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ZIP Code 66520 - Olsburg Kansas

Overview

ZIP Code 66520 is located in Olsburg Kansas. Portions of 66520 are also in Blue Valley Township and Green Township and Shannon Township (Pottawatomie County) and Spring Creek Township (Pottawatomie County). 66520 is entirely within Pottawatomie County. Regionally, 66520 is located in the Topeka Area.

ZIP Code 66520 Quick Stats

ZIP Code NameOlsburg
Primary CountyPottawatomie County
ZIP Code TypeStandard
Population (2022)537
Area Code(s)785
Current Time
CDT

ZIP Code 66520 Map

Map of ZIP Code 66520 in Olsburg, KS — click to open interactive map

66520 Demographics

66520 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Kansas based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 66520 is White. The majority race/ethnicity attending public schools in 66520 is White. The current unemployment level in 66520 is 3.8%.

Population537
Population Growth Rate0%
Population Density4 People per Square Mile
Total Households243
Median Household Income (2021)$78,264
Average Adjusted Gross Income (2021)$199,430
Current Unemployment Rate (May 2026)3.8%
Sales Tax Rate (2025)8.5%
Majority Race/EthnicityWhite - 98.3%
Public School Majority Race/EthnicityWhite - 95.7%

66520 Race/Ethnicity Breakdown

Race/EthnicityTotalPercentage
White57798.3%
Black00%
Hispanic101.7%
Asian00%
Native American00%
Hawaiian/Pac. Islander00%

66520 Public School Race/Ethnicity Breakdown

Race/EthnicityTotalPercentage
White8995.7%
Black22.15%
Hispanic11.08%
Asian11.08%
Native American00%
Hawaiian/Pac. Islander00%

66520 Educational Attainment Levels

Highest Education LevelTotalPercentage
Less Than 1 Year of College388.84%
Bachelor Degree8720.23%
High School Diploma12629.3%
No High School Diploma20.47%
GED or Alternate266.05%
1 or More Years of College5713.26%
Associates Degree409.3%
Masters Degree4911.4%
Professional Degree00%
Doctorate Degree51.16%

66520 Geography

Coordinates39.41612244, -96.60697937
Adjacent ZIP Codes
Cities/Towns in 66520
RegionTopeka Area
Metropolitan/Micropolitan Stat AreaManhattan, KS
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area134 Square Miles

66520 Weather and Climate Data

Plant Hardiness ZoneZone 6a: -10F to -5F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion28a - Flint Hills
66520 Annual Climate Data
JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)15203041526266645543301941
Avg Max Temp (°F)37435565758490888069524065
Avg Precip (In.).75.92.422.844.864.714.483.713.382.651.92133.61

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