Columbus ZIP Code List — Stillwater County, MT

There is one unique ZIP code in Columbus, Montana and it is 59019. Area code: 406.

ZIP codes

306.83

sq mi land

3.30

sq mi water

406

area code

Columbus, MT ZIP code map

About Columbus, MT

Columbus, Montana, is a charming city located in the heart of Stillwater County. It serves as a gateway to the breathtaking natural beauty of the region, surrounded by picturesque mountains and rivers. With a rich history and a close-knit community, Columbus offers a unique blend of small-town charm and outdoor adventure.

Location & geography

Columbus is situated in south-central Montana, approximately 30 miles west of Billings, the largest city in the state. The city is located near the confluence of the Yellowstone River and the Stillwater River, providing stunning views and recreational opportunities. Covering a total area of 310.13 square miles, of which 306.83 square miles is land and 3.30 square miles is water, Columbus boasts diverse terrain that includes rolling hills and river valleys.

Community & economy

The character of Columbus is defined by a strong sense of community and a welcoming atmosphere. The local economy includes industries such as agriculture and tourism, capitalizing on the area's natural attractions and outdoor activities. Daily life in Columbus is marked by community events, outdoor recreation, and a close connection to nature.

Transportation

Travelers can access Columbus via U.S. Highway 10, which runs through the city and connects to major routes in the region. The nearest named airport is Billings Logan International Airport, located about 30 miles away, providing convenient travel options. Public transportation options may be limited, making personal vehicles the primary mode of transit for residents and visitors.

History

Columbus was founded in the late 1800s and quickly became a hub for ranching and agriculture due to its fertile land and access to water resources. The city has experienced growth tied to various key industries over the years, including railroads and tourism. Notable events in its history include celebrations of local heritage and annual community gatherings that highlight the city's character and ties to the surrounding landscape.

Did you know?

A little-known fact about Columbus is that it is named after Christopher Columbus, reflecting the American fascination with exploration and discovery. Additionally, the city is home to several historic buildings that tell the story of its development over the years.

ZIP codes for Columbus, MT (1)

ZIP code	City	County	Map
59019	Columbus	Stillwater	View map

Demographics & statistics

4,283

Population

45.6

Median age

$85,100

Median household income

$43,112

Per capita income

$316,700

Median home value

$746

Median monthly rent

85.7%

Home ownership

8.8%

Poverty rate

3.8%

Unemployment

1,667

Housing units

27.0%

Bachelor's or higher

Age distribution

Male Female

Under 5

131

5–9

125

164

10–14

157

179

15–19

172

20–24

158

25–34

151

266

35–44

254

326

45–54

312

196

55–59

187

139

60–64

134

272

65–74

261

128

75–84

123

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	983	23.0%
18 and over	3,300	77.0%
65 and over	907	21.2%
Median age	45.6 years

Race & ethnicity

White 90.2%

Two or more races 3.4%

Hispanic or Latino 3%

Other race 2.4%

Asian 0.5%

American Indian / Alaska Native 0.4%

Black or African American 0.2%

Group	Count	%
White	3,985	90.2%
Two or more races	148	3.4%
Hispanic or Latino	133	3%
Other race	104	2.4%
Asian	23	0.5%
American Indian / Alaska Native	16	0.4%
Black or African American	7	0.2%

Household income

Under $10k 4.1%

$10k–$15k 2.7%

$15k–$25k 7.1%

$25k–$35k 7.2%

$35k–$50k 8.8%

$50k–$75k 15.0%

$75k–$100k 13.7%

$100k–$150k 19.9%

$150k–$200k 11.4%

$200k+ 10.1%

Range	% of households
Under $10k	4.1%
$10k–$15k	2.7%
$15k–$25k	7.1%
$25k–$35k	7.2%
$35k–$50k	8.8%
$50k–$75k	15.0%
$75k–$100k	13.7%
$100k–$150k	19.9%
$150k–$200k	11.4%
$200k+	10.1%
Median income	$85,100

Housing

Home values

Under $50k 3.9%

$50k–$100k 2.1%

$100k–$150k 4.0%

$150k–$200k 10.0%

$200k–$300k 27.3%

$300k–$500k 32.0%

$500k–$1M 14.7%

$1M+ 6.0%

Housing overview

Metric	Value
Median home value	$316,700
Median rent / month	$746
Owner occupied	85.7%
Renter occupied	14.3%
Vacant	10.5%
Single-family detached	81.0%
Large apartment buildings	0.8%
Mobile homes	11.7%
Median rooms	6.0
Avg household size (owned)	2.58

Year built

Era	%
2020 or later	0.2%
2010–2019	10.4%
2000–2009	17.8%
1990–1999	16.4%
1980–1989	14.4%
1970–1979	10.7%
1960–1969	8.9%
1950–1959	5.0%
1940–1949	5.8%
1939 or earlier	10.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	6.8%
2 bedrooms	23.4%
3 bedrooms	37.7%
4 bedrooms	21.5%
5+ bedrooms	10.6%

