Bynum ZIP Code List — Teton County, MT

There is one unique ZIP code in Bynum, Montana and it is 59419. Area code: 406.

ZIP codes

90.14

sq mi land

0.12

sq mi water

406

area code

Bynum, MT ZIP code map

About Bynum, MT

Bynum, Montana, is a small and charming community located in Teton County. This quaint town offers a serene small-town atmosphere, perfect for those looking to escape the hustle and bustle of city life. With its picturesque landscapes and close-knit community, Bynum is an appealing destination for visitors and residents alike.

Location & geography

Bynum is situated in northwestern Montana, surrounded by the breathtaking natural beauty of the Rocky Mountains. The town is approximately 15 miles southwest of Choteau and about 30 miles northwest of Great Falls, making it easily accessible for day trips. Covering a land area of 90.14 square miles and a water area of just 0.12 square miles, Bynum features rolling hills and open fields typical of the Montana plains.

Community & economy

The character of Bynum is deeply rooted in its agricultural heritage, with farming playing a significant role in the local economy. Residents enjoy a quiet lifestyle with a strong sense of community, as the town often comes together for local events and gatherings. Daily life in Bynum is laid-back, with opportunities for outdoor activities such as hiking, fishing, and wildlife watching, making it an attractive spot for nature enthusiasts.

Transportation

Bynum is accessible via U.S. Route 89, which connects it to nearby cities and provides a scenic drive through the countryside. The nearest airport is Great Falls International Airport, located about 30 miles to the east, offering regional flights. Public transportation options are limited, relying primarily on private vehicle travel for commuting and local errands.

History

Bynum's founding dates back to the early 20th century, rooted in the agricultural development of the Teton County region. The town's economy has traditionally centered around farming and ranching, which remain key industries today. Over the years, Bynum has maintained its rural charm, becoming a cherished community for those seeking peace and simplicity.

Did you know?

One surprising fact about Bynum is that it is home to the historic Bynum School, an important structure in the town's educational past. Additionally, Bynum is situated near the picturesque Teton River and boasts easy access to many outdoor recreational activities.

ZIP codes for Bynum, MT (1)

ZIP code	City	County	Map
59419	Bynum	Teton	View map

Demographics & statistics

Population

59.7

Median age

$47,292

Median household income

$53,791

Per capita income

$117,000

Median home value

Median monthly rent

80.5%

Home ownership

2.9%

Poverty rate

0.0%

Unemployment

Housing units

12.7%

Bachelor's or higher

Age distribution

Male Female

Under 5

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	4	5.7%
18 and over	66	94.3%
65 and over	17	24.3%
Median age	59.7 years

Race & ethnicity

White 92.9%

American Indian / Alaska Native 4.3%

Two or more races 2.9%

Group	Count	%
White	65	92.9%
American Indian / Alaska Native	3	4.3%
Two or more races	2	2.9%

Household income

$15k–$25k 12.2%

$25k–$35k 17.1%

$35k–$50k 24.4%

$50k–$75k 7.3%

$75k–$100k 12.2%

$100k–$150k 22.0%

$200k+ 4.9%

Range	% of households
$15k–$25k	12.2%
$25k–$35k	17.1%
$35k–$50k	24.4%
$50k–$75k	7.3%
$75k–$100k	12.2%
$100k–$150k	22.0%
$200k+	4.9%
Median income	$47,292

Housing

Home values

Under $50k 12.1%

$50k–$100k 15.2%

$100k–$150k 39.4%

$150k–$200k 6.1%

$200k–$300k 3.0%

$300k–$500k 24.2%

Housing overview

Metric	Value
Median home value	$117,000
Median rent / month	$0
Owner occupied	80.5%
Renter occupied	19.5%
Vacant	33.9%
Single-family detached	96.8%
Large apartment buildings	0.0%
Mobile homes	1.6%
Median rooms	5.2
Avg household size (owned)	1.82

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	3.2%
1990–1999	0.0%
1980–1989	1.6%
1970–1979	3.2%
1960–1969	27.4%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	64.5%

