Residential delivery area · Minnesota
ZIP Code 55904: Rochester, MN
ZIP code 55904 uses the postal name Rochester, Minnesota and lies entirely in Olmsted County (Census 2020 ZIP-county file). About 30,000 people live there (Census Bureau, ACS 2020-2024), the 2nd most populous of Rochester's 6 residential ZIP codes. Median household income is $77,016 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Rochester (20%) and Marion (3%); 77% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Rochester · 6 residential ZIPs
- County
- Olmsted County
- Census places
- Rochester (20%); Marion (3%) census-designated place
- Metro area
- Rochester, MN
- House district
- MN-1 119th Congress
- State
- Minnesota
- Time zone
- Central
- Land area
- 60.2 sq mi · 493 people per sq mi
Where is ZIP code 55904?
55904 centers on 43.953°, -92.401° and covers 60.2 square miles of land plus 0.1 of water. It borders 5 ZIP codes: 55903, 55902, 55976, 55934, 55906.
The map draws ZIP code areas only. For the streets inside 55904, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 55904 compare with the rest of Rochester?
| Measure | 55904 | In Rochester | In Olmsted County | In MN |
|---|---|---|---|---|
| People (ACS 2020-2024) | 29,639 | 2nd of 6 | 2nd of 20 | 53rd of 881 |
| Median household income | $77k | 4th of 4 | 18th of 18 | 316th of 545 |
| Median home value | $254k | 4th of 4 | 16th of 18 | 321st of 558 |
Its median household income is higher than in 58% of U.S. residential ZIP codes, and it is denser than 72% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 55904?
The 2020 Census counted 29,813 people in 55904; the ACS, which samples households over 2020-2024, estimates 29,639. Between the 2010 and 2020 censuses its population grew 13.2% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 29,639
- 2020 Census count
- 29,813+13.2% since 2010 (26,332)
- Households
- 12,487
- Median age
- 35.6
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 55904?
Of the 29,639 people the ACS estimates in 55904, 22.5% are under 18 and 14.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (69.9%), then Black (not Hispanic) (10.7%).
- Under 1822.5%
- 18 to 6463.3%
- 65 and older14.3%
- White, not Hispanic69.9%
- Black, not Hispanic10.7%
- Hispanic or Latino9.7%
- Other or two or more5.9%
- Asian, not Hispanic3.7%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 55904 earn?
Median household income is $77,016 (ACS 2020-2024), the 18th highest of the 18 ranked ZIP codes in Olmsted County. It is not measurably different from 2015-2019 ($75,587 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $77,016
- Income per person
- $41,683
- Below the poverty line
- 10.7%
- Unemployed (of the labor force)
- 2.8%
- Adults 25+ with a bachelor's degree
- 37.6%
- Adjusted gross income per tax return, 2022
- $65,70814,760 returns; wages 77% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 55904?
FHFA's house price index for 55904, built from repeat sales and appraisals of the same homes, rose 88% from 2015 to 2025 and rose 40% from 2020 to 2025, and moved +2.0% in 2025.
- Median home value (owners' estimate)
- $253,600
- Median gross rent
- $1,304
- Homes owned by their occupants
- 64.3%
- Housing units
- 13,432
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 55904?
668 business establishments had a location in this ZIP code in 2023, 24 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade108
- Accommodation and food services97
- Other services (except public administration)93
- Construction81
- Health care and social assistance68
- Administrative and support and waste management and remediation services46
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 55904?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 55903 | Rochester | 0 | – | 5.2 mi |
| 55902 | Rochester | 26,464 | $121k | 5.4 mi |
| 55976 | Stewartville | 8,509 | $87k | 7.4 mi |
| 55934 | Eyota | 3,466 | $85k | 7.6 mi |
| 55906 | Rochester | 20,437 | $94k | 10.1 mi |
| 55905 | Rochester | 0 | – | 9.4 mi (near) |
| 55901 | Rochester | 58,495 | $95k | 9.8 mi (near) |
| 55920 | Byron | 9,271 | $131k | 11.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.