake County, Montana is Hispanic, with 38.88% below the poverty level.

The race least likely to be in poverty in Lake County, Montana is White, with 12.07% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.09%. Among those working part-time, it was 18.31%, and for those that did not work, the poverty rate was 25.36%.

Lake County, Montana Poverty

rate

Rate
Poverty
Less Than 9th Grade40.14%
High School20.36%
Some College13.33%
Bachelors or Greater7.61%

Lake County, Montana Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed35.73%
Male Unemployed27.51%
Male Employed8.87%
Female Employed8.13%

Lake County, Montana Poverty Rate by Employment Status and Sex

Lake County, Montana Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$76,688$99,161
Households$61,965$84,874
Married Families$89,029$113,787
Non Families$32,068$48,285

mean

median

Income by Household Type

Lake County, Montana Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

51.5%

Overall Marriage Rate

53.0%

Male Marriage Rate

50.0%

Female Marriage Rate

Lake County, Montana Married by Age and Sex

male

female

Lake County, Montana Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

Lake County, Montana Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Lake County, Montana Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,558

Number of Veterans

2,371

Male Veterans

187

Female Veterans

War
Veterans
Vietnam1,295
Second Gulf War539
First Gulf War520
Korea100
World War II19

Lake County, Montana Veterans by War

count

Age Group
Veterans
65 to 74897
75+706
35 to 54472
55 to 64340
18 to 34143

Lake County, Montana Veterans by Age

count

Name
Veterans
% of Total
White2,03211.62%
Native American3206.82%
2+ Races1647.61%
Hispanic819.88%
Other Race259.26%
Black1728.81%

Lake County, Montana Veterans by Race

Lake County, Montana Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

10.2%

Veteran Poverty Rate

29.66%

Veteran Disability Rate

Lake County, Montana Veterans by Education

LaborForceParticipation

55.9%

Labor Force Participation

52.3%

Employment Rate

6.4%

Unemployment Rate

Lake County, Montana Employment by Age

LaborForceParticipation

Lake County, Montana Employment by Race

LaborForceParticipation

Lake County, Montana Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

53.33%

Born in Lake County, Montana

97.68%

Native Born

2.32%

Foreign Born

1.09%

Non Citizen

1.23%

Naturalized

Place of Birth

97.68% of Lake County, Montana residents were born in the United States, with 53.33% having been born in Montana. 1.09% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Lake County, Montana Place of Birth

Sources