Postal Codes

48170 ZIP Code

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ZIP code 48170 covers Plymouth, Michigan, with a population of about 40,573 and a median household income of $109,442.

Population
40,5731,177 per square mile
Median age
45.77 points above the US average
Median household income
$109,4421.5× the Michigan median
Poverty rate
3.9%8.5 points below the US average
Typical home value
$487,719up 26.7% in five years
Median rent
$1,114about the Michigan median
Degree or higher
59%24 points above the US average
Homeownership
78.5%13.5 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
1,592

Where 48170 is

Plymouth, Michigan — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population40,573
Median age45.7
Family households63.8%
Born outside the US6.5%
Speaks a language other than English at home7.2%
White (non-Hispanic)86.8%
Black (non-Hispanic)2.1%
Asian (non-Hispanic)3.5%
Hispanic or Latino2.7%
Veterans5.4%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$109,442
Income per person$63,393
Poverty rate3.9%
Households on SNAP or cash assistance3%

Household income distribution

Under $10k2.7%
$10–15k1.5%
$15–20k1.8%
$20–25k2.7%
$25–30k1.6%
$30–35k2.9%
$35–40k2.5%
$40–45k3.3%
$45–50k3.0%
$50–60k5.7%
$60–75k7.2%
$75–100k10.4%
$100–125k10.9%
$125–150k9.5%
$150–200k10.7%
$200k or more23.7%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed22,090
Mean adjusted gross income$136,663
Returns declaring $200,000 or more16.8%
Returns, under $25k22.1%
Returns, $25k–$50k14.8%
Returns, $50k–$75k12.4%
Returns, $75k–$100k9.8%
Returns, $100k–$200k24.1%
Returns, $200k or more16.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$400,800
Median gross rent$1,114
Rent as a share of household income27.1%
Owner-occupied78.5%
Vacant homes4.5%
Median year built1975

What the homes are

Detached house67.8%
Attached house6.5%
2 to 4 units6.2%
5 to 19 units10.3%
20 or more units5%
Mobile home4.2%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$487,719as of 2026-07
Typical home value, 1 yearup 4.3%
Typical home value, 5 yearsup 26.7%
Typical home value, 10 yearsup 61.8%
Typical asking rent$1,870as of 2026-07
Typical asking rent, 1 yearup 2.7%
Typical home value since 2000
200020132026$487,719$197,943

$222,862 in 2000 to $487,719 in 2026.

