ZIP Code 55920 - Byron Minnesota

ZIP Code 55920 is located in Byron Minnesota. Portions of 55920 are also in Kalmar Township and Salem Township (Olmsted County) and Rock Dell Township and New Haven Township. 55920 is entirely within Olmsted County. Regionally, it is located in the Rochester-Mason City-Austin Area.

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ZIP Code 55920 Quick Stats

ZIP Code NameByron
Primary CountyOlmsted County
ZIP Code TypeStandard
Population (2022)8,523
Area Code(s)507
Current Time

ZIP Code 55920 Map

55920 Demographics

55920 can be classified socioeconomically as 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 55920 is White. The majority race/ethnicity attending public schools in 55920 is White. The current unemployment level in 55920 is 2.4%.

Population Growth Rate0.00%
Population Density118 People per Square Mile
Total Households2,542
Percentage High Income Households5.2%
Median Household Income (2021)$112,841
Average Adjusted Gross Income (2021)$392,710
Current Unemployment Rate (May 2024)2.4%
Majority Race/EthnictyWhite - 91.56%
Public School Majority Race/EthnictyWhite - 89.62%

55920 Race/Ethnicty Breakdown

Native American00%
Hawaiian/Pac. Islander00%

55920 Public School Race/Ethnicty Breakdown

Native American40.17%
Hawaiian/Pac. Islander40.17%

55920 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College3237.29%
Bachelor Degree99722.5%
High School Diploma1,15426.04%
No High School Diploma370.84%
GED or Alternate1022.3%
1 or More Years of College71616.16%
Associates Degree69515.68%
Masters Degree3257.33%
Professional Degree751.69%
Doctorate Degree70.16%

55920 Geography

Adjacent ZIP Codes
Cities/Towns in 55920
RegionRochester-Mason City-Austin Area
Metropolitan/Micropolitan Stat AreaRochester, MN
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area72 Square Miles

55920 Politics

US Congressional Districts in 55920
Minnesota State Senate Districts in 55920
Minnesota State House of Representatives Districts in 55920

55920 Weather and Climate Data

Plant Hardiness ZoneZone 4b: -25F to -20F
Average First Frost DateOctober 1 - 10
Average Last Frost DateMay 1 - 10
Koppen-Geiger Climate ZoneDfb - Humid Continental Mild Summer, Wet All Year
Ecoregion52c - Rochester/Paleozoic Plateau Upland

55920 Annual Climate Data

Avg Min Temp (°F)3102234465660584837241034
Avg Max Temp (°F)21284056697882797159402654
Avg Precip (In.)1.01.751.873.063.664.134.64.393.282.322.071.0332.16

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