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US ZIP Code Profile

ZIP Code 55104
Saint Paul, Minnesota

ZIP code 55104 is in Saint Paul, located in Ramsey County, Minnesota, within the Minneapolis-St. Paul-Bloomington metro area. Its 2020 Census population was 45,612. The estimated median adjusted gross income per tax return is $45,176, and about 6% of filers report $200,000 or more.

2020 Population
45,612
Census ZCTA
County
Ramsey
FIPS 27123
Median income (est.)
$45,176
IRS SOI 2022
Land Area
6.057 mi²
+ 0.042 mi² water

01Location & Geography

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

Primary CitySaint Paul, MN
CountyRamsey County (FIPS 27123)
StateMinnesota (FIPS 27)
Metro Area (MSA)Minneapolis-St. Paul-Bloomington, MN-WI Metro Area (33460)
Census Region / DivisionMidwest Region · West North Central Division
Coordinates44.953896, -93.164444
Land / Water Area6.057 mi² land · 0.042 mi² water

02Income & Economics

Distribution of the 20,540 individual tax returns filed in 55104 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
28.8%
$25K–$50K
26.2%
$50K–$75K
16.4%
$75K–$100K
8.9%
$100K–$200K
13.7%
$200K+
5.9%
The $200,000+ bracket accounts for 33% of 55104's total adjusted gross income, from 6% of returns — a concentration that drives the gap between the median ($45,176) 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 55104's IRS income metrics, 2020–2022.

Median income (2021→2022)
$45,176
▲ 3.8%
Filers earning $200K+
5.9%
▲ 0.3 pt
Total filers
20,540
▲ 1.9%
GET /zipc/v2/zipcodes/55104/soi?year=… $41K 2020 $44K 2021 $45K 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 55104 ZCTA.

2000
46,133
 
2010
43,248
▼ -6.3%
2020
45,612
▲ +5.5%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 55104. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 55104

Saint Paul and its immediate neighbors, sorted by distance.

3 mi
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Distance from 55104 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 Number268360
City AliasesSaint Paul

07Frequently Asked Questions

What county is ZIP code 55104 in?

ZIP code 55104 is in Ramsey County, Minnesota (county FIPS code 27123).

What city is ZIP code 55104?

The primary USPS city for 55104 is Saint Paul, MN.

What metro area (MSA) is 55104 in?

55104 is part of the Minneapolis-St. Paul-Bloomington, MN-WI Metro Area (MSA code 33460).

What is the population of ZIP code 55104?

The 2020 Census population of 55104 was 45,612 residents.

What is the median income in ZIP code 55104?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 55104 is about $45,176, with around 6% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.