Typical asking rent
202220242026$1,870$1,623

$1,623 in 2022 to $1,870 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4%
Bachelor's degree or higher59%
High school diploma or higher97%
Works from home23%
Drives to work alone70.4%
Takes public transport0.1%
Commutes 45 minutes or more10.4%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity27.4% 6 pts below the national average of 33.4%
Diagnosed diabetes9% 3 pts below the national average of 12%
Currently smokes9.2% 4 pts below the national average of 13.2%
High blood pressure32.6% 1.5 pts below the national average of 34.1%
Fair or poor general health13.2% 7.1 pts below the national average of 20.3%
No health insurance (18–64)3.9% 7.4 pts below the national average of 11.3%
Depression23.7% 1.8 pts above the national average of 21.9%
No leisure-time physical activity17.4% 8 pts below the national average of 25.4%
Arthritis28% 2.9 pts above the national average of 25.1%
Binge drinking17% 1 pts above the national average of 16%
Taking blood pressure medication77.8% 3.1 pts above the national average of 74.7%
Cancer (non-skin)10.7% 3 pts above the national average of 7.7%
Current asthma10.3% same as the national average of 10.4%
Coronary heart disease5.9% same as the national average of 6.2%
Routine check-up in past year81.2% 4.5 pts above the national average of 76.7%
Cholesterol screening91.1% 5.2 pts above the national average of 85.9%
Cognitive disability9.8% 5 pts below the national average of 14.8%
Colorectal screening73.5% 9.2 pts above the national average of 64.3%
COPD5.8% 0.8 pts below the national average of 6.6%
Visited a dentist78.1% 16.8 pts above the national average of 61.3%
Any disability23.8% 6.9 pts below the national average of 30.7%
Lacks emotional support18.7% 6.1 pts below the national average of 24.8%
Food insecurity7.5% 9.6 pts below the national average of 17.1%
Received food stamps5.9% 8.4 pts below the national average of 14.3%
Hearing disability6.5% same as the national average of 6.7%
High cholesterol36.9% 0.7 pts above the national average of 36.2%
Housing insecurity6.6% 7.2 pts below the national average of 13.8%
Independent living disability5.7% 2.7 pts below the national average of 8.4%
Lacks transport4.7% 4.5 pts below the national average of 9.2%
Loneliness27.2% 7.2 pts below the national average of 34.4%
Mammography use80.8% 4.9 pts above the national average of 75.9%
Poor mental health (14+ days)14.7% 2.1 pts below the national average of 16.8%
Mobility disability10% 4 pts below the national average of 14%
Poor physical health (14+ days)11.1% 2.4 pts below the national average of 13.5%
Self-care disability2.4% 1.6 pts below the national average of 4%
Utility shut-off threat4.7% 4.1 pts below the national average of 8.8%
Sleeps under 7 hours31.8% 4.6 pts below the national average of 36.4%
Stroke2.8% 0.6 pts below the national average of 3.4%
All natural teeth lost5.6% 7.4 pts below the national average of 13%
Vision disability3% 2.6 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments1,592
People employed32,451
Annual payroll$2,342,289,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 35.8% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 14 census tracts this ZIP code covers
Expected annual loss50.9 out of 100
Community resilience68.5 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Strong wind79.6Relatively High at its worst in this ZIP code
Landslide73.7Relatively Low at its worst in this ZIP code
Tornado72.8Relatively High at its worst in this ZIP code
Ice storm71.9Relatively Moderate at its worst in this ZIP code
Cold wave69.8Relatively High at its worst in this ZIP code
Wildfire56.8Relatively Low at its worst in this ZIP code
Heat wave53.8Relatively Moderate at its worst in this ZIP code
River flooding46.6Relatively High at its worst in this ZIP code
Winter weather44.3Relatively Moderate at its worst in this ZIP code
Lightning40.7Relatively Moderate at its worst in this ZIP code
Hail40Relatively Moderate at its worst in this ZIP code
Hurricane32.2Very Low at its worst in this ZIP code
Earthquake31.6Relatively Low at its worst in this ZIP code
Compared with Michigan and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMichiganUnited States
Median household income$109,442$71,149$78,538
Income per person$63,393$39,538$43,289
Poverty rate3.9%13.1%12.4%
Median home value$400,800$217,600$303,400
Median gross rent$1,114$1,084$1,348
Homeownership78.5%72.9%65%
Bachelor's degree or higher59%31.8%35%
Unemployment rate4%5.8%5.2%
Works from home23%12%13.5%
Born outside the US6.5%7%13.9%
Median age45.740.138.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationFARMINGTON, MI US14.6 km away
Rain in a year33 in
Snow in a year36 in

Average high and low by month

January30.4°F / 15.6°F2.34 in rain, 9.8 in snow
February33.7°F / 15.7°F1.75 in rain, 10.6 in snow
March43.6°F / 24°F2.07 in rain, 4.7 in snow
April56.7°F / 34.1°F3.05 in rain, 1.5 in snow
May68.5°F / 45.8°F3.61 in rain
June78.4°F / 56°F3.31 in rain
July82.9°F / 59.8°F3.21 in rain
August80.7°F / 58.9°F3.17 in rain
September73.5°F / 51°F3.35 in rain
October60.3°F / 39.9°F2.65 in rain
November46.7°F / 29.7°F2.48 in rain, 2.3 in snow
December35.4°F / 21.8°F2.03 in rain, 7.1 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket41% of this ZIP code's area
No vehicle and far from a supermarket7% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 4 school districts, so the address decides which one, not the ZIP code.

Plymouth-Canton Community Schools92.6% of this ZIP code's land area
Ann Arbor Public Schools3.5% of this ZIP code's land area
South Lyon Community Schools2.2% of this ZIP code's land area
Northville Public Schools1.7% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability15more vulnerable than 15% of US census tracts
Socioeconomic status18more vulnerable than 18% of US census tracts
Household characteristics27more vulnerable than 27% of US census tracts
Racial and ethnic minority status25more vulnerable than 25% of US census tracts
Housing type and transport22more vulnerable than 22% of US census tracts
Walkability6.7 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

48187 Canton, MI4.2 km away
48168 Northville, MI4.7 km away
48167 Northville, MI6.4 km away
48185 Westland, MI8.6 km away
48188 Canton, MI8.7 km away
48154 Livonia, MI9 km away
48175 Salem, MI9 km away
48150 Livonia, MI9.5 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Wayne County54.7% of this ZIP code's land area
Washtenaw County45.3% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area34.48 sq mi
Water area0.22 sq mi
Population density1,177 people per sq mi
Latitude, longitude42.3688, -83.4799

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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