ZIP Code 57787 - Union Center South Dakota

57787 Overview

ZIP Code 57787 is located in Union Center South Dakota. Portions of 57787 are also in Belle Fourche-Cheyenne Valleys and North Meade and Upper Red Owl Township. 57787 is entirely within Meade County. Regionally, 57787 is located in the Rapid City Area.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 57787 Quick Stats

ZIP Code NameUnion Center
Primary CountyMeade County
ZIP Code TypeStandard
Population (2022)677
Area Code(s)605
Current Time
MST

ZIP Code 57787 Map

57787 Demographics

57787 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 57787 is White. The majority race/ethnicity attending public schools in 57787 is White. The current unemployment level in 57787 is 1.5%.

Population677
Population Growth Rate72.97%
Population Density1 People per Square Mile
Total Households158
Percentage High Income Households4.4%
Median Household Income (2021)$53,750
Average Adjusted Gross Income (2021)$247,100
Current Unemployment Rate (November 2024)1.5%
Majority Race/EthnictyWhite - 89.68%
Public School Majority Race/EthnictyWhite - 87.88%

57787 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White59189.68%
Black00%
Hispanic6810.32%
Asian00%
Native American00%
Hawaiian/Pac. Islander00%

57787 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White58100%
Black00%
Hispanic00%
Asian00%
Native American00%
Hawaiian/Pac. Islander00%

57787 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College00%
Bachelor Degree3414.23%
High School Diploma16769.87%
No High School Diploma00%
GED or Alternate114.6%
1 or More Years of College2711.3%
Associates Degree00%
Masters Degree00%
Professional Degree00%
Doctorate Degree00%

57787 Geography

Coordinates44.70703506,-102.69270325
Adjacent ZIP Codes
Cities/Towns in 57787
RegionRapid City Area
Metropolitan/Micropolitan Stat AreaRapid City, SD
Time ZoneMountain Standard Time
IANA TimezoneAmerica/Denver
Area578 Square Miles

57787 Schