Mass City ZIP Code List — Ontonagon County, MI

There is one unique ZIP code in Mass City, Michigan and it is 49948. Area code: 906.

ZIP codes

111.72

sq mi land

0.46

sq mi water

906

area code

Mass City, MI ZIP code map

About Mass City, MI

Mass City, Michigan, is a quaint community nestled in Ontonagon County. Known for its serene environment and close-knit feel, this small town offers residents and visitors alike a glimpse of rustic northern living. The area is characterized by its natural beauty, making it an appealing destination for outdoor enthusiasts.

Location & geography

Located in the western part of Michigan's Upper Peninsula, Mass City is surrounded by vast woodlands and picturesque landscapes. It is approximately 11 miles southwest of Ontonagon and about 30 miles northeast of Ironwood, which are nearby cities that provide additional amenities and services. The town covers a land area of 111.72 square miles, with a small water area of 0.46 square miles contributing to its scenic beauty.

Community & economy

The community of Mass City is characterized by its friendly atmosphere and strong sense of identity among residents. Primarily a logging and agriculture-based economy, the town reflects a lifestyle that is both peaceful and industrious. Daily life in Mass City often revolves around outdoor activities, with residents taking advantage of the abundant forests and recreational opportunities in the area.

Transportation

Mass City is accessible via U.S. Highway 45, which provides a direct route to larger cities and attractions in the region. The nearest airport is Gogebic-Iron County Airport, located about 25 miles southwest, serving as the primary air travel point for residents and visitors. Public transportation options are limited, making personal vehicles the most common mode of transit in and around the area.

History

Mass City was established in the late 19th century primarily as a logging town, which played a significant role in shaping its early economy. Throughout its history, the town has gradually evolved with the decline of logging, shifting towards a more diversified economy. The community has preserved its rich heritage while also welcoming tourism, especially for those interested in outdoor activities and exploring the northern woods.

Did you know?

One surprising fact about Mass City is its unique position in the scenic backdrop of Michigan’s Upper Peninsula, often overlooked by tourists heading to more urban destinations. Additionally, the town is located close to several trails that are popular for hiking, snowmobiling, and ATV riding, attracting adventure seekers year-round.

ZIP codes for Mass City, MI (1)

ZIP code	City	County	Map
49948	Mass City	Ontonagon	View map

Demographics & statistics

599

Population

49.1

Median age

$54,688

Median household income

$26,911

Per capita income

$71,000

Median home value

$1,625

Median monthly rent

88.3%

Home ownership

9.7%

Poverty rate

14.2%

Unemployment

467

Housing units

17.7%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

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	127	21.2%
18 and over	472	78.8%
65 and over	179	29.9%
Median age	49.1 years

Race & ethnicity

White 94.3%

Two or more races 4.8%

Black or African American 0.8%

Group	Count	%
White	565	94.3%
Two or more races	29	4.8%
Black or African American	5	0.8%

Household income

Under $10k 5.6%

$10k–$15k 2.8%

$15k–$25k 12.5%

$25k–$35k 10.1%

$35k–$50k 11.3%

$50k–$75k 22.6%

$75k–$100k 16.1%

$100k–$150k 11.3%

$150k–$200k 5.6%

$200k+ 2.0%

Range	% of households
Under $10k	5.6%
$10k–$15k	2.8%
$15k–$25k	12.5%
$25k–$35k	10.1%
$35k–$50k	11.3%
$50k–$75k	22.6%
$75k–$100k	16.1%
$100k–$150k	11.3%
$150k–$200k	5.6%
$200k+	2.0%
Median income	$54,688

Housing

Home values

Under $50k 26.9%

$50k–$100k 39.7%

$100k–$150k 8.7%

$150k–$200k 6.8%

$200k–$300k 11.9%

$500k–$1M 5.9%

Housing overview

Metric	Value
Median home value	$71,000
Median rent / month	$1,625
Owner occupied	88.3%
Renter occupied	11.7%
Vacant	50.0%
Single-family detached	93.5%
Large apartment buildings	0.6%
Mobile homes	5.2%
Median rooms	5.2
Avg household size (owned)	2.23

Year built

Era	%
2020 or later	0.0%
2010–2019	0.6%
2000–2009	7.3%
1990–1999	4.4%
1980–1989	9.1%
1970–1979	6.5%
1960–1969	7.1%
1950–1959	15.5%
1940–1949	6.3%
1939 or earlier	43.3%

Bedrooms

Size	% of units
No bedroom (studio)	4.6%
1 bedroom	15.5%
2 bedrooms	22.8%
3 bedrooms	40.9%
4 bedrooms	15.1%
5+ bedrooms	1.0%

