Lake County, MT ZIP Codes
Montana (MT) · 12 ZIP codes · 12 cities
12
ZIP codes
32,033
population (2021)
+11.4%
pop change since 2010
30047
FIPS code
Lake County ZIP code map
About Lake County
Lake County is located in Montana and contains 12 ZIP codes across 12 cities and communities.
The county's population was 32,033 as of 2021,
an increase of
11.4% from 28,746 in 2010.
The timezone is Pacific Time (observes DST).
The Federal Information Processing System (FIPS) code for Lake County is 30047.
| Population | |
|---|---|
| 2021 population | 32,033 |
| 2010 population | 28,746 |
| Change | +11.4% |
| County details | |
|---|---|
| State | Montana |
| FIPS code | 30047 |
| Timezone | Pacific |
| Daylight saving | Yes |
Cities in Lake County
ZIP codes for Lake County, MT (12)
| ZIP code | City | County | Map |
|---|---|---|---|
| 59821 | Arlee | Lake | View map |
| 59824 | Charlo | Lake | View map |
| 59855 | Pablo | Lake | View map |
| 59860 | Polson | Lake | View map |
| 59863 | Ravalli | Lake | View map |
| 59864 | Ronan | Lake | View map |
| 59865 | Saint Ignatius | Lake | View map |
| 59910 | Big Arm | Lake | View map |
| 59914 | Dayton | Lake | View map |
| 59915 | Elmo | Lake | View map |
| 59929 | Proctor | Lake | View map |
| 59931 | Rollins | Lake | View map |
Demographics & statistics
28,529
Population
42.6
Median age
$52,768
Median household income
$29,397
Per capita income
$292,370
Median home value
$510
Median monthly rent
75.9%
Home ownership
19.1%
Poverty rate
14.6%
Unemployment
10,713
Housing units
25.9%
Bachelor's or higher
Age distribution
Male
Female
895
Under 5
736
921
5–9
757
1,215
10–14
1,000
972
15–19
800
932
20–24
767
1,624
25–34
1,336
1,696
35–44
1,395
1,763
45–54
1,451
1,031
55–59
848
1,213
60–64
997
2,062
65–74
1,696
1,089
75–84
896
240
85+
197
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 6,742 | 20.9% |
| 18 and over | 21,787 | 79.1% |
| 65 and over | 6,180 | 27.5% |
| Median age | 42.6 years | |
Race & ethnicity
White
60.7%
American Indian / Alaska Native
24%
Two or more races
10.5%
Hispanic or Latino
2.6%
Other race
1.2%
Asian
0.6%
Black or African American
0.2%
Native Hawaiian / Pacific Islander
0.2%
| Group | Count | % |
|---|---|---|
| White | 17,792 | 60.7% |
| American Indian / Alaska Native | 7,027 | 24% |
| Two or more races | 3,062 | 10.5% |
| Hispanic or Latino | 770 | 2.6% |
| Other race | 363 | 1.2% |
| Asian | 186 | 0.6% |
| Black or African American | 54 | 0.2% |
| Native Hawaiian / Pacific Islander | 45 | 0.2% |
Household income
Under $10k
13.4%
$10k–$15k
5.4%
$15k–$25k
7.3%
$25k–$35k
7.8%
$35k–$50k
8.4%
$50k–$75k
22.4%
$75k–$100k
10.2%
$100k–$150k
11.1%
$150k–$200k
9.0%
$200k+
5.0%
| Range | % of households |
|---|---|
| Under $10k | 13.4% |
| $10k–$15k | 5.4% |
| $15k–$25k | 7.3% |
| $25k–$35k | 7.8% |
| $35k–$50k | 8.4% |
| $50k–$75k | 22.4% |
| $75k–$100k | 10.2% |
| $100k–$150k | 11.1% |
| $150k–$200k | 9.0% |
| $200k+ | 5.0% |
| Median income | $52,768 |
Housing
Home values
Under $50k
14.5%
$50k–$100k
9.7%
$100k–$150k
7.1%
$150k–$200k
4.9%
$200k–$300k
14.1%
$300k–$500k
18.3%
$500k–$1M
21.3%
$1M+
10.1%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $292,370 |
| Median rent / month | $510 |
| Owner occupied | 75.9% |
| Renter occupied | 24.1% |
| Vacant | 25.3% |
| Single-family detached | 73.1% |
| Large apartment buildings | 0.4% |
| Mobile homes | 18.1% |
| Median rooms | 5.3 |
| Avg household size (owned) | 2.46 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.3% |
| 2010–2019 | 8.7% |
| 2000–2009 | 11.6% |
| 1990–1999 | 18.4% |
| 1980–1989 | 14.3% |
| 1970–1979 | 22.0% |
| 1960–1969 | 8.1% |
| 1950–1959 | 5.0% |
| 1940–1949 | 4.2% |
| 1939 or earlier | 7.4% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 2.3% |
| 1 bedroom | 17.2% |
| 2 bedrooms | 28.0% |
| 3 bedrooms | 35.2% |
| 4 bedrooms | 13.4% |
| 5+ bedrooms | 3.8% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 3.9% |
| 1 vehicle | 21.4% |
| 2 vehicles | 32.6% |
| 3 or more | 42.2% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 2.5% |
| Electricity | 47.3% |
| Propane / LP gas | 18.8% |
