ZIP Code 57620 - Bison South Dakota

ZIP Code 57620 is located in Bison South Dakota. Portions of 57620 are also in Central Perkins and Marshfield Township and Bison Township and Hall Township and Scotch Cap Township. 57620 is entirely within Perkins County. Regionally, it is located in the Rapid City Area.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 57620 Quick Stats

ZIP Code NameBison
Primary CountyPerkins County
ZIP Code TypeStandard
Population (2022)606
Area Code(s)605
Current Time
MDT

ZIP Code 57620 Map

57620 Demographics

57620 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in South Dakota based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 57620 is White. The majority race/ethnicity attending public schools in 57620 is White. The current unemployment level in 57620 is 2.8%.

Population606
Population Growth Rate0.00%
Population Density2 People per Square Mile
Total Households213
Percentage High Income Households1.9%
Median Household Income (2021)$63,603
Average Adjusted Gross Income (2020)$63,800
Current Unemployment Rate (April 2024)2.8%
Majority Race/EthnictyWhite - 100.00%
Public School Majority Race/EthnictyWhite - 94.37%

57620 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White539100%
Black00%
Hispanic00%
Asian00%
Native American00%
Hawaiian/Pac. Islander00%

57620 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White13495.04%
Black00%
Hispanic21.42%
Asian21.42%
Native American32.13%
Hawaiian/Pac. Islander00%

57620 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College195.85%
Bachelor Degree6018.46%
High School Diploma13240.62%
No High School Diploma30.92%
GED or Alternate123.69%
1 or More Years of College7121.85%
Associates Degree237.08%
Masters Degree51.54%
Professional Degree00%
Doctorate Degree00%

57620 Geography

Coordinates45.45351028,-102.52405548
Adjacent ZIP Codes
Cities/Towns in 57620
RegionRapid City Area
Time ZoneMountain Daylight Time
IANA TimezoneAmerica/Denver
Area328 Square Miles

57620 Politics

South Dakota State Senate Districts in 57620
South Dakota State House of Representatives Districts in 57620

57620 Schools

School Districts in 57620

57620 Weather and Climate Data

Plant Hardiness ZoneZone 4b: -25F to -20F
Average First Frost DateSeptember 11 - 20
Average Last Frost DateMay 11 - 20
Koppen-Geiger Climate ZoneBSk - Cold Semi-Arid Climate
Ecoregion43a - Missouri Plateau

57620 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)6132132435358564634201033
Avg Max Temp (°F)27344358697986867560413157
Avg Precip (In.).42.481.172.072.732.842.271.471.191.44.57.4817.14

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