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Michigan ZIP Codes
Ontonagon County
Mass City, MI
49948
49948 ZIP Code — Mass City, MI
Ontonagon County, Michigan
ZIP code 49948 is located in
Mass City ,
Michigan ,
within Ontonagon County .
It covers approximately 111.72 square miles and serves a population of
599 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 906 .
About ZIP code 49948
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 $71,000. Owner-occupancy is high at 88%, well above the national average.
Median household income is $54,688. 49% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 29 minutes is near the national average.
College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (23%) compared to national benchmarks.
Notable community characteristics include disability rates above the national average at 23%.
Overall, ZIP code 49948 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.
49948 ZIP code map
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Cities in ZIP code 49948
Below are the cities the US Postal Service accepts for ZIP code 49948. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
599
Population density
5 / sq mi
State FIPS
26
County FIPS
131
Geography
Land area
111.72 sq mi
Water area
0.46 sq mi
Latitude
46.6874
Longitude
-89.0260
Timezone
Eastern (ET)
Area code
906
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
51.9%
59.1%
42.6%
$50k – $100k
37.4%
31.1%
31.1%
$100k – $200k
10.6%
9.6%
20.6%
Over $200k
0.0%
0.2%
5.7%
Demographics & statistics
$54,688
Median household income
$1,625
Median monthly rent
17.7%
Bachelor's or higher
Age distribution
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
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
Income range
This ZIP
County avg
State avg
Under $50k
51.9%
59.1%
42.6%
$50k – $100k
37.4%
31.1%
31.1%
$100k – $200k
10.6%
9.6%
20.6%
Over $200k
0.0%
0.2%
5.7%
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
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
Some college, no degree
23.4%
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%
Public administration
12.0%
Agriculture & mining
9.1%
Transportation & utilities
6.3%
Arts, food & hospitality
6.3%
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% Work from home 10.9% Other means 0.0% Avg commute (minutes) 29.2
Poverty
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 % Obesity 40.1% High blood pressure 41.5% High cholesterol 40.8% Diabetes 14.7% 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 % Smoking 23.4% Binge drinking 16.7% No physical activity 24.6% Less than 7 hrs sleep 34.5% Depression 21.5% 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% No insurance 3.7% 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 about ZIP code 49948
What city is ZIP code 49948 in?
ZIP code 49948 is primarily assigned to Mass City, Michigan.
What county is ZIP code 49948 in?
ZIP code 49948 falls within Ontonagon County, Michigan.
Does ZIP code 49948 have an older population?
30% of residents in ZIP code 49948 are 65 or older, above the national average of ~17%.
Does ZIP code 49948 have a large retiree population?
49% of households in ZIP code 49948 receive Social Security income, suggesting a significant retiree or disability population.
Is ZIP code 49948 mostly owner-occupied?
88% of occupied units in ZIP code 49948 are owner-occupied, well above the national average.
What is the typical home value in ZIP code 49948?
The median home value in ZIP code 49948 is $71,000.
What timezone is ZIP code 49948 in?
ZIP code 49948 observes the EST timezone.
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