Saint Ignatius ZIP Code List — Lake County, MT

There is one unique ZIP code in Saint Ignatius, Montana and it is 59865. Area code: 406.

ZIP codes

162.91

sq mi land

2.04

sq mi water

406

area code

Saint Ignatius, MT ZIP code map

About Saint Ignatius, MT

Saint Ignatius is a charming city located in the state of Montana, known for its rich cultural heritage and scenic landscapes. Nestled in Lake County, this community provides an inviting atmosphere for both residents and visitors alike. The city serves as a gateway to the stunning outdoors that Montana is famous for, making it a unique destination year-round.

Location & geography

Saint Ignatius covers a total land area of 162.91 square miles and features a water area of 2.04 square miles. It is situated in the western part of Montana, offering breathtaking views of the surrounding mountains and valleys. Nearby cities include Polson, located approximately 20 miles to the west, Ronan about 12 miles to the north, and Missoula, which is roughly 45 miles to the south.

Community & economy

The character of Saint Ignatius is deeply tied to its community spirit and cultural roots, with a significant influence from the Flathead Indian Reservation. A blend of agriculture, small businesses, and tourism underpins the local economy, contributing to a diverse job market. Daily life in Saint Ignatius is marked by friendly interactions among residents, outdoor activities, and community events that showcase the region's unique culture and lifestyle.

Transportation

Saint Ignatius is conveniently accessible via U.S. Route 93, which runs through the city and connects to other major highways in the region. The nearest named airport is Missoula International Airport, located approximately 45 miles to the south, offering regional air travel options. Public transportation options are limited, so personal vehicles are typically the main mode of transport for residents.

History

Saint Ignatius was founded in the late 19th century and has grown steadily since, influenced by its agricultural roots and proximity to the Flathead Indian Reservation. Key industries have traditionally included farming, ranching, and more recently, tourism, which has become increasingly important due to the city's picturesque scenery. Notable events in the area often revolve around cultural celebrations that highlight the rich heritage of the local tribes.

Did you know?

A surprising fact about Saint Ignatius is its proximity to the Mission Mountains, a stunning range that offers beautiful hiking trails and breathtaking vistas. Another little-known highlight is the annual powwow, which celebrates Native American culture and draws participants from surrounding communities.

ZIP codes for Saint Ignatius, MT (1)

ZIP code	City	County	Map
59865	Saint Ignatius	Lake	View map

Demographics & statistics

3,899

Population

35.7

Median age

$54,375

Median household income

$26,795

Per capita income

$318,500

Median home value

$496

Median monthly rent

70.2%

Home ownership

17.0%

Poverty rate

8.1%

Unemployment

1,029

Housing units

27.3%

Bachelor's or higher

Age distribution

Male Female

146

Under 5

157

162

5–9

175

129

10–14

140

114

15–19

124

110

20–24

119

245

25–34

265

198

35–44

215

192

45–54

207

132

55–59

143

105

60–64

114

195

65–74

211

103

75–84

112

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,051	27.0%
18 and over	2,848	73.0%
65 and over	707	18.1%
Median age	35.7 years

Race & ethnicity

White 54.6%

American Indian / Alaska Native 32.7%

Two or more races 9.9%

Hispanic or Latino 1.7%

Asian 0.6%

Black or African American 0.3%

Native Hawaiian / Pacific Islander 0.2%

Other race 0.1%

Group	Count	%
White	2,163	54.6%
American Indian / Alaska Native	1,298	32.7%
Two or more races	394	9.9%
Hispanic or Latino	66	1.7%
Asian	22	0.6%
Black or African American	13	0.3%
Native Hawaiian / Pacific Islander	6	0.2%
Other race	3	0.1%

Household income

Under $10k 6.6%

$10k–$15k 2.4%

$15k–$25k 13.0%

$25k–$35k 8.9%

$35k–$50k 12.9%

$50k–$75k 15.0%

$75k–$100k 15.4%

$100k–$150k 11.6%

$150k–$200k 9.7%

$200k+ 4.4%

Range	% of households
Under $10k	6.6%
$10k–$15k	2.4%
$15k–$25k	13.0%
$25k–$35k	8.9%
$35k–$50k	12.9%
$50k–$75k	15.0%
$75k–$100k	15.4%
$100k–$150k	11.6%
$150k–$200k	9.7%
$200k+	4.4%
Median income	$54,375

Housing

Home values

Under $50k 8.6%

$50k–$100k 4.0%

$100k–$150k 7.8%

$150k–$200k 12.5%

$200k–$300k 13.7%

$300k–$500k 27.5%

$500k–$1M 22.2%

$1M+ 3.6%

Housing overview

Metric	Value
Median home value	$318,500
Median rent / month	$496
Owner occupied	70.2%
Renter occupied	29.8%
Vacant	7.8%
Single-family detached	77.6%
Large apartment buildings	0.2%
Mobile homes	12.2%
Median rooms	5.3
Avg household size (owned)	3.08

Year built

Era	%
2020 or later	0.8%
2010–2019	5.6%
2000–2009	15.3%
1990–1999	16.6%
1980–1989	16.3%
1970–1979	12.4%
1960–1969	9.2%
1950–1959	6.4%
1940–1949	4.8%
1939 or earlier	12.5%

Bedrooms

Size	% of units
No bedroom (studio)	1.7%
1 bedroom	7.8%
2 bedrooms	25.5%
3 bedrooms	43.7%
4 bedrooms	16.7%
5+ bedrooms	4.6%

Vehicles per household

Vehicles	% of households
No vehicle	8.6%
1 vehicle	21.5%
2 vehicles	34.9%
3 or more	35.1%

Heating fuel

Fuel type	%
Utility gas	3.7%
Electricity	47.4%
Propane / LP gas	21.9%
Fuel oil	6.7%
Wood	18.3%
No fuel used	0.8%

Households & families

Household type	Count	%
Married-couple family	638	48.7%
Cohabiting couple	107	8.2%
Male householder, no spouse	94	7.2%
Female householder, no spouse	470	35.9%
Households with children under 18	410	31.3%
Households with seniors (65+)	523	40.0%
Average household size	2.94

Marital status

Status	Male	Female
Never married	38.9%	29.5%
Married	46.7%	42.0%
Separated	0.7%	1.5%
Widowed	2.6%	11.2%
Divorced	11.2%	15.8%

Education

Less than 9th grade 6.1%

Some HS, no diploma 3.9%

HS graduate 24.2%

Some college, no degree 28.1%

Associate's degree 10.4%

Bachelor's degree 18.7%

Graduate / professional 8.7%

Metric	%
HS diploma or higher	90.0%
Bachelor's or higher	27.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	90	8.8%
Kindergarten	90	8.8%
Elementary school	434	42.5%
High school	187	18.3%
College / grad school	221	21.6%

Employment

Industry of employment

Education & healthcare 23.3%

Public administration 12.3%

Retail trade 10.4%

Arts, food & hospitality 9.0%

Manufacturing 8.7%

Professional & management 8.4%

Construction 6.1%

Agriculture & mining 5.6%

Other services 5.4%

Wholesale trade 3.8%

Finance & real estate 3.5%

Transportation & utilities 2.9%

Information 0.6%

Occupation

Category	%
Management, business & arts	45.6%
Service	15.1%
Sales & office	21.6%
Natural resources & construction	5.6%
Production & transportation	12.0%

Employment type

Type	%
Private sector	60.9%
Government	30.0%
Self-employed	8.3%
Unpaid family workers	0.8%

Commute

Method	%
Drive alone	67.5%
Carpool	12.9%
Public transit	0.0%
Walk	4.7%
Other means	2.8%
Avg commute (minutes)	26.7

Poverty

All people 17.0%

Under 18 years 24.8%

18 and over 14.3%

Married-couple families 9.6%

Female-led households 23.7%

Income support

Source	% of households
Social Security	41.9%
Retirement income	23.0%
Supplemental Security	4.7%
Cash public assistance	2.4%
Food stamps / SNAP	16.4%

Health indicators

Condition	%
High blood pressure	32.3%
High cholesterol	32.5%
Heart disease	7.8%
Stroke	4.1%
Asthma	11.7%
Arthritis	28.4%
Kidney disease	3.5%
Pulmonary disease	8.6%
Cancer	7.0%

Behavior / access	%
Binge drinking	19.4%
No physical activity	23.7%
Less than 7 hrs sleep	32.8%
Fair or poor health	17.5%
Poor mental health	15.3%
Poor physical health	13.5%
No health insurance	13.2%
Visited doctor (checkup)	69.0%
Visited dentist	57.2%
Cholesterol screening	87.3%
Teeth loss	17.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	276	9.7%

Disability	%
Any disability	16.5%
Under 18	15.7%
18–64 years	10.5%
65 and over	36.2%

Health insurance coverage

Type	%
Private insurance	46.4%
Public insurance	51.8%
Uninsured under 19	16.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,596	92.2%
Spanish	69	1.9%
Other Indo-European	10	0.3%
Asian & Pacific Islander	52	1.4%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,841	98.5%
Born in same state	3,799	97.4%
Born in different state	2,408	61.8%
Foreign born	42	1.1%
Naturalized citizen	58	1.5%
Not a US citizen	55	94.8%

Ancestry

Ancestry	Count	%
Italian	371	9.5%
French	295	7.6%
Arab	240	6.2%
Polish	76	1.9%

Ancestry	Count	%
Dutch	43	1.1%
English	37	0.9%
Irish	2	0.1%

Technology access

Metric	% of households
Computer access	33.6%
Internet access	86.3%

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

Frequently asked questions

What is the ZIP code for Saint Ignatius, MT?

Saint Ignatius, MT has one ZIP code: 59865.

What is the main ZIP code for Saint Ignatius, MT?

The primary ZIP code for Saint Ignatius, MT is 59865. The city uses area code 406 for phone service.

What county is Saint Ignatius, MT in?

Saint Ignatius is located in Lake County, Montana.

How many ZIP codes are in Saint Ignatius, MT?

Saint Ignatius, MT has 1 ZIP code.