ZIP Code 55903 in Rochester, MN

Data Last Updated: January 1, 2026
City:Rochester, Minnesota
County:Olmsted County
Timezone:Central (GMT -06:00)
Local Time:9:50:45 PM
Population:13 [See All]
Area Codes:507 / 924
Classification:PO Box
Coordinates:44.0217, -92.4694
Land Area:0.074 sq mi
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55903 - Rochester, MN

ZIP Code 55903, Rochester

Small Town Unique ZIP
LocationOlmsted County, MN
Area0 sq mi Single Point
Population13
HouseholdsN/A
PO Boxes691
Median Age13.5 years (Young)
ZIP CreatedBefore Oct 2004
Enclosed InZIP Code 55901
Key Facts
  • This ZIP maintains 691 PO Boxes but houses only 13 residents, indicating it's primarily a commercial mail facility.
  • The area has 482 registered businesses—37 times more businesses than residents.
  • Three street routes deliver to office complexes, with most addresses containing unit numbers for multi-tenant buildings.
  • ZIP 55903 is enclosed within ZIP 55901, Rochester's main residential area.
  • The facility covers just 0.074 square miles, making it one of Rochester's smallest but most densely served postal zones.
  • Median age of 13.5 reflects the minimal residential population, likely custodial or caretaker staff.

Mail Services

The three street delivery routes—Valleyhigh Dr NW, S Broadway, and Eastgate Dr SE—primarily serve office complexes and business parks rather than homes. Most addresses use unit numbers, indicating multi-tenant commercial buildings. The post office maintains street delivery alongside its extensive PO Box service, giving downtown businesses flexible mail options.

Street Name Patterns

Commercial Addresses Multi Unit Buildings

All three streets primarily serve office buildings and business complexes with unit-based addressing, consistent with downtown commercial zones rather than residential neighborhoods.

Nearby Areas

Lincolnshire - Arbor Glen Golfview Northwest Rochester John Adams Elton Hills
Interactive charts load automatically as you scroll. Hover for data, click to explore trends, and use the menu to export.

Population & Demographics


ZIP Code 55903 has 13 residents and 0 households. The median age is 13.5 years, significantly younger than the state (38.4) and significantly younger than the nation (38.8). The gender split is 15.4% male and 84.6% female, which is much lower than the state male share (49.7%), making this a female-majority area. Largest groups are White (38.5%, much lower than the state average of 77.5% and well below the national average of 61.6%) and Hispanic or Latino (23.1%); Hispanic or Latino residents make up 23.1%, which is much higher than the state average (6.1%), and Asian share is much higher than the state average (5.2%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:13Source: Census DHC
2024 ACS Population Estimate:0Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:175.7 people per sq mile
Average Income:$0Source: Census ACS
Households:0Source: Census DHC
Average House Value:$0Source: Census ACS
Persons Per Household:0.00Source: Census DHC
Average Family Size:0.00Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--0000000000000
Decennial Census0------------------13------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 13.5

Male Median Age: 50.5

Female Median Age: 9.9

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male000000000020000000
Female151001000000020010
Total151001000020020010
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:541.67%
Black:216.67%
Hispanic:*325.00%
Asian:216.67%
American Indian:00%
Hawaiian:00%
Other:00%
Total:12100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:215.38%50.5 years
Females:1184.62%9.9 years
Total:13100%13.5 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:00%
Native, born in PR, Island Areas, or abroad:00%
Foreign born, naturalized U.S. citizen:00%
Foreign born, not a U.S. citizen:00%
Total Population:0100%
Total Native Population:00%
Total Foreign-born Population:00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Business & Employment Statistics


ZIP Code 55903 supports both business and residential activity. According to the Business Census (2024), there are 36 business establishments, employing about 1,139 people with an annual payroll of $94,953,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:2,522Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:36Source: CBP
1st Quarter Payroll:$22,228,000Source: CBP
Annual Payroll:$94,953,000Source: CBP
# of Employees:1,139Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 55903 is located in Olmsted County, Minnesota, within the Rochester, MN Metropolitan Statistical Area (CBSA 40340) and Minnesota's 1st Congressional District. This Metro area has a population of 227,252 people, about 0.01% of whom live in ZIP Code 55903. It covers 0.074 sq mi of land and a water area of 0 sq mi.

CBSA Name:Rochester, MNSource: Census
CBSA Number:40340Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:227,252Source: Census
MSA:Rochester, MN MSASource: Census
Land Area:0.074 sq miSource: Census
Water Area:--Source: Census
Congressional District:01Source: USPS
Congressional Land Area:11973.99 sq miSource: Census
PMSA:--Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:2754880Source: Census
Place Name:Rochester city; MinnesotaSource: Census

Adjacent & Nearby ZIP Codes


55904 | | 55902

Schools in ZIP Code 55903


We could not locate which school district 55903 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Early Childhood Year Round 615 7th St Sw
Rochester, MN 55902
District: Rochester Public School DistrictNearby
Project Search Mayo Clinic 615 7th Street Sw
Rochester, MN 55902
District: Rochester Public School DistrictNearby
Rps Online Elementary School 615 7th St Sw
Rochester, MN 55902
District: Rochester Public School DistrictNearby
Rps Online Middle School 615 7th St Sw
Rochester, MN 55902
District: Rochester Public School DistrictNearby
Rps Online High School 615 7th St Sw
Rochester, MN 55902
District: Rochester Public School DistrictNearby
Rochester Arts & Sciences Academy 400 5th Ave Sw
Rochester, MN 55902
District: Private SchoolNearby
Rainbow School 624 3rd Ave Sw
Rochester, MN 55902
District: Private SchoolNearby
St Francis Of Assisi Elementary School 318 11th Ave Se
Rochester, MN 55904
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 55903


Mayo Clinic College Of Medicine And Science 200 1st St Sw
Rochester, MN 55905
Type: Post Secondary
University Of Minnesota-Rochester 111 South Broadway, Suite 300
Rochester, MN 55904
Type: Post Secondary
Aveda Institute Rochester 701 Apache Mall
Rochester, MN 55902-2110
Type: Post Secondary
Rochester Community And Technical College 851 30th Ave Se
Rochester, MN 55904-4999
Type: Post Secondary
Nova Academy Of Cosmetology 5979 Bandel Road
Rochester, MN 55901
Type: Post Secondary
Riverland Community College 1900 8th Ave Nw
Austin, MN 55912-1473
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on January 1, 2026.

  1. U.S. Postal Service [Last Updated: 1/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 1/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 1/1/2026], https://nces.ed.gov