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US ZIP Code Profile

ZIP Code 48174
Romulus, Michigan

ZIP code 48174 is in Romulus, located in Wayne County, Michigan, within the Detroit-Warren-Dearborn metro area. Its 2020 Census population was 33,683. The estimated median adjusted gross income per tax return is $40,047, and about 2% of filers report $200,000 or more.

2020 Population
33,683
Census ZCTA
County
Wayne
FIPS 26163
Median income (est.)
$40,047
IRS SOI 2022
Land Area
40.999 mi²
+ 0.227 mi² water

01Location & Geography

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

Primary CityRomulus, MI
CountyWayne County (FIPS 26163)
StateMichigan (FIPS 26)
Metro Area (MSA)Detroit-Warren-Dearborn, MI Metro Area (19820)
Census Region / DivisionMidwest Region · East North Central Division
Coordinates42.2343, -83.394325
Land / Water Area40.999 mi² land · 0.227 mi² water

02Income & Economics

Distribution of the 15,920 individual tax returns filed in 48174 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
34.1%
$25K–$50K
26.5%
$50K–$75K
16.0%
$75K–$100K
9.6%
$100K–$200K
12.0%
$200K+
1.8%
The $200,000+ bracket accounts for 11% of 48174's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($40,047) 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 48174's IRS income metrics, 2020–2022.

Median income (2021→2022)
$40,047
▲ 4.6%
Filers earning $200K+
1.8%
▲ 0.5 pt
Total filers
15,920
▲ 1.3%
GET /zipc/v2/zipcodes/48174/soi?year=… $36K 2020 $38K 2021 $40K 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 48174 ZCTA.

2000
29,937
 
2010
31,515
▲ +5.3%
2020
33,683
▲ +6.9%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 48174. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 48174

Romulus and its immediate neighbors, sorted by distance.

3 mi
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Distance from 48174 to any ZIP

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06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number258170
City AliasesBrownstown, Brownstown Township, Brownstown Twp, Romulus, Brownstwn Twp

07Frequently Asked Questions

What county is ZIP code 48174 in?

ZIP code 48174 is in Wayne County, Michigan (county FIPS code 26163).

What city is ZIP code 48174?

The primary USPS city for 48174 is Romulus, MI.

What metro area (MSA) is 48174 in?

48174 is part of the Detroit-Warren-Dearborn, MI Metro Area (MSA code 19820).

What is the population of ZIP code 48174?

The 2020 Census population of 48174 was 33,683 residents.

What is the median income in ZIP code 48174?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 48174 is about $40,047, with around 2% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.