Vehicles per household

Vehicles	% of households
No vehicle	5.3%
1 vehicle	19.9%
2 vehicles	40.0%
3 or more	34.9%

Heating fuel

Fuel type	%
Utility gas	53.4%
Electricity	13.3%
Propane / LP gas	23.2%
Wood	4.8%
Solar	0.2%
No fuel used	0.2%

Households & families

Household type	Count	%
Married-couple family	981	57.3%
Cohabiting couple	68	4.0%
Male householder, no spouse	315	18.4%
Female householder, no spouse	348	20.3%
Households with children under 18	436	25.5%
Households with seniors (65+)	582	34.0%
Average household size	2.43

Marital status

Status	Male	Female
Never married	24.7%	22.1%
Married	59.2%	56.1%
Separated	0.7%	0.5%
Widowed	4.4%	11.1%
Divorced	11.1%	10.2%

Education

Less than 9th grade 3.3%

Some HS, no diploma 3.7%

HS graduate 35.2%

Some college, no degree 24.6%

Associate's degree 6.2%

Bachelor's degree 17.7%

Graduate / professional 9.3%

Metric	%
HS diploma or higher	93.0%
Bachelor's or higher	27.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	82	8.6%
Kindergarten	71	7.4%
Elementary school	462	48.2%
High school	281	29.3%
College / grad school	63	6.6%

Employment

Industry of employment

Agriculture & mining 23.8%

Education & healthcare 20.6%

Arts, food & hospitality 11.7%

Professional & management 7.2%

Transportation & utilities 6.7%

Retail trade 6.6%

Finance & real estate 6.5%

Manufacturing 5.5%

Construction 4.7%

Other services 2.7%

Public administration 2.2%

Wholesale trade 1.2%

Information 0.8%

Occupation

Category	%
Management, business & arts	26.4%
Service	19.3%
Sales & office	14.6%
Natural resources & construction	27.2%
Production & transportation	12.5%

Employment type

Type	%
Private sector	76.9%
Government	14.8%
Self-employed	7.9%
Unpaid family workers	0.5%

Commute

Method	%
Drive alone	62.1%
Carpool	21.5%
Public transit	5.4%
Walk	5.2%
Other means	2.2%
Avg commute (minutes)	28.6

Poverty

All people 8.8%

Under 18 years 8.2%

18 and over 9.0%

Married-couple families 0.8%

Female-led households 38.8%

Income support

Source	% of households
Social Security	39.7%
Retirement income	23.5%
Supplemental Security	0.7%
Cash public assistance	0.8%
Food stamps / SNAP	4.1%

Health indicators

Condition	%
High blood pressure	30.4%
High cholesterol	32.6%
Heart disease	6.5%
Stroke	3.0%
Asthma	9.7%
Arthritis	26.4%
Kidney disease	2.8%
Pulmonary disease	6.7%
Cancer	7.3%

Behavior / access	%
Binge drinking	20.9%
No physical activity	20.2%
Less than 7 hrs sleep	30.9%
Fair or poor health	12.3%
Poor mental health	12.6%
Poor physical health	10.7%
No health insurance	11.5%
Visited doctor (checkup)	69.9%
Visited dentist	64.3%
Cholesterol screening	89.8%
Teeth loss	12.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	370	11.3%

Disability	%
Any disability	15.5%
Under 18	3.6%
18–64 years	12.4%
65 and over	37.7%

Health insurance coverage

Type	%
Private insurance	76.2%
Public insurance	35.9%
Uninsured under 19	1.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	4,125	96.3%
Spanish	16	0.4%
Other Indo-European	7	0.2%
Asian & Pacific Islander	0	0.0%
Other languages	9	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	4,223	98.6%
Born in same state	4,211	98.3%
Born in different state	2,224	51.9%
Foreign born	12	0.3%
Naturalized citizen	60	1.4%
Not a US citizen	54	90.0%

Ancestry

Ancestry	Count	%
Italian	663	15.5%
French	566	13.2%
Polish	254	5.9%
Arab	244	5.7%

Ancestry	Count	%
English	39	0.9%
Irish	21	0.5%
German	18	0.4%
Dutch	8	0.2%

Technology access

Metric	% of households
Computer access	40.0%
Internet access	95.0%

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

Frequently asked questions

What is the ZIP code for Columbus, MT?

Columbus, MT has one ZIP code: 59019.

What is the main ZIP code for Columbus, MT?

The primary ZIP code for Columbus, MT is 59019. The city uses area code 406 for phone service.

What county is Columbus, MT in?

Columbus is located in Stillwater County, Montana.

How many ZIP codes are in Columbus, MT?

Columbus, MT has 1 ZIP code.