Libby ZIP Code List — Lincoln County, MT

There is one unique ZIP code in Libby, Montana and it is 59923. Area code: 406.

ZIP codes

1,412.52

sq mi land

6.67

sq mi water

406

area code

Libby, MT ZIP code map

About Libby, MT

Libby, Montana, located in Lincoln County, is a small city known for its scenic beauty and outdoor recreational opportunities. Surrounded by the stunning Kootenai National Forest, it offers a unique blend of natural attractions and small-town charm. With a rich history and a close-knit community, Libby serves as a gateway to the great outdoors and various local adventures.

Location & geography

Libby is situated in the northwestern part of Montana, near the Canadian border, and is approximately 75 miles from Kalispell and 90 miles from Coeur d'Alene, Idaho. The city covers a vast land area of 1,412.52 square miles, with 6.67 square miles of that being water, reflecting the diverse terrain of mountains, forests, and waterways. The area is characterized by its rugged landscapes, making it a prime location for outdoor activities such as hiking, fishing, and wildlife viewing.

Community & economy

The character of Libby is defined by its friendly atmosphere and strong sense of community, where residents take pride in their small-town values. The local economy has historically relied on industries such as timber and mining, which have shaped the city's development. Daily life in Libby includes participating in community events, enjoying local parks, and exploring the natural beauty that surrounds the city.

Transportation

Libby is accessible via U.S. Highway 2, which runs east-west and provides a vital link to other nearby cities and regions. The closest major airport is Glacier Park International Airport, located about 80 miles away in Kalispell. Local transit options are limited, but residents primarily rely on personal vehicles for commuting and travel.

History

Founded in the late 19th century, Libby became a thriving community largely due to its rich timber resources and mining operations. Notable events in its history include the introduction of rail service, which connected Libby to larger markets and facilitated economic growth. Over the years, the city has transitioned to focus on tourism, attracting visitors to its natural wonders and outdoor activities.

Did you know?

One surprising fact about Libby is its status as a historical mining town that was once home to one of the largest asbestos mines in the United States, which had significant health implications for its residents. Today, Libby is celebrated for its beautiful landscapes and recreational opportunities, drawing outdoor enthusiasts from all over.

ZIP codes for Libby, MT (1)

ZIP code	City	County	Map
59923	Libby	Lincoln	View map

Demographics & statistics

9,545

Population

55.2

Median age

$43,271

Median household income

$30,621

Per capita income

$209,200

Median home value

$682

Median monthly rent

72.5%

Home ownership

16.6%

Poverty rate

8.3%

Unemployment

3,990

Housing units

15.2%

Bachelor's or higher

Age distribution

Male Female

178

Under 5

178

165

5–9

166

151

10–14

152

277

15–19

278

167

20–24

167

460

25–34

461

381

35–44

382

593

45–54

593

431

55–59

431

519

60–64

519

851

65–74

851

476

75–84

476

121

85+

121

← Male

Female →

Age summary

Group	Count	%
Under 18	1,361	14.3%
18 and over	8,184	85.7%
65 and over	2,896	30.3%
Median age	55.2 years

Race & ethnicity

White 89.2%

Two or more races 5.4%

Hispanic or Latino 2.7%

American Indian / Alaska Native 1.9%

Asian 0.5%

Native Hawaiian / Pacific Islander 0.3%

Black or African American 0.1%

Group	Count	%
White	8,748	89.2%
Two or more races	530	5.4%
Hispanic or Latino	262	2.7%
American Indian / Alaska Native	190	1.9%
Asian	45	0.5%
Native Hawaiian / Pacific Islander	25	0.3%
Black or African American	7	0.1%

Household income

Under $10k 6.4%

$10k–$15k 9.1%

$15k–$25k 11.1%

$25k–$35k 14.7%

$35k–$50k 16.3%

$50k–$75k 14.2%

$75k–$100k 10.8%

$100k–$150k 12.6%

$150k–$200k 2.9%

$200k+ 1.9%

Range	% of households
Under $10k	6.4%
$10k–$15k	9.1%
$15k–$25k	11.1%
$25k–$35k	14.7%
$35k–$50k	16.3%
$50k–$75k	14.2%
$75k–$100k	10.8%
$100k–$150k	12.6%
$150k–$200k	2.9%
$200k+	1.9%
Median income	$43,271

Housing

Home values

Under $50k 6.7%

$50k–$100k 14.2%

$100k–$150k 10.1%

$150k–$200k 15.8%

$200k–$300k 25.9%

$300k–$500k 19.5%

$500k–$1M 5.6%

$1M+ 2.2%

Housing overview

Metric	Value
Median home value	$209,200
Median rent / month	$682
Owner occupied	72.5%
Renter occupied	27.5%
Vacant	11.1%
Single-family detached	68.3%
Large apartment buildings	2.5%
Mobile homes	16.8%
Median rooms	5.1
Avg household size (owned)	2.06

Year built

Era	%
2020 or later	0.6%
2010–2019	3.6%
2000–2009	10.0%
1990–1999	8.0%
1980–1989	14.0%
1970–1979	20.7%
1960–1969	18.3%
1950–1959	10.9%
1940–1949	3.5%
1939 or earlier	10.3%

Bedrooms

Size	% of units
No bedroom (studio)	2.6%
1 bedroom	14.1%
2 bedrooms	28.4%
3 bedrooms	33.9%
4 bedrooms	18.8%
5+ bedrooms	2.3%

Vehicles per household

Vehicles	% of households
No vehicle	4.8%
1 vehicle	32.3%
2 vehicles	35.3%
3 or more	27.6%

Heating fuel

Fuel type	%
Utility gas	3.9%
Electricity	56.4%
Propane / LP gas	12.2%
Fuel oil	4.9%
Wood	20.9%
No fuel used	1.0%

Households & families

Household type	Count	%
Married-couple family	2,059	43.9%
Cohabiting couple	347	7.4%
Male householder, no spouse	1,189	25.3%
Female householder, no spouse	1,100	23.4%
Households with children under 18	792	16.9%
Households with seniors (65+)	2,008	42.8%
Average household size	2.00

Marital status

Status	Male	Female
Never married	24.2%	19.4%
Married	47.1%	51.6%
Separated	4.2%	3.2%
Widowed	6.4%	10.0%
Divorced	18.1%	15.8%

Education

Less than 9th grade 1.6%

Some HS, no diploma 5.9%

HS graduate 39.0%

Some college, no degree 28.1%

Associate's degree 10.1%

Bachelor's degree 10.6%

Graduate / professional 4.6%

Metric	%
HS diploma or higher	92.4%
Bachelor's or higher	15.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	58	4.5%
Kindergarten	69	5.4%
Elementary school	453	35.3%
High school	457	35.6%
College / grad school	246	19.2%

Employment

Industry of employment

Education & healthcare 19.1%

Arts, food & hospitality 16.0%

Retail trade 14.9%

Construction 8.5%

Agriculture & mining 7.8%

Transportation & utilities 7.7%

Professional & management 7.4%

Finance & real estate 4.8%

Other services 4.7%

Public administration 4.3%

Manufacturing 4.2%

Information 0.4%

Wholesale trade 0.2%

Occupation

Category	%
Management, business & arts	29.2%
Service	26.1%
Sales & office	19.1%
Natural resources & construction	14.9%
Production & transportation	10.7%

Employment type

Type	%
Private sector	71.9%
Government	20.0%
Self-employed	8.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	71.4%
Carpool	16.0%
Public transit	0.0%
Walk	3.6%
Other means	3.3%
Avg commute (minutes)	15.5

Poverty

All people 16.6%

Under 18 years 26.5%

18 and over 14.9%

Married-couple families 3.4%

Female-led households 39.0%

Income support

Source	% of households
Social Security	49.7%
Retirement income	31.5%
Supplemental Security	3.6%
Cash public assistance	2.4%
Food stamps / SNAP	17.0%

Health indicators

Condition	%
High blood pressure	34.3%
High cholesterol	34.5%
Heart disease	8.3%
Stroke	4.0%
Asthma	10.4%
Arthritis	30.3%
Kidney disease	3.6%
Pulmonary disease	9.1%
Cancer	8.0%

Behavior / access	%
Binge drinking	18.1%
No physical activity	23.4%
Less than 7 hrs sleep	29.8%
Fair or poor health	15.6%
Poor mental health	13.3%
Poor physical health	12.7%
No health insurance	13.6%
Visited doctor (checkup)	71.8%
Visited dentist	57.6%
Cholesterol screening	88.8%
Teeth loss	16.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,158	14.1%

Disability	%
Any disability	24.9%
Under 18	10.7%
18–64 years	19.9%
65 and over	41.1%

Health insurance coverage

Type	%
Private insurance	49.5%
Public insurance	57.4%
Uninsured under 19	5.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	9,189	96.3%
Spanish	117	1.3%
Other Indo-European	48	0.5%
Asian & Pacific Islander	69	0.8%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	9,208	96.5%
Born in same state	9,198	96.4%
Born in different state	4,182	43.8%
Foreign born	10	0.1%
Naturalized citizen	337	3.5%
Not a US citizen	74	22.0%

Ancestry

Ancestry	Count	%
French	1,555	16.3%
Italian	1,276	13.4%
Polish	682	7.1%
Arab	474	5%

Ancestry	Count	%
English	172	1.8%
German	127	1.3%
Dutch	117	1.2%

Technology access

Metric	% of households
Computer access	49.2%
Internet access	90.5%

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

Frequently asked questions

What is the ZIP code for Libby, MT?

Libby, MT has one ZIP code: 59923.

What is the main ZIP code for Libby, MT?

The primary ZIP code for Libby, MT is 59923. The city uses area code 406 for phone service.

What county is Libby, MT in?

Libby is located in Lincoln County, Montana.

How many ZIP codes are in Libby, MT?

Libby, MT has 1 ZIP code.