| Fuel oil | 3.0% |
| Wood | 27.5% |
| No fuel used | 0.3% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 5,254 | 47.2% |
| Cohabiting couple | 596 | 9.5% |
| Male householder, no spouse | 1,952 | 19.9% |
| Female householder, no spouse | 2,992 | 23.4% |
| Households with children under 18 | 2,935 | 22.4% |
| Households with seniors (65+) | 4,279 | 46.9% |
| Average household size | 2.50 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 36.4% | 29.6% |
| Married | 50.4% | 47.8% |
| Separated | 0.4% | 0.7% |
| Widowed | 5.0% | 9.8% |
| Divorced | 7.9% | 12.1% |
Education
Less than 9th grade
3.8%
Some HS, no diploma
5.7%
HS graduate
26.8%
Some college, no degree
25.6%
Associate's degree
12.1%
Bachelor's degree
17.7%
Graduate / professional
8.3%
| Metric | % |
|---|---|
| HS diploma or higher | 90.5% |
| Bachelor's or higher | 25.9% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 524 | 3.7% |
| Kindergarten | 318 | 3.9% |
| Elementary school | 3,028 | 40.2% |
| High school | 1,432 | 15.1% |
| College / grad school | 1,437 | 17.1% |
Employment
Industry of employment
Education & healthcare
15.9%
Public administration
13.2%
Retail trade
12.9%
Construction
11.7%
Arts, food & hospitality
10.1%
Manufacturing
8.0%
Finance & real estate
5.6%
Agriculture & mining
5.5%
Professional & management
5.4%
Transportation & utilities
5.0%
Other services
2.9%
Information
2.8%
Wholesale trade
1.0%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 41.4% |
| Service | 15.2% |
| Sales & office | 22.1% |
| Natural resources & construction | 12.4% |
| Production & transportation | 8.9% |
Employment type
| Type | % |
|---|---|
| Private sector | 68.6% |
| Government | 22.9% |
| Self-employed | 7.8% |
| Unpaid family workers | 0.9% |
Commute
| Method | % |
|---|---|
| Drive alone | 77.9% |
| Carpool | 9.4% |
| Public transit | 0.1% |
| Walk | 3.6% |
| Other means | 0.7% |
| Avg commute (minutes) | 19.7 |
Poverty
All people
19.1%
Under 18 years
19.4%
18 and over
19.6%
Married-couple families
6.9%
Female-led households
36.7%
Income support
| Source | % of households |
|---|---|
| Social Security | 43.8% |
| Retirement income | 26.6% |
| Supplemental Security | 4.2% |
| Cash public assistance | 2.2% |
| Food stamps / SNAP | 14.3% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 33.0% |
| High cholesterol | 33.5% |
| Heart disease | 7.9% |
| Stroke | 3.9% |
| Asthma | 10.9% |
| Arthritis | 29.3% |
| Kidney disease | 3.5% |
| Pulmonary disease | 8.1% |
| Cancer | 7.8% |
| Behavior / access | % |
|---|---|
| Binge drinking | 18.8% |
| No physical activity | 22.0% |
| Less than 7 hrs sleep | 31.2% |
| Fair or poor health | 15.7% |
| Poor mental health | 13.8% |
| Poor physical health | 12.6% |
| No health insurance | 11.9% |
| Visited doctor (checkup) | 70.1% |
| Visited dentist | 61.0% |
| Cholesterol screening | 89.2% |
| Teeth loss | 15.4% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 2,152 | 11.5% |
| Disability | % |
|---|---|
| Any disability | 19.7% |
| Under 18 | 10.0% |
| 18–64 years | 15.6% |
| 65 and over | 29.1% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 45.5% |
| Public insurance | 50.5% |
| Uninsured under 19 | 17.8% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 26,898 | 95.0% |
| Spanish | 542 | 1.3% |
| Other Indo-European | 202 | 0.3% |
| Asian & Pacific Islander | 98 | 0.3% |
| Other languages | 77 | 0.1% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 27,815 | 98.5% |
| Born in same state | 27,482 | 97.8% |
| Born in different state | 16,487 | 55.4% |
| Foreign born | 333 | 0.7% |
| Naturalized citizen | 714 | 1.6% |
| Not a US citizen | 314 | 38.8% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 2,914 | 10.2% |
| Italian | 2,869 | 10.1% |
| Arab | 1,606 | 5.6% |
| Polish | 1,461 | 5.1% |
| Ancestry | Count | % |
|---|---|---|
| English | 365 | 1.3% |
| Dutch | 270 | 0.9% |
| German | 74 | 0.3% |
| Irish | 11 | 0% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 40.2% |
| Internet access | 89.1% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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