Residential delivery area · Minnesota
ZIP Code 55398: Zimmerman, MN
ZIP code 55398 uses the postal name Zimmerman, Minnesota and lies mostly in Sherburne County (83% of its land) with the rest in Isanti County (Census 2020 ZIP-county file). About 18,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $103,419 (Census Bureau, ACS 2020-2024). By Census place, 5% of its land lies in Zimmerman; 95% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Zimmerman · its only residential ZIP
- County
- Sherburne County (83%); Isanti County (17%)
- Census places
- Zimmerman
- Metro area
- Minneapolis-St. Paul-Bloomington, MN-WI
- House districts
- MN-6 (83%), MN-8 (17%) 119th Congress, by share of land
- State
- Minnesota
- Time zone
- Central
- Land area
- 73.1 sq mi · 242 people per sq mi
Where is ZIP code 55398?
55398 centers on 45.459°, -93.589° and covers 73.1 square miles of land plus 3.8 of water. It borders 5 ZIP codes: 55371, 55330, 55309, 55070, 55040.
The map draws ZIP code areas only. For the streets inside 55398, 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 55398 compare with the rest of Sherburne County?
| Measure | 55398 | In Sherburne County | In MN |
|---|---|---|---|
| People (ACS 2020-2024) | 17,688 | 4th of 7 | 113th of 881 |
| Median household income | $103k | 5th of 7 | 110th of 545 |
| Median home value | $355k | 4th of 7 | 132nd of 558 |
Its median household income is higher than in 83% of U.S. residential ZIP codes, and it is denser than 65% 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 55398?
The 2020 Census counted 17,022 people in 55398; the ACS, which samples households over 2020-2024, estimates 17,688. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 17,688
- 2020 Census count
- 17,022
- Households
- 6,202
- Median age
- 36.4
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 55398?
Of the 17,688 people the ACS estimates in 55398, 26.5% are under 18 and 11.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (89.7%).
- Under 1826.5%
- 18 to 6462.1%
- 65 and older11.4%
- White, not Hispanic89.7%
- Other or two or more5.1%
- Hispanic or Latino3.1%
- Asian, not Hispanic1.8%
- Black, not Hispanic0.4%
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 55398 earn?
Median household income is $103,419 (ACS 2020-2024), the 5th highest of the 7 ranked ZIP codes in Sherburne County.
- Median household income
- $103,419
- Income per person
- $42,011
- Below the poverty line
- 6.9%
- Unemployed (of the labor force)
- 1.5%
- Adults 25+ with a bachelor's degree
- 23.0%
- Adjusted gross income per tax return, 2022
- $85,7528,920 returns; wages 75% 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 55398?
FHFA's house price index for 55398, built from repeat sales and appraisals of the same homes, rose 91% from 2015 to 2025 and rose 43% from 2020 to 2025, and moved +2.1% in 2025.
- Median home value (owners' estimate)
- $355,100
- Median gross rent
- $1,250
- Homes owned by their occupants
- 90.3%
- Housing units
- 6,500
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 55398?
338 business establishments had a location in this ZIP code in 2023, 33 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction102
- Administrative and support and waste management and remediation services32
- Professional, scientific, and technical services28
- Other services (except public administration)28
- Health care and social assistance25
- Transportation and warehousing23
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 55398?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 55371 | Princeton | 18,103 | $94k | 8.1 mi |
| 55330 | Elk River | 45,721 | $116k | 8.8 mi |
| 55309 | Big Lake | 21,378 | $122k | 8.9 mi |
| 55070 | Saint Francis | 8,441 | $109k | 14.3 mi |
| 55040 | Isanti | 14,837 | $91k | 15.1 mi |
| 55308 | Becker | 10,321 | $107k | 12.3 mi (near) |
| 55303 | Anoka | 52,614 | $103k | 14.0 mi (near) |
| 55301 | Albertville | 13,482 | $129k | 15.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.