ZipCodesToGo
Montana ZIP Codes
Lake County
Elmo, MT
59915
59915 ZIP Code — Elmo, MT
Lake County, Montana
ZIP code 59915 is located in
Elmo ,
Montana ,
within Lake County .
It covers approximately 57.29 square miles and serves a population of
357 residents.
This is a standard ZIP code in the Mountain (MT) timezone,
served by area code 406 .
About ZIP code 59915
The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1990s, giving the area an established character. Owner-occupancy sits near the national average at 65%.
The dominant occupation class is management, business, and professional, with public administration as the leading industry.
Educational attainment is near the national average, with 26% of residents holding a bachelor's degree or higher.
32% of residents lack health insurance, above the national average.
Notable community characteristics include a notable veteran presence at 23% of civilians, above the national average of 7%; and disability rates above the national average at 51%.
Overall, ZIP code 59915 reflects a community defined by economic challenges above the national average, a strong veteran community, a significant Social Security-dependent population, and elevated reliance on food assistance.
59915 ZIP code map
View map of 59915
Cities in ZIP code 59915
Below are the cities the US Postal Service accepts for ZIP code 59915. Using any city not on this list may result in mail delivery delays.
City
Status
Elmo
Preferred
Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
357
Population density
6 / sq mi
State FIPS
30
County FIPS
047
Geography
Land area
57.29 sq mi
Water area
0.00 sq mi
Latitude
47.8324
Longitude
-114.3755
Timezone
Mountain (MT)
Area code
406
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
35.7%
50.0%
44.2%
$50k – $100k
64.3%
30.3%
32.0%
$100k – $200k
0.0%
16.9%
19.2%
Over $200k
0.0%
2.8%
4.7%
Demographics & statistics
$0
Median household income
25.9%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 129 36.1% 18 and over 228 63.9% 65 and over 129 36.1% Median age 30.0 years
Race & ethnicity
American Indian / Alaska Native
74.5%
Group Count % American Indian / Alaska Native 266 74.5% White 91 25.5%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
35.7%
50.0%
44.2%
$50k – $100k
64.3%
30.3%
32.0%
$100k – $200k
0.0%
16.9%
19.2%
Over $200k
0.0%
2.8%
4.7%
Range % of households Under $10k 42.6% $10k–$15k 17.4% $35k–$50k 9.0% $50k–$75k 23.9% $75k–$100k 3.2% $100k–$150k 1.9% $150k–$200k 1.9% Median income $0
Housing
Housing overview
Metric Value Median home value $0 Median rent / month $0 Owner occupied 64.5% Renter occupied 35.5% Vacant 23.3% Single-family detached 60.9% Large apartment buildings 0.0% Mobile homes 16.8% Median rooms 4.3 Avg household size (owned) 2.06
Year built
Era % 2020 or later 0.0% 2010–2019 8.9% 2000–2009 8.9% 1990–1999 26.2% 1980–1989 23.8% 1970–1979 11.9% 1960–1969 20.3% 1950–1959 0.0% 1940–1949 0.0% 1939 or earlier 0.0%
Bedrooms
Size % of units No bedroom (studio) 0.0% 1 bedroom 23.8% 2 bedrooms 38.6% 3 bedrooms 26.2% 4 bedrooms 11.4% 5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households No vehicle 11.6% 1 vehicle 38.1% 2 vehicles 32.9% 3 or more 17.4%
Heating fuel
Fuel type % Electricity 77.4% Propane / LP gas 22.6%
Households & families
Household type Count % Married-couple family 32 20.6% Cohabiting couple 0 0.0% Male householder, no spouse 69 44.5% Female householder, no spouse 54 34.8% Households with children under 18 43 27.7% Households with seniors (65+) 94 60.6% Average household size 2.30
Marital status
Status Male Female Never married 42.1% 75.6% Married 35.5% 14.7% Separated 0.0% 0.0% Widowed 22.4% 9.7% Divorced 0.0% 0.0%
Education
Less than 9th grade
11.8%
Some HS, no diploma
14.5%
Some college, no degree
6.1%
Graduate / professional
3.5%
Metric % HS diploma or higher 73.7% Bachelor's or higher 25.9%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 0 0.0% Kindergarten 0 0.0% Elementary school 0 0.0% High school 0 0.0% College / grad school 0 0.0%
Employment
Industry of employment
Public administration
62.5%
Occupation
Category % Management, business & arts 100.0% Service 0.0% Sales & office 0.0% Natural resources & construction 0.0% Production & transportation 0.0%
Employment type
Type % Private sector 37.5% Government 62.5% Self-employed 0.0% Unpaid family workers 0.0%
Commute
Method % Drive alone 100.0% Carpool 0.0% Public transit 0.0% Walk 0.0% Work from home 0.0% Other means 0.0% Avg commute (minutes) 0.0
Poverty
Married-couple families
0.0%
Female-led households
100.0%
Income support
Source % of households Social Security 33.5% Retirement income 33.5% Supplemental Security 17.4% Cash public assistance 0.0% Food stamps / SNAP 50.3%
Health indicators
Condition % Obesity 32.6% High blood pressure 33.0% High cholesterol 33.1% Diabetes 12.6% Heart disease 7.7% Stroke 3.8% Asthma 11.0% Arthritis 28.6% Kidney disease 3.4% Pulmonary disease 7.4% Cancer 7.9%
Behavior / access % Smoking 18.5% Binge drinking 18.6% No physical activity 20.9% Less than 7 hrs sleep 31.2% Depression 20.9% Fair or poor health 14.8% Poor mental health 13.7% Poor physical health 12.0% No health insurance 10.4% Visited doctor (checkup) 71.6% Visited dentist 64.1% Cholesterol screening 90.3% Teeth loss 13.0%
Veterans & disability
Veterans Count % Civilian veterans 53 23.2%
Disability % Any disability 51.0% Under 18 74.4% 18–64 years 35.4% 65 and over 39.5%
Health insurance coverage
Type % Private insurance 21.0% Public insurance 55.5% No insurance 31.9% Uninsured under 19 74.4%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 357 100.0% Spanish 0 0.0% Other Indo-European 0 0.0% Asian & Pacific Islander 0 0.0% Other languages 0 0.0%
Place of birth & citizenship
Origin Count % Native born (US) 357 100.0% Born in same state 357 100.0% Born in different state 265 74.2% Foreign born 0 0.0% Naturalized citizen 0 0.0% Not a US citizen 0 0.0%
Ancestry
Ancestry Count % Italian 9 2.5% Polish 9 2.5%
Technology access
Metric % of households Computer access 43.4% Internet access 69.7%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 59915
What city is ZIP code 59915 in?
ZIP code 59915 is primarily assigned to Elmo, Montana.
What county is ZIP code 59915 in?
ZIP code 59915 falls within Lake County, Montana.
What is the poverty rate in ZIP code 59915?
45% of residents in ZIP code 59915 live below the poverty line, above the national average.
Does ZIP code 59915 have an older population?
36% of residents in ZIP code 59915 are 65 or older, above the national average of ~17%.
Does ZIP code 59915 have a large veteran population?
23% of civilians in ZIP code 59915 are veterans, above the national average of ~7%.
What is the population of ZIP code 59915?
ZIP code 59915 has an estimated population of 357 residents, with a density of 6 people per square mile.
What timezone is ZIP code 59915 in?
ZIP code 59915 observes the MST timezone.
Need the complete ZIP code database?
Download all 42,000+ US ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →
