Eureka ZIP Code List — Lincoln County, MT

There is one unique ZIP code in Eureka, Montana and it is 59917. Area code: 406.

ZIP codes

245.19

sq mi land

2.05

sq mi water

406

area code

Eureka, MT ZIP code map

About Eureka, MT

Eureka, Montana, is a charming small town nestled in the picturesque Lincoln County. Known for its stunning landscapes and rich history, Eureka serves as a gateway to some of Montana's most beautiful natural wonders. This close-knit community offers a unique blend of rural living and recreational opportunities.

Location & geography

Eureka is located in the northwest corner of Montana, surrounded by the breathtaking Kootenai National Forest. The town is approximately 55 miles from Kalispell, 45 miles from Libby, and 13 miles from the Canadian border, making it a prime location for outdoor enthusiasts. The area covers a land area of 245.19 square miles and includes 2.05 square miles of water, contributing to its scenic natural environment.

Community & economy

The character of Eureka is defined by its friendly residents and strong community spirit, where everyone feels like family. The local economy is supported by industries such as timber, agriculture, and tourism, which thrive in this beautiful region. Daily life in Eureka revolves around outdoor activities like hiking, fishing, and participating in local events.

Transportation

Eureka is accessible via U.S. Highway 93, which connects it to other major cities in Montana. The nearest airport is Glacier Park International Airport, located about 65 miles south of the town. Public transit options are limited, so residents and visitors commonly rely on personal vehicles for transportation.

History

Eureka was founded in the late 19th century and quickly grew due to the timber industry, which played a significant role in its development. The town's rich history is reflected in its well-preserved buildings and local museums that celebrate its past. Over the years, Eureka has become a popular destination for outdoor enthusiasts, with events and festivals that highlight its unique culture.

Did you know?

One little-known fact about Eureka is that it is home to a distinct location called the 'Eureka Sand Dunes,' set amidst its beautiful landscape. Additionally, the town hosts the annual 'Whitefish Lake Run,' which attracts participants from all over the region.

ZIP codes for Eureka, MT (1)

ZIP code	City	County	Map
59917	Eureka	Lincoln	View map

Demographics & statistics

5,001

Population

53.3

Median age

$48,426

Median household income

$28,364

Per capita income

$292,300

Median home value

$1,014

Median monthly rent

79.7%

Home ownership

18.7%

Poverty rate

5.9%

Unemployment

1,983

Housing units

20.8%

Bachelor's or higher

Age distribution

Male Female

Under 5

194

5–9

180

10–14

164

15–19

153

20–24

181

25–34

169

262

35–44

244

313

45–54

291

220

55–59

205

232

60–64

216

506

65–74

472

201

75–84

187

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	961	19.2%
18 and over	4,040	80.8%
65 and over	1,460	29.2%
Median age	53.3 years

Race & ethnicity

White 89.5%

Two or more races 5.9%

Hispanic or Latino 2.9%

American Indian / Alaska Native 0.9%

Other race 0.4%

Asian 0.3%

Group	Count	%
White	4,610	89.5%
Two or more races	303	5.9%
Hispanic or Latino	150	2.9%
American Indian / Alaska Native	47	0.9%
Other race	23	0.4%
Asian	18	0.3%

Household income

Under $10k 5.1%

$10k–$15k 3.4%

$15k–$25k 13.8%

$25k–$35k 19.6%

$35k–$50k 9.0%

$50k–$75k 10.3%

$75k–$100k 15.0%

$100k–$150k 17.7%

$150k–$200k 3.3%

$200k+ 2.9%

Range	% of households
Under $10k	5.1%
$10k–$15k	3.4%
$15k–$25k	13.8%
$25k–$35k	19.6%
$35k–$50k	9.0%
$50k–$75k	10.3%
$75k–$100k	15.0%
$100k–$150k	17.7%
$150k–$200k	3.3%
$200k+	2.9%
Median income	$48,426

Housing

Home values

Under $50k 6.9%

$50k–$100k 4.2%

$100k–$150k 3.3%

$150k–$200k 9.3%

$200k–$300k 28.0%

$300k–$500k 30.0%

$500k–$1M 14.2%

$1M+ 4.2%

Housing overview

Metric	Value
Median home value	$292,300
Median rent / month	$1,014
Owner occupied	79.7%
Renter occupied	20.3%
Vacant	16.5%
Single-family detached	83.3%
Large apartment buildings	0.0%
Mobile homes	13.6%
Median rooms	5.4
Avg household size (owned)	2.30

Year built

Era	%
2020 or later	0.0%
2010–2019	17.0%
2000–2009	25.8%
1990–1999	16.0%
1980–1989	8.6%
1970–1979	15.2%
1960–1969	7.0%
1950–1959	5.2%
1940–1949	1.6%
1939 or earlier	3.7%

Bedrooms

Size	% of units
No bedroom (studio)	3.0%
1 bedroom	5.4%
2 bedrooms	31.2%
3 bedrooms	43.3%
4 bedrooms	10.9%
5+ bedrooms	6.3%

Vehicles per household

Vehicles	% of households
No vehicle	2.9%
1 vehicle	22.2%
2 vehicles	34.5%
3 or more	40.5%

Heating fuel

Fuel type	%
Utility gas	3.4%
Electricity	50.8%
Propane / LP gas	7.3%
Wood	36.6%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	1,214	60.9%
Cohabiting couple	211	10.6%
Male householder, no spouse	314	15.8%
Female householder, no spouse	253	12.7%
Households with children under 18	390	19.6%
Households with seniors (65+)	883	44.3%
Average household size	2.47

Marital status

Status	Male	Female
Never married	26.3%	17.2%
Married	58.5%	62.9%
Separated	0.0%	0.0%
Widowed	6.6%	9.3%
Divorced	8.6%	10.6%

Education

Less than 9th grade 1.4%

Some HS, no diploma 7.7%

HS graduate 39.3%

Some college, no degree 25.2%

Associate's degree 5.6%

Bachelor's degree 15.6%

Graduate / professional 5.2%

Metric	%
HS diploma or higher	90.9%
Bachelor's or higher	20.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	32	4.1%
Kindergarten	100	12.9%
Elementary school	398	51.4%
High school	199	25.7%
College / grad school	45	5.8%

Employment

Industry of employment

Arts, food & hospitality 17.1%

Retail trade 15.2%

Education & healthcare 14.3%

Transportation & utilities 10.4%

Construction 8.6%

Professional & management 7.5%

Information 6.9%

Manufacturing 5.9%

Finance & real estate 4.7%

Other services 4.3%

Agriculture & mining 3.1%

Public administration 1.1%

Wholesale trade 1.0%

Occupation

Category	%
Management, business & arts	28.8%
Service	24.4%
Sales & office	20.5%
Natural resources & construction	10.1%
Production & transportation	16.2%

Employment type

Type	%
Private sector	80.3%
Government	11.3%
Self-employed	8.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	45.1%
Carpool	22.9%
Public transit	0.9%
Walk	3.8%
Other means	1.9%
Avg commute (minutes)	21.6

Poverty

All people 18.7%

Under 18 years 43.1%

18 and over 12.9%

Married-couple families 8.6%

Female-led households 9.8%

Income support

Source	% of households
Social Security	49.4%
Retirement income	35.3%
Supplemental Security	2.7%
Cash public assistance	0.9%
Food stamps / SNAP	7.6%

Health indicators

Condition	%
High blood pressure	35.6%
High cholesterol	34.9%
Heart disease	8.7%
Stroke	4.2%
Asthma	10.7%
Arthritis	31.6%
Kidney disease	3.8%
Pulmonary disease	9.9%
Cancer	8.0%

Behavior / access	%
Binge drinking	17.7%
No physical activity	24.5%
Less than 7 hrs sleep	30.2%
Fair or poor health	17.1%
Poor mental health	13.5%
Poor physical health	13.7%
No health insurance	13.7%
Visited doctor (checkup)	72.2%
Visited dentist	55.6%
Cholesterol screening	89.1%
Teeth loss	17.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	464	11.5%

Disability	%
Any disability	21.5%
Under 18	1.3%
18–64 years	17.0%
65 and over	42.7%

Health insurance coverage

Type	%
Private insurance	44.7%
Public insurance	56.9%
Uninsured under 19	22.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	4,830	96.6%
Spanish	27	0.6%
Other Indo-European	5	0.1%
Asian & Pacific Islander	22	0.5%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	4,721	94.4%
Born in same state	4,636	92.7%
Born in different state	2,162	43.2%
Foreign born	85	1.7%
Naturalized citizen	280	5.6%
Not a US citizen	242	86.4%

Ancestry

Ancestry	Count	%
French	559	11.2%
Italian	349	7%
Polish	307	6.1%
English	136	2.7%
Arab	45	0.9%

Ancestry	Count	%
Dutch	27	0.5%
Norwegian	24	0.5%
Irish	22	0.4%
German	20	0.4%

Technology access

Metric	% of households
Computer access	39.8%
Internet access	95.4%

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

Frequently asked questions

What is the ZIP code for Eureka, MT?

Eureka, MT has one ZIP code: 59917.

What is the main ZIP code for Eureka, MT?

The primary ZIP code for Eureka, MT is 59917. The city uses area code 406 for phone service.

What county is Eureka, MT in?

Eureka is located in Lincoln County, Montana.

How many ZIP codes are in Eureka, MT?

Eureka, MT has 1 ZIP code.