Vehicles per household

Vehicles	% of households
No vehicle	3.6%
1 vehicle	29.8%
2 vehicles	41.1%
3 or more	25.4%

Heating fuel

Fuel type	%
Utility gas	7.7%
Electricity	5.6%
Propane / LP gas	38.3%
Fuel oil	14.9%
Wood	33.5%

Households & families

Household type	Count	%
Married-couple family	154	62.1%
Cohabiting couple	24	9.7%
Male householder, no spouse	29	11.7%
Female householder, no spouse	41	16.5%
Households with children under 18	54	21.8%
Households with seniors (65+)	119	48.0%
Average household size	2.42

Marital status

Status	Male	Female
Never married	21.8%	10.3%
Married	60.5%	64.8%
Separated	0.0%	0.0%
Widowed	1.9%	13.3%
Divorced	15.7%	11.6%

Education

Less than 9th grade 1.1%

Some HS, no diploma 6.7%

HS graduate 42.1%

Some college, no degree 23.4%

Associate's degree 9.0%

Bachelor's degree 10.8%

Graduate / professional 6.9%

Metric	%
HS diploma or higher	92.2%
Bachelor's or higher	17.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	6	4.4%
Kindergarten	0	0.0%
Elementary school	84	62.2%
High school	26	19.3%
College / grad school	19	14.1%

Employment

Industry of employment

Education & healthcare 17.7%

Other services 13.7%

Construction 12.6%

Public administration 12.0%

Manufacturing 9.7%

Agriculture & mining 9.1%

Retail trade 9.1%

Transportation & utilities 6.3%

Arts, food & hospitality 6.3%

Information 2.3%

Professional & management 1.1%

Occupation

Category	%
Management, business & arts	43.4%
Service	13.1%
Sales & office	14.3%
Natural resources & construction	9.1%
Production & transportation	20.0%

Employment type

Type	%
Private sector	64.6%
Government	17.7%
Self-employed	17.7%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	80.6%
Carpool	6.3%
Public transit	0.0%
Walk	2.3%
Other means	0.0%
Avg commute (minutes)	29.2

Poverty

All people 9.7%

Under 18 years 0.0%

18 and over 12.3%

Married-couple families 5.2%

Female-led households 28.6%

Income support

Source	% of households
Social Security	48.8%
Retirement income	42.7%
Supplemental Security	6.0%
Cash public assistance	0.8%
Food stamps / SNAP	11.3%

Health indicators

Condition	%
High blood pressure	41.5%
High cholesterol	40.8%
Heart disease	10.0%
Stroke	4.4%
Asthma	10.8%
Arthritis	36.9%
Kidney disease	3.9%
Pulmonary disease	11.1%
Cancer	8.5%

Behavior / access	%
Binge drinking	16.7%
No physical activity	24.6%
Less than 7 hrs sleep	34.5%
Fair or poor health	19.0%
Poor mental health	15.5%
Poor physical health	13.8%
No health insurance	10.0%
Visited doctor (checkup)	76.0%
Visited dentist	65.1%
Cholesterol screening	92.7%
Teeth loss	15.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	47	10.0%

Disability	%
Any disability	23.3%
Under 18	0.0%
18–64 years	21.4%
65 and over	43.0%

Health insurance coverage

Type	%
Private insurance	62.9%
Public insurance	59.2%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	581	97.0%
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)	599	100.0%
Born in same state	596	99.5%
Born in different state	492	82.1%
Foreign born	3	0.5%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Arab	103	17.2%
French	78	13%
Italian	47	7.8%
German	27	4.5%

Ancestry	Count	%
Norwegian	24	4%
English	10	1.7%
Polish	9	1.5%
Dutch	6	1%

Technology access

Metric	% of households
Computer access	41.4%
Internet access	88.7%

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

Frequently asked questions

What is the ZIP code for Mass City, MI?

Mass City, MI has one ZIP code: 49948.

What is the main ZIP code for Mass City, MI?

The primary ZIP code for Mass City, MI is 49948. The city uses area code 906 for phone service.

What county is Mass City, MI in?

Mass City is located in Ontonagon County, Michigan.

How many ZIP codes are in Mass City, MI?

Mass City, MI has 1 ZIP code.

What ZIP code should I use to mail a letter to a business in downtown Mass City?

Downtown Mass City uses ZIP code 49948, which covers the central business district in this small Ontonagon County community.

If I'm shipping a package to someone living in the Mass City area near Lac La Belle, what ZIP code would I need?

The Mass City area, including neighborhoods near Lac La Belle, all use the single ZIP code 49948 for mail delivery.