Zip Code 55128 — Saint Paul, MN

ZIP Code 55128 is associated with Saint Paul, MN, in Washington County. The listed population estimate is 29,384; estimated density is 1,010.3 people per square mile. Among records with population estimates, it ranks #5 of 16 in Washington County and #57 of 877 in MN.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (44.988120, -92.964050)

Data MetricLocal Statistic
Postal / Zip Code55128
Primary CitySaint Paul
State / ProvinceMN
CountyWashington
Total Population29,384
Population Density1,010.3 people/sq mi
TimezoneAmerica/Chicago

How 55128 Compares

MetricZIP 55128Washington County recordsMN records
Population estimate29,384260,019 (sum)5,739,754 (sum)
Population Density1,010.3 /sq mi----
County population rank#5 of 16----
State population rank#57 of 877----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in MN

ZIP CodeCityDistancePopulation estimate
ZIP 55042Lake Elmo3.2 mi13,705
ZIP 55109Saint Paul3.5 mi33,461
ZIP 55119Saint Paul3.9 mi44,567
ZIP 55090Willernie4.6 mi401
ZIP 55106Saint Paul4.6 mi56,708

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →