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US ZIP Code Profile

ZIP Code 55101
Saint Paul, Minnesota

ZIP code 55101 is in Saint Paul, located in Ramsey County, Minnesota, within the Minneapolis-St. Paul-Bloomington metro area. Its 2020 Census population was 7,788. The estimated median adjusted gross income per tax return is $52,551, and about 6% of filers report $200,000 or more.

2020 Population
7,788
Census ZCTA
County
Ramsey
FIPS 27123
Median income (est.)
$52,551
IRS SOI 2022
Land Area
0.816 mi²
+ 0.038 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
Coordinates44.951485, -93.09065
Land / Water Area0.816 mi² land · 0.038 mi² water

02Income & Economics

Distribution of the 4,720 individual tax returns filed in 55101 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
23.5%
$25K–$50K
24.4%
$50K–$75K
20.8%
$75K–$100K
11.9%
$100K–$200K
13.1%
$200K+
6.4%
The $200,000+ bracket accounts for 53% of 55101's total adjusted gross income, from 6% of returns — a concentration that drives the gap between the median ($52,551) 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 55101's IRS income metrics, 2020–2022.

Median income (2021→2022)
$52,551
▲ 6.2%
Filers earning $200K+
6.4%
▼ 1.1 pt
Total filers
4,720
▲ 0.2%
GET /zipc/v2/zipcodes/55101/soi?year=… $48K 2020 $49K 2021 $53K 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 55101 ZCTA.

2000
21,969
 
2010
5,592
▼ -74.5%
2020
7,788
▲ +39.3%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 55101. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 55101

Saint Paul and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 55101 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 SortD
USPS Finance Number268360
City AliasesSaint Paul

07Frequently Asked Questions

What county is ZIP code 55101 in?

ZIP code 55101 is in Ramsey County, Minnesota (county FIPS code 27123).

What city is ZIP code 55101?

The primary USPS city for 55101 is Saint Paul, MN.

What metro area (MSA) is 55101 in?

55101 is part of the Minneapolis-St. Paul-Bloomington, MN-WI Metro Area (MSA code 33460).

What is the population of ZIP code 55101?

The 2020 Census population of 55101 was 7,788 residents.

What is the median income in ZIP code 55101?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 55101 is about $52,551, 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.