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US ZIP Code Profile

ZIP Code 55122
Saint Paul, Minnesota

ZIP code 55122 is in Saint Paul, located in Dakota County, Minnesota, within the Minneapolis-St. Paul-Bloomington metro area. Its 2020 Census population was 32,204. The estimated median adjusted gross income per tax return is $61,675, and about 9% of filers report $200,000 or more.

2020 Population
32,204
Census ZCTA
County
Dakota
FIPS 27037
Median income (est.)
$61,675
IRS SOI 2022
Land Area
11.267 mi²
+ 0.58 mi² water

01Location & Geography

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

Primary CitySaint Paul, MN
CountyDakota County (FIPS 27037)
StateMinnesota (FIPS 27)
Metro Area (MSA)Minneapolis-St. Paul-Bloomington, MN-WI Metro Area (33460)
Census Region / DivisionMidwest Region · West North Central Division
Coordinates44.806698, -93.19733
Land / Water Area11.267 mi² land · 0.58 mi² water

02Income & Economics

Distribution of the 17,470 individual tax returns filed in 55122 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
20.9%
$25K–$50K
20.5%
$50K–$75K
18.2%
$75K–$100K
12.1%
$100K–$200K
19.5%
$200K+
8.7%
The $200,000+ bracket accounts for 35% of 55122's total adjusted gross income, from 9% of returns — a concentration that drives the gap between the median ($61,675) 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 55122's IRS income metrics, 2020–2022.

Median income (2021→2022)
$61,675
▲ 4.7%
Filers earning $200K+
8.7%
▲ 0.3 pt
Total filers
17,470
▲ 0.9%
GET /zipc/v2/zipcodes/55122/soi?year=… $55K 2020 $59K 2021 $62K 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 55122 ZCTA.

2000
28,019
 
2010
30,346
▲ +8.3%
2020
32,204
▲ +6.1%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 55122. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 55122

Saint Paul and its immediate neighbors, sorted by distance.

3 mi
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Distance from 55122 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 SortB
USPS Finance Number268360
City AliasesEagan, Saint Paul

07Frequently Asked Questions

What county is ZIP code 55122 in?

ZIP code 55122 is in Dakota County, Minnesota (county FIPS code 27037).

What city is ZIP code 55122?

The primary USPS city for 55122 is Saint Paul, MN.

What metro area (MSA) is 55122 in?

55122 is part of the Minneapolis-St. Paul-Bloomington, MN-WI Metro Area (MSA code 33460).

What is the population of ZIP code 55122?

The 2020 Census population of 55122 was 32,204 residents.

What is the median income in ZIP code 55122?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 55122 is about $61,675, with around 9% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.