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US ZIP Code Profile

ZIP Code 48085
Troy, Michigan

ZIP code 48085 is in Troy, located in Oakland County, Michigan, within the Detroit-Warren-Dearborn metro area. Its 2020 Census population was 26,507. The estimated median adjusted gross income per tax return is $86,400, and about 15% of filers report $200,000 or more.

2020 Population
26,507
Census ZCTA
County
Oakland
FIPS 26125
Median income (est.)
$86,400
IRS SOI 2022
Land Area
9.302 mi²
+ 0.166 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityTroy, MI
CountyOakland County (FIPS 26125)
StateMichigan (FIPS 26)
Metro Area (MSA)Detroit-Warren-Dearborn, MI Metro Area (19820)
Census Region / DivisionMidwest Region · East North Central Division
Coordinates42.60403, -83.12211
Land / Water Area9.302 mi² land · 0.166 mi² water

02Income & Economics

Distribution of the 12,720 individual tax returns filed in 48085 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
22.7%
$25K–$50K
12.8%
$50K–$75K
10.0%
$75K–$100K
9.8%
$100K–$200K
29.2%
$200K+
15.5%
The $200,000+ bracket accounts for 45% of 48085's total adjusted gross income, from 15% of returns — a concentration that drives the gap between the median ($86,400) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 48085's IRS income metrics, 2020–2022.

Median income (2021→2022)
$86,400
▲ 1.0%
Filers earning $200K+
15.5%
▲ 1.2 pt
Total filers
12,720
▲ 0.5%
GET /zipc/v2/zipcodes/48085/soi?year=… $76K 2020 $86K 2021 $86K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 48085 ZCTA.

2010
24,660
 
2020
26,507
▲ +7.5%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 48085. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 48085

Troy and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 48085 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortB
USPS Finance Number259380
City AliasesTroy

07Frequently Asked Questions

What county is ZIP code 48085 in?

ZIP code 48085 is in Oakland County, Michigan (county FIPS code 26125).

What city is ZIP code 48085?

The primary USPS city for 48085 is Troy, MI.

What metro area (MSA) is 48085 in?

48085 is part of the Detroit-Warren-Dearborn, MI Metro Area (MSA code 19820).

What is the population of ZIP code 48085?

The 2020 Census population of 48085 was 26,507 residents.

What is the median income in ZIP code 48085?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 48085 is about $86,400, with around 15% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.