ZIP Code 53548 - Janesville Wisconsin

53548 Overview

ZIP Code 53548 is located in Janesville Wisconsin. Portions of 53548 are also in Footville and Hanover and Janesville (town) and Rock (Rock County) and Plymouth (Rock County) and Center (Rock County) and Porter and Fulton (town). 53548 is entirely within Rock County. Regionally, 53548 is located in the Madison Area.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 53548 Quick Stats

ZIP Code NameJanesville
Primary CountyRock County
ZIP Code TypeStandard
Population (2022)20,119
Area Code(s)608
Current Time
CST

ZIP Code 53548 Map

53548 Demographics

53548 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Wisconsin based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 53548 is White. The majority race/ethnicity attending public schools in 53548 is White. The current unemployment level in 53548 is 2.5%.

Population20,119
Population Growth Rate9.49%
Population Density265 People per Square Mile
Total Households7,143
Percentage High Income Households1.5%
Median Household Income (2021)$67,500
Average Adjusted Gross Income (2021)$419,800
Current Unemployment Rate (November 2024)2.5%
Majority Race/EthnictyWhite - 90.21%
Public School Majority Race/EthnictyWhite - 66.31%

53548 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White18,36490.2%
Black5132.52%
Hispanic1,1635.71%
Asian2981.46%
Native American200.1%
Hawaiian/Pac. Islander20.01%

53548 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White2,55372.47%
Black2858.09%
Hispanic53215.1%
Asian1383.92%
Native American130.37%
Hawaiian/Pac. Islander20.06%

53548 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College1,23511.62%
Bachelor Degree1,15210.84%
High School Diploma3,86836.39%
No High School Diploma2882.71%
GED or Alternate6205.83%
1 or More Years of College1,68815.88%
Associates Degree1,17811.08%
Masters Degree4414.15%
Professional Degree1000.94%
Doctorate Degree580.55%

53548 Geography

Coordinates42.68392181,-89.13120270
Adjacent ZIP Codes
Cities/Towns in 53548
RegionMadison Area
Metropolitan/Micropolitan Stat AreaJanesville-Beloit, WI
Time ZoneCentral Standard Time
IANA TimezoneAmerica/Chicago
Area76 Square Miles

53548 Weather and Climate Data

Plant Hardiness ZoneZone 5a: -20F to -15F
Average First Frost DateOctober 1 - 10
Average Last Frost DateMay 1 - 10
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion53a - Rock River Drift Plain

53548 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)9152536485762595140281637
Avg Max Temp (°F)26324458718083817362453257
Avg Precip (In.)1.291.282.223.533.454.253.994.323.482.52.511.6934.52

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