Bedrooms

Size	% of units
No bedroom (studio)	21.0%
1 bedroom	3.2%
2 bedrooms	33.9%
3 bedrooms	33.9%
4 bedrooms	8.1%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	22.0%
2 vehicles	9.8%
3 or more	68.3%

Heating fuel

Fuel type	%
Utility gas	19.5%
Electricity	4.9%
Propane / LP gas	68.3%
Wood	7.3%

Households & families

Household type	Count	%
Married-couple family	28	68.3%
Cohabiting couple	0	0.0%
Male householder, no spouse	4	9.8%
Female householder, no spouse	9	22.0%
Households with children under 18	1	2.4%
Households with seniors (65+)	15	36.6%
Average household size	1.71

Marital status

Status	Male	Female
Never married	8.3%	0.0%
Married	86.1%	70.0%
Separated	0.0%	0.0%
Widowed	2.8%	16.7%
Divorced	2.8%	13.3%

Education

Less than 9th grade 6.3%

Some HS, no diploma 4.8%

HS graduate 34.9%

Some college, no degree 36.5%

Associate's degree 4.8%

Bachelor's degree 12.7%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	88.9%
Bachelor's or higher	12.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	1	100.0%
Kindergarten	0	0.0%
Elementary school	0	0.0%
High school	0	0.0%
College / grad school	0	0.0%

Employment

Industry of employment

Agriculture & mining 52.3%

Retail trade 15.9%

Education & healthcare 15.9%

Public administration 6.8%

Construction 4.5%

Transportation & utilities 4.5%

Occupation

Category	%
Management, business & arts	31.8%
Service	20.5%
Sales & office	13.6%
Natural resources & construction	27.3%
Production & transportation	6.8%

Employment type

Type	%
Private sector	45.5%
Government	22.7%
Self-employed	31.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	75.0%
Carpool	0.0%
Public transit	0.0%
Walk	0.0%
Other means	0.0%
Avg commute (minutes)	41.5

Poverty

All people 2.9%

Under 18 years 0.0%

18 and over 3.0%

Married-couple families 3.6%

Female-led households 0.0%

Income support

Source	% of households
Social Security	39.0%
Retirement income	24.4%
Supplemental Security	0.0%
Cash public assistance	2.4%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
High blood pressure	35.1%
High cholesterol	36.4%
Heart disease	9.2%
Stroke	4.1%
Asthma	10.2%
Arthritis	32.2%
Kidney disease	3.7%
Pulmonary disease	9.0%
Cancer	8.6%

Behavior / access	%
Binge drinking	17.9%
No physical activity	23.0%
Less than 7 hrs sleep	31.0%
Fair or poor health	15.6%
Poor mental health	12.0%
Poor physical health	12.8%
No health insurance	11.4%
Visited doctor (checkup)	73.0%
Visited dentist	59.5%
Cholesterol screening	91.3%
Teeth loss	14.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	5	7.6%

Disability	%
Any disability	15.7%
Under 18	0.0%
18–64 years	12.2%
65 and over	29.4%

Health insurance coverage

Type	%
Private insurance	90.0%
Public insurance	37.1%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	66	94.3%
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)	70	100.0%
Born in same state	70	100.0%
Born in different state	58	82.9%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Arab	21	30%
Polish	12	17.1%
French	12	17.1%

Ancestry	Count	%
Italian	8	11.4%
English	2	2.9%

Technology access

Metric	% of households
Computer access	58.6%
Internet access	82.9%

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

Frequently asked questions

What is the ZIP code for Bynum, MT?

Bynum, MT has one ZIP code: 59419.

What is the main ZIP code for Bynum, MT?

The primary ZIP code for Bynum, MT is 59419. The city uses area code 406 for phone service.

What county is Bynum, MT in?

Bynum is located in Teton County, Montana.

How many ZIP codes are in Bynum, MT?

Bynum, MT has 1 ZIP code.

What is the ZIP code for mail delivery to the main residential area of Bynum, Montana?

The ZIP code for Bynum, Montana is 59419, which serves the entire community in Teton County.

If I'm sending a package to a business or residence in Bynum, MT, what ZIP code should I use?

You should use ZIP code 59419 for all mail and packages addressed to Bynum, Montana, as it is the sole ZIP code serving this Teton County community.