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Michigan ZIP Codes
Mason County
Custer, MI
49405
49405 ZIP Code — Custer, MI
Mason County, Michigan
ZIP code 49405 is located in
Custer ,
Michigan ,
within Mason County .
It covers approximately 70.01 square miles and serves a population of
1,705 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 231 .
About ZIP code 49405
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $124,600. Owner-occupancy is high at 91%, well above the national average.
Median household income is $59,306. 36% 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 28 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.
Overall, ZIP code 49405 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.
49405 ZIP code map
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Cities in ZIP code 49405
Below are the cities the US Postal Service accepts for ZIP code 49405. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
1,705
Population density
24 / sq mi
State FIPS
26
County FIPS
105
Geography
Land area
70.01 sq mi
Water area
0.55 sq mi
Latitude
43.9178
Longitude
-86.1864
Timezone
Eastern (ET)
Area code
231
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
46.4%
49.1%
42.6%
$50k – $100k
39.0%
34.0%
31.1%
$100k – $200k
13.6%
14.1%
20.6%
Over $200k
1.0%
2.7%
5.7%
Demographics & statistics
$59,306
Median household income
$124,600
Median home value
17.7%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 398 23.3%
18 and over 1,307 76.7%
65 and over 298 17.5%
Median age 40.5 years
Race & ethnicity
American Indian / Alaska Native
1.4%
Black or African American
0.8%
Group Count %
White 1,541 84.8%
Hispanic or Latino 112 6.2%
Two or more races 90 5%
Other race 27 1.5%
American Indian / Alaska Native 25 1.4%
Black or African American 15 0.8%
Asian 7 0.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
46.4%
49.1%
42.6%
$50k – $100k
39.0%
34.0%
31.1%
$100k – $200k
13.6%
14.1%
20.6%
Over $200k
1.0%
2.7%
5.7%
Range % of households
Under $10k 2.9%
$10k–$15k 1.6%
$15k–$25k 9.9%
$25k–$35k 7.3%
$35k–$50k 16.9%
$50k–$75k 22.1%
$75k–$100k 17.1%
$100k–$150k 16.4%
$150k–$200k 3.6%
$200k+ 2.0%
Median income $59,306
Housing
Housing overview
Metric Value
Median home value $124,600
Median rent / month $750
Owner occupied 90.6%
Renter occupied 9.4%
Vacant 32.4%
Single-family detached 82.3%
Large apartment buildings 0.0%
Mobile homes 16.0%
Median rooms 5.6
Avg household size (owned) 2.71
Year built
Era %
2020 or later 0.0%
2010–2019 2.8%
2000–2009 21.4%
1990–1999 13.7%
1980–1989 9.1%
1970–1979 12.6%
1960–1969 8.4%
1950–1959 5.3%
1940–1949 6.5%
1939 or earlier 20.4%
Bedrooms
Size % of units
No bedroom (studio) 1.4%
1 bedroom 9.0%
2 bedrooms 25.4%
3 bedrooms 46.8%
4 bedrooms 12.9%
5+ bedrooms 4.4%
Vehicles per household
Vehicles % of households
No vehicle 1.3%
1 vehicle 22.0%
2 vehicles 42.3%
3 or more 34.4%
Heating fuel
Fuel type %
Utility gas 19.7%
Electricity 6.2%
Propane / LP gas 46.7%
Fuel oil 1.0%
Wood 18.9%
No fuel used 1.8%
Households & families
Household type Count %
Married-couple family 351 57.2%
Cohabiting couple 50 8.1%
Male householder, no spouse 136 22.1%
Female householder, no spouse 77 12.5%
Households with children under 18 197 32.1%
Households with seniors (65+) 197 32.1%
Average household size 2.73
Marital status
Status Male Female
Never married 28.0% 28.7%
Married 50.1% 54.0%
Separated 1.5% 1.1%
Widowed 3.9% 6.7%
Divorced 16.4% 9.5%
