59435 ZIP Code — Ethridge, MT

Toole County, Montana

ZIP code 59435 is located in Ethridge, Montana, within Toole County. It covers approximately 150.56 square miles and serves a population of 36 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 406.

population

150.56

sq mi land

Standard

ZIP type

Mountain (MT)

timezone

59435 ZIP code map

Cities in ZIP code 59435

Below are the cities the US Postal Service accepts for ZIP code 59435. Using any city not on this list may result in mail delivery delays.

City	Status
Ethridge	Acceptable

Demographics updated 06/2026

Population
Total population	36
Population density	0 / sq mi
State FIPS	30
County FIPS	101

Geography
Land area	150.56 sq mi
Water area	3.44 sq mi
Latitude	48.5576
Longitude	-112.1194
Timezone	Mountain (MT)
Area code	406

Total population by age

Gender

Race & ethnicity

Demographics & statistics

Population

63.5

Median age

Median household income

Per capita income

Median home value

Median monthly rent

100.0%

Home ownership

0.0%

Poverty rate

0.0%

Unemployment

Housing units

0.0%

Bachelor's or higher

Age distribution

Male Female

60–64

65–74

← Male

Female →

Age summary

Group	Count	%
Under 18	0	0.0%
18 and over	36	100.0%
65 and over	13	36.1%
Median age	63.5 years

Race & ethnicity

White 100%

Group	Count	%
White	36	100%

Household income

$50k–$75k 100.0%

Range	% of households
$50k–$75k	100.0%
Median income	$0

Housing

Home values

$100k–$150k 45.8%

$200k–$300k 54.2%

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$0
Owner occupied	100.0%
Renter occupied	0.0%
Vacant	0.0%
Single-family detached	100.0%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	0.0
Avg household size (owned)	1.50

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	0.0%
1990–1999	0.0%
1980–1989	54.2%
1970–1979	0.0%
1960–1969	0.0%
1950–1959	45.8%
1940–1949	0.0%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	0.0%
3 bedrooms	100.0%
4 bedrooms	0.0%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	0.0%
2 vehicles	0.0%
3 or more	100.0%

Heating fuel

Fuel type	%
Electricity	54.2%
Fuel oil	45.8%

Households & families

Household type	Count	%
Married-couple family	11	45.8%
Cohabiting couple	0	0.0%
Male householder, no spouse	13	54.2%
Female householder, no spouse	0	0.0%
Households with children under 18	0	0.0%
Households with seniors (65+)	13	54.2%
Average household size	1.50

Marital status

Status	Male	Female
Never married	0.0%	0.0%
Married	45.8%	100.0%
Separated	0.0%	0.0%
Widowed	0.0%	0.0%
Divorced	54.2%	0.0%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.0%

HS graduate 36.1%

Some college, no degree 63.9%

Associate's degree 0.0%

Bachelor's degree 0.0%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	100.0%
Bachelor's or higher	0.0%

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

Construction 54.2%

Wholesale trade 45.8%

Occupation

Category	%
Management, business & arts	0.0%
Service	45.8%
Sales & office	0.0%
Natural resources & construction	54.2%
Production & transportation	0.0%

Employment type

Type	%
Private sector	100.0%
Government	0.0%
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

All people 0.0%

Under 18 years 0.0%

18 and over 0.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	54.2%
Retirement income	0.0%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	0.0%
High blood pressure	0.0%
High cholesterol	0.0%
Diabetes	0.0%
Heart disease	0.0%
Stroke	0.0%
Asthma	0.0%
Arthritis	0.0%
Kidney disease	0.0%
Pulmonary disease	0.0%
Cancer	0.0%

Behavior / access	%
Smoking	0.0%
Binge drinking	0.0%
No physical activity	0.0%
Less than 7 hrs sleep	0.0%
Depression	0.0%
Fair or poor health	0.0%
Poor mental health	0.0%
Poor physical health	0.0%
No health insurance	0.0%
Visited doctor (checkup)	0.0%
Visited dentist	0.0%
Cholesterol screening	0.0%
Teeth loss	0.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	0	0.0%

Disability	%
Any disability	0.0%
Under 18	0.0%
18–64 years	0.0%
65 and over	0.0%

Health insurance coverage

Type	%
Private insurance	63.9%
Public insurance	36.1%
No insurance	0.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	36	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)	36	100.0%
Born in same state	36	100.0%
Born in different state	36	100.0%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	12	33.3%

Ancestry	Count	%
Polish	12	33.3%

Technology access

Metric	% of households
Computer access	66.7%
Internet access	100.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 59435

What city is ZIP code 59435 in?

ZIP code 59435 is primarily assigned to Ethridge, Montana.

What county is ZIP code 59435 in?

ZIP code 59435 falls within Toole County, Montana.

Does ZIP code 59435 have an older population?

36% of residents in ZIP code 59435 are 65 or older, above the national average of ~17%.

Does ZIP code 59435 have a large retiree population?

54% of households in ZIP code 59435 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 59435?

ZIP code 59435 has an estimated population of 36 residents.

What timezone is ZIP code 59435 in?

ZIP code 59435 observes the MST timezone.