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US ZIP Code Profile

ZIP Code 48034
Southfield, Michigan

ZIP code 48034 is in Southfield, located in Oakland County, Michigan, within the Detroit-Warren-Dearborn metro area. Its 2020 Census population was 14,480. The estimated median adjusted gross income per tax return is $39,286, and about 3% of filers report $200,000 or more.

2020 Population
14,480
Census ZCTA
County
Oakland
FIPS 26125
Median income (est.)
$39,286
IRS SOI 2022
Land Area
4.311 mi²
+ 0 mi² water

01Location & Geography

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

Primary CitySouthfield, 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
Coordinates42.496925, -83.29109
Land / Water Area4.311 mi² land · 0 mi² water

02Income & Economics

Distribution of the 6,820 individual tax returns filed in 48034 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
34.8%
$25K–$50K
26.7%
$50K–$75K
15.7%
$75K–$100K
8.5%
$100K–$200K
11.0%
$200K+
3.4%
The $200,000+ bracket accounts for 28% of 48034's total adjusted gross income, from 3% of returns — a concentration that drives the gap between the median ($39,286) 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 48034's IRS income metrics, 2020–2022.

Median income (2021→2022)
$39,286
▼ 2.2%
Filers earning $200K+
3.4%
▲ 0.1 pt
Total filers
6,820
▲ 1.5%
GET /zipc/v2/zipcodes/48034/soi?year=… $39K 2020 $40K 2021 $39K 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 48034 ZCTA.

2000
31,699
 
2010
12,590
▼ -60.3%
2020
14,480
▲ +15.0%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 48034. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 48034

Southfield and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 48034 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 Number258805
City AliasesSouthfield

07Frequently Asked Questions

What county is ZIP code 48034 in?

ZIP code 48034 is in Oakland County, Michigan (county FIPS code 26125).

What city is ZIP code 48034?

The primary USPS city for 48034 is Southfield, MI.

What metro area (MSA) is 48034 in?

48034 is part of the Detroit-Warren-Dearborn, MI Metro Area (MSA code 19820).

What is the population of ZIP code 48034?

The 2020 Census population of 48034 was 14,480 residents.

What is the median income in ZIP code 48034?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 48034 is about $39,286, with around 3% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.