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ZIP Code 48178
South Lyon, MI, Livingston County
Population
37,789
Land area
48sq mi
People per sq mi
788
City
South Lyon
ZIP 48178 and nearby ZIP codes
ZIP 48178 at a glance
- ZIP 48178 (South Lyon) is about 4.4 times as dense as Michigan as a whole.
- The median household income is $131,558, 81% above the Michigan median of $72,875.
- A typical owner-occupied home is valued at $410,500 (77% above Michigan) and median rent is $1,336 a month.
Local data for ZIP 48178
Counts from official public data
Housing and community stats
ZIP 48178, American Community Survey 2020-2024
Median household income
$131,558
Poverty rate
3.9%
Median home value
$410,500
Prices +5.2% in a year
Median rent
$1,336/mo
Homeownership
91.2%
Bachelor's or higher
54.4%
Median age
42.9
Average commute
31.5 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
632
ZIP Business Patterns 2023
Employees
4,611
$211M annual payroll
PPP loans
$31.8M
654 loans
Campaign donations
$305K
21% D, 13% R, 2026 cycle
Environment and hazard risk
ZIP 48178, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: strong wind
Storm events since 1996
534
Countywide, mostly thunderstorm wind
Flood insurance policies
228
0.3% of homes, county
July high / Jan low
82° / 15°F
34.5 inches of rain a year
Health statistics
Share of adults in ZIP 48178, CDC PLACES estimates
Obesity
30.4%
U.S. 33.3% -2.9 pts
Diabetes
8.9%
U.S. 12.1% -3.2 pts
Smoking
10.7%
U.S. 12.8% -2.1 pts
Uninsured (18-64)
4.3%
U.S. 11.1% -6.8 pts
Frequently asked questions
- What city is ZIP code 48178?
- ZIP code 48178 is in South Lyon, MI (Livingston County).
- What county is ZIP code 48178 in?
- ZIP code 48178 is mostly in Livingston County, Michigan.
- How many people live in ZIP code 48178?
- About 37,789 people live in the 48178 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.