59072 ZIP Code — Roundup, MT

Musselshell County, Montana

ZIP code 59072 is located in Roundup, Montana, within Musselshell County. It covers approximately 1,291.32 square miles and serves a population of 4,483 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 406.

About ZIP code 59072

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $223,100. Owner-occupancy is high at 81%, well above the national average.

Median household income is $55,675. 50% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is sales and office, with education and healthcare as the leading industry. The average commute of 29 minutes is near the national average.

College attainment at 19% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (21%) compared to national benchmarks.

Notable community characteristics include a notable veteran presence at 12% of civilians, above the national average of 7%.

Overall, ZIP code 59072 reflects a community defined by a trades-oriented workforce, a strong veteran community, high homeownership, and a significant Social Security-dependent population.

4,483

population

1,291.32

sq mi land

Standard

ZIP type

Mountain (MT)

timezone

59072 ZIP code map

Cities in ZIP code 59072

Below are the cities the US Postal Service accepts for ZIP code 59072. Using any city not on this list may result in mail delivery delays.

City	Status
Roundup	Acceptable
Roundup	Preferred

Demographics updated 07/2026

Population
Total population	4,483
Population density	4,483 / sq mi
State FIPS	30
County FIPS	065

Geography
Land area	1,291.32 sq mi
Water area	2.60 sq mi
Latitude	46.4991
Longitude	-108.5841
Timezone	Mountain (MT)
Area code	406

Total population by age

Gender

Race & ethnicity

Economics updated 07/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	55.0%	55.7%	44.2%
$50k – $100k	29.9%	29.5%	32.0%
$100k – $200k	12.7%	12.4%	19.2%
Over $200k	2.5%	2.5%	4.7%

Demographics & statistics

4,483

Population

4,483

People per sq mi

51.6

Median age

$55,675

Median household income

$31,996

Per capita income

$223,100

Median home value

$1,058

Median monthly rent

80.8%

Home ownership

11.4%

Poverty rate

5.1%

Unemployment

1,973

Housing units

18.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

140

5–9

137

117

10–14

115

162

15–19

159

20–24

164

25–34

160

236

35–44

232

252

45–54

247

145

55–59

143

230

60–64

225

413

65–74

405

201

75–84

198

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	845	18.8%
18 and over	3,638	81.2%
65 and over	1,295	28.9%
Median age	51.6 years

Race & ethnicity

White 91%

Two or more races 4.6%

American Indian / Alaska Native 2.2%

Hispanic or Latino 1.3%

Other race 0.9%

Group	Count	%
White	4,132	91%
Two or more races	209	4.6%
American Indian / Alaska Native	100	2.2%
Hispanic or Latino	59	1.3%
Other race	42	0.9%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	55.0%	55.7%	44.2%
$50k – $100k	29.9%	29.5%	32.0%
$100k – $200k	12.7%	12.4%	19.2%
Over $200k	2.5%	2.5%	4.7%

Under $10k 3.8%

$10k–$15k 2.5%

$15k–$25k 12.9%

$25k–$35k 12.2%

$35k–$50k 11.9%

$50k–$75k 24.2%

$75k–$100k 13.9%

$100k–$150k 11.5%

$150k–$200k 3.0%

$200k+ 4.1%

Range	% of households
Under $10k	3.8%
$10k–$15k	2.5%
$15k–$25k	12.9%
$25k–$35k	12.2%
$35k–$50k	11.9%
$50k–$75k	24.2%
$75k–$100k	13.9%
$100k–$150k	11.5%
$150k–$200k	3.0%
$200k+	4.1%
Median income	$55,675

Housing

Home values

Under $50k 10.5%

$50k–$100k 11.6%

$100k–$150k 14.1%

$150k–$200k 8.2%

$200k–$300k 18.9%

$300k–$500k 27.9%

$500k–$1M 6.1%

$1M+ 2.7%

Housing overview

Metric	Value
Median home value	$223,100
Median rent / month	$1,058
Owner occupied	80.8%
Renter occupied	19.2%
Vacant	17.4%
Single-family detached	82.3%
Large apartment buildings	0.4%
Mobile homes	16.2%
Median rooms	5.6
Avg household size (owned)	2.20

Year built

Era	%
2020 or later	0.0%
2010–2019	8.1%
2000–2009	11.6%
1990–1999	12.1%
1980–1989	11.0%
1970–1979	16.4%
1960–1969	3.2%
1950–1959	7.0%
1940–1949	6.4%
1939 or earlier	24.3%

Bedrooms

Size	% of units
No bedroom (studio)	2.0%
1 bedroom	4.8%
2 bedrooms	36.0%
3 bedrooms	38.7%
4 bedrooms	12.7%
5+ bedrooms	5.8%

Vehicles per household

Vehicles	% of households
No vehicle	3.5%
1 vehicle	20.4%
2 vehicles	32.7%
3 or more	43.4%

Heating fuel

Fuel type	%
Utility gas	1.8%
Electricity	14.0%
Propane / LP gas	51.8%
Fuel oil	11.1%
Wood	17.3%

Households & families

Household type	Count	%
Married-couple family	1,052	54.3%
Cohabiting couple	68	3.5%
Male householder, no spouse	385	19.9%
Female householder, no spouse	431	22.3%
Households with children under 18	349	18.0%
Households with seniors (65+)	894	46.2%
Average household size	2.29

Marital status

Status	Male	Female
Never married	23.4%	17.7%
Married	57.7%	55.6%
Separated	3.6%	0.2%
Widowed	1.5%	13.0%
Divorced	13.8%	13.5%

Education

Less than 9th grade 1.7%

Some HS, no diploma 7.7%

HS graduate 36.3%

Some college, no degree 24.2%

Associate's degree 11.1%

Bachelor's degree 13.8%

Graduate / professional 5.1%

Metric	%
HS diploma or higher	90.6%
Bachelor's or higher	18.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	58	7.9%
Kindergarten	110	15.0%
Elementary school	310	42.3%
High school	198	27.0%
College / grad school	56	7.7%

Employment

Industry of employment

Education & healthcare 18.6%

Agriculture & mining 18.2%

Professional & management 9.5%

Retail trade 9.4%

Transportation & utilities 8.3%

Other services 6.8%

Construction 6.2%

Public administration 6.1%

Wholesale trade 4.9%

Finance & real estate 4.3%

Manufacturing 3.9%

Arts, food & hospitality 3.2%

Information 0.6%

Occupation

Category	%
Management, business & arts	20.9%
Service	17.2%
Sales & office	26.1%
Natural resources & construction	23.7%
Production & transportation	12.0%

Employment type

Type	%
Private sector	76.6%
Government	13.9%
Self-employed	7.8%
Unpaid family workers	1.7%

Commute

Method	%
Drive alone	73.3%
Carpool	7.7%
Public transit	0.0%
Walk	2.8%
Work from home	14.7%
Other means	1.6%
Avg commute (minutes)	29.3

Poverty

All people 11.4%

Under 18 years 17.3%

18 and over 10.1%

Married-couple families 9.3%

Female-led households 14.0%

Income support

Source	% of households
Social Security	49.5%
Retirement income	22.1%
Supplemental Security	6.6%
Cash public assistance	1.7%
Food stamps / SNAP	11.3%

Health indicators

Condition	%
Obesity	33.2%
High blood pressure	35.0%
High cholesterol	35.2%
Diabetes	11.8%
Heart disease	8.4%
Stroke	4.0%
Asthma	10.4%
Arthritis	30.8%
Kidney disease	3.6%
Pulmonary disease	9.1%
Cancer	8.0%

Behavior / access	%
Smoking	20.7%
Binge drinking	18.9%
No physical activity	24.7%
Less than 7 hrs sleep	32.4%
Depression	22.0%
Fair or poor health	16.3%
Poor mental health	13.2%
Poor physical health	13.1%
No health insurance	12.8%
Visited doctor (checkup)	70.4%
Visited dentist	58.9%
Cholesterol screening	89.5%
Teeth loss	16.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	438	12.0%

Disability	%
Any disability	18.5%
Under 18	6.2%
18–64 years	16.0%
65 and over	31.0%

Health insurance coverage

Type	%
Private insurance	60.4%
Public insurance	52.6%
No insurance	5.9%
Uninsured under 19	5.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	4,311	96.2%
Spanish	24	0.6%
Other Indo-European	11	0.3%
Asian & Pacific Islander	13	0.3%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	4,395	98.0%
Born in same state	4,386	97.8%
Born in different state	2,174	48.5%
Foreign born	9	0.2%
Naturalized citizen	88	2.0%
Not a US citizen	19	21.6%

Ancestry

Ancestry	Count	%
Italian	493	11%
French	457	10.2%
Arab	394	8.8%
Polish	277	6.2%

Ancestry	Count	%
Dutch	147	3.3%
English	118	2.6%
German	31	0.7%
Irish	22	0.5%

Technology access

Metric	% of households
Computer access	43.2%
Internet access	84.1%

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

Frequently asked questions about ZIP code 59072

What city is ZIP code 59072 in?

ZIP code 59072 is primarily assigned to Roundup, Montana.

What county is ZIP code 59072 in?

ZIP code 59072 falls within Musselshell County, Montana.

Does ZIP code 59072 have an older population?

29% of residents in ZIP code 59072 are 65 or older, above the national average of ~17%.

Does ZIP code 59072 have a large retiree population?

50% of households in ZIP code 59072 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 59072 mostly owner-occupied?

81% of occupied units in ZIP code 59072 are owner-occupied, well above the national average.

Does ZIP code 59072 have a large veteran population?

12% of civilians in ZIP code 59072 are veterans, above the national average of ~7%.

What timezone is ZIP code 59072 in?

ZIP code 59072 observes the MST timezone.