ZIP Code 55990 - Wykoff Minnesota
Overview
ZIP Code 55990 is located in Wykoff Minnesota. Portions of 55990 are also in Fillmore Township and Jordan Township and Forestville Township. 55990 is entirely within Fillmore County. Regionally, 55990 is located in the Rochester-Mason City-Austin Area.
ZIP Code 55990 Quick Stats
| ZIP Code Name | Wykoff |
| Primary County | Fillmore County |
| ZIP Code Type | Standard |
| Population (2022) | 932 |
| Area Code(s) | 507 |
| Current Time | CDT |
ZIP Code 55990 Map
55990 Demographics
55990 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Minnesota based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 55990 is White. The current unemployment level in 55990 is 4.9%.
| Population | 932 |
| Population Growth Rate | 0% |
| Population Density | 25 People per Square Mile |
| Total Households | 405 |
| Percentage High Income Households | 1% |
| Median Household Income (2021) | $69,844 |
| Average Adjusted Gross Income (2021) | $141,210 |
| Current Unemployment Rate (May 2026) | 4.9% |
| Sales Tax Rate (2025) | 7.4% |
| Majority Race/Ethnicity | White - 94.7% |
55990 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 893 | 94.7% |
| Black | 0 | 0% |
| Hispanic | 50 | 5.3% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
55990 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 72 | 11.9% |
| Bachelor Degree | 35 | 5.79% |
| High School Diploma | 316 | 52.23% |
| No High School Diploma | 9 | 1.49% |
| GED or Alternate | 32 | 5.29% |
| 1 or More Years of College | 56 | 9.26% |
| Associates Degree | 62 | 10.25% |
| Masters Degree | 23 | 3.8% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
55990 Geography
| Coordinates | 43.72605515, -92.26325226 |
| Adjacent ZIP Codes | |
| Cities/Towns in 55990 | |
| Region | Rochester-Mason City-Austin Area |
| Metropolitan/Micropolitan Stat Area | Rochester, MN |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 37 Square Miles |
55990 Schools
| School Districts in 55990 |
55990 Weather and Climate Data
| Plant Hardiness Zone | Zone 4b: -25F to -20F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | September 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 52c - Rochester/Paleozoic Plateau Upland | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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