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🇺🇸 United States ZIP Code

STANDARD

55128

Saint Paul

ZIP Code 55128 is a standard zip code serving Saint Paul, Saint Paul, Minnesota (MN), in Washington County, United States. It has an estimated population of 28,113 with a median household income of $66,170. The area falls within the America/Chicago timezone.

Median Household Income vs. National Average

$0 National: $37,585 $150K+ $66,170

Location

Country
🇺🇸 United States
State / Province
Minnesota (MN)
County
Washington
City
Saint Paul
Timezone
America/Chicago

Coordinates

Latitude
44.991300
Longitude
-92.948700

Geographic Details

Land Area
11.25 mi²
Water Area
0.39 mi²
Population Density
2500.0 people per mi² (85th percentile)
Bounding Box
45.036091°N, 44.948446°S, -92.934094°E, -92.984841°W

With 28,113 residents spread across 11.25 square miles, this area has a population density of 2500.0 people per square mile.

Demographics

28,113

Population

85th percentile

$66,170

Median Income

80th percentile

$192,000

Median Home Value

70th percentile

11.25 mi²

Land Area

The median household income in 55128 is $66,170, and the median home value is $192,000. This places the area in the top 25% nationally for household income.

Housing

11,690

Total Units

11,229

Occupied Units

96.1%

Occupancy Rate

Nearby ZIP Codes

Other zip codes in Saint Paul, MN.

55101

Saint Paul

 55102

Saint Paul

 55103

Saint Paul

 55104

Saint Paul

 55105

Saint Paul

 55106

Saint Paul

 55107

Saint Paul

 55108

Saint Paul

 55109

Saint Paul

 55110

Saint Paul

Similar ZIP Codes in Minnesota

ZIP codes with similar median household income in Minnesota.

55009

Cannon Falls

$60,929

 55012

Center City

$73,125

 55013

Chisago City

$67,024

 55019

Dundas

$70,104

 55025

Forest Lake

$72,222

 55027

Goodhue

$67,464

 55032

Harris

$66,146

 55033

Hastings

$69,230

Frequently Asked Questions

What information is available for each ZIP code?
Each ZIP code page shows city, state, county, geographic coordinates, timezone, population, median household income, median home value, housing units, land area, population density, commute time, educational attainment, area codes, and ZIP code type (Standard, PO Box, or Unique).
What are the different types of ZIP codes?
There are three types of ZIP codes: Standard (residential and commercial delivery areas), PO Box (assigned to post office box sections), and Unique (assigned to a single high-volume address like a government agency or large company). Standard ZIP codes are the most common.
How often is ZIP code data updated?
ZIP code assignments are updated quarterly by the USPS. Demographic data comes from the US Census Bureau's American Community Survey (ACS), which releases new 5-year estimates annually. ZipFYI updates its data to reflect the latest available information.
What is population density and why does it matter?
Population density measures the number of people per square mile in a ZIP code area. It helps identify urban vs. rural areas, affects real estate values, impacts service availability, and is used in market analysis. Dense urban ZIP codes may have 50,000+ people per square mile.
How are ZIP code boundaries determined?
ZIP code boundaries are determined by the USPS based on mail delivery routes, not political or geographic boundaries. They follow carrier routes and may cross city, county, or even state lines. Boundaries can change when the USPS reorganizes delivery operations.
What does median household income tell me about a ZIP code?
Median household income is the middle value when all household incomes in a ZIP code are sorted. Half of households earn more and half earn less. It is a better indicator of typical earnings than average income, which can be skewed by very high or very low outliers.