Education
Some college, no degree
22.8%
Graduate / professional
7.3%
Metric %
HS diploma or higher 93.6%
Bachelor's or higher 17.7%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 33 10.1%
Kindergarten 20 6.1%
Elementary school 143 43.6%
High school 83 25.3%
College / grad school 49 14.9%
Employment
Industry of employment
Education & healthcare
25.8%
Professional & management
8.7%
Transportation & utilities
8.2%
Arts, food & hospitality
5.4%
Public administration
2.4%
Agriculture & mining
2.3%
Finance & real estate
2.1%
Occupation
Category %
Management, business & arts 33.4%
Service 9.3%
Sales & office 20.6%
Natural resources & construction 11.3%
Production & transportation 25.4%
Employment type
Type %
Private sector 79.5%
Government 15.8%
Self-employed 4.4%
Unpaid family workers 0.3%
Commute
Method %
Drive alone 80.5%
Carpool 9.4%
Public transit 0.6%
Walk 2.2%
Work from home 6.7%
Other means 0.6%
Avg commute (minutes) 27.5
Poverty
Married-couple families
8.8%
Female-led households
8.9%
Income support
Source % of households
Social Security 36.3%
Retirement income 32.6%
Supplemental Security 5.9%
Cash public assistance 6.4%
Food stamps / SNAP 15.8%
Health indicators
Condition %
Obesity 38.9%
High blood pressure 37.1%
High cholesterol 35.9%
Diabetes 13.0%
Heart disease 8.4%
Stroke 3.9%
Asthma 11.5%
Arthritis 33.0%
Kidney disease 3.5%
Pulmonary disease 10.1%
Cancer 7.4%
Behavior / access %
Smoking 23.1%
Binge drinking 18.2%
No physical activity 23.5%
Less than 7 hrs sleep 32.8%
Depression 23.1%
Fair or poor health 18.0%
Poor mental health 17.0%
Poor physical health 13.2%
No health insurance 10.2%
Visited doctor (checkup) 75.1%
Visited dentist 66.1%
Cholesterol screening 90.7%
Teeth loss 15.8%
Veterans & disability
Veterans Count %
Civilian veterans 111 8.5%
Disability %
Any disability 12.5%
Under 18 2.3%
18–64 years 13.4%
65 and over 23.9%
Health insurance coverage
Type %
Private insurance 63.8%
Public insurance 43.2%
No insurance 10.5%
Uninsured under 19 5.6%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,599 93.8%
Spanish 10 0.6%
Other Indo-European 10 0.6%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 1,694 99.4%
Born in same state 1,694 99.4%
Born in different state 1,525 89.4%
Foreign born 0 0.0%
Naturalized citizen 11 0.6%
Not a US citizen 11 100.0%
Ancestry
Ancestry Count %
French 153 9%
Italian 132 7.7%
Arab 107 6.3%
English 82 4.8%
Norwegian 47 2.8%
Ancestry Count %
Dutch 33 1.9%
Polish 15 0.9%
German 14 0.8%
Irish 6 0.4%
Technology access
Metric % of households
Computer access 36.0%
Internet access 92.2%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 49405
What city is ZIP code 49405 in?
ZIP code 49405 is primarily assigned to Custer, Michigan.
What county is ZIP code 49405 in?
ZIP code 49405 falls within Mason County, Michigan.
Is ZIP code 49405 mostly owner-occupied?
91% of occupied units in ZIP code 49405 are owner-occupied, well above the national average.
Does ZIP code 49405 have a large retiree population?
36% of households in ZIP code 49405 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 49405?
The median home value in ZIP code 49405 is $124,600.
What is the population of ZIP code 49405?
ZIP code 49405 has an estimated population of 1,705 residents, with a density of 24 people per square mile.
What timezone is ZIP code 49405 in?
ZIP code 49405 observes the EST timezone.
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