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US ZIP Code Profile

ZIP Code 48304
Bloomfield Hills, Michigan

ZIP code 48304 is in Bloomfield Hills, located in Oakland County, Michigan, within the Detroit-Warren-Dearborn metro area. Its 2020 Census population was 17,437. The estimated median adjusted gross income per tax return is $106,117, and about 29% of filers report $200,000 or more.

2020 Population
17,437
Census ZCTA
County
Oakland
FIPS 26125
Median income (est.)
$106,117
IRS SOI 2022
Land Area
11.309 mi²
+ 0.098 mi² water

01Location & Geography

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

Primary CityBloomfield Hills, 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
Coordinates42.58894, -83.23323
Land / Water Area11.309 mi² land · 0.098 mi² water

02Income & Economics

Distribution of the 8,590 individual tax returns filed in 48304 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
20.6%
$25K–$50K
10.8%
$50K–$75K
9.1%
$75K–$100K
8.2%
$100K–$200K
21.9%
$200K+
29.4%
The $200,000+ bracket accounts for 86% of 48304's total adjusted gross income, from 29% of returns — a concentration that drives the gap between the median ($106,117) 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 48304's IRS income metrics, 2020–2022.

Median income (2021→2022)
$106,117
▲ 1.1%
Filers earning $200K+
29.4%
▲ 0.6 pt
Total filers
8,590
▼ 1.2%
GET /zipc/v2/zipcodes/48304/soi?year=… $92K 2020 $105K 2021 $106K 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 48304 ZCTA.

2000
16,850
 
2010
16,009
▼ -5.0%
2020
17,437
▲ +8.9%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 48304. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 48304

Bloomfield Hills and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 48304 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 Number251050
City AliasesBloomfield Hills, Bloomfield Township, Bloomfield Twp, Bloomfld Hls, Bloomfield, Bloomfld Twp

07Frequently Asked Questions

What county is ZIP code 48304 in?

ZIP code 48304 is in Oakland County, Michigan (county FIPS code 26125).

What city is ZIP code 48304?

The primary USPS city for 48304 is Bloomfield Hills, MI.

What metro area (MSA) is 48304 in?

48304 is part of the Detroit-Warren-Dearborn, MI Metro Area (MSA code 19820).

What is the population of ZIP code 48304?

The 2020 Census population of 48304 was 17,437 residents.

What is the median income in ZIP code 48304?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 48304 is about $106,117, with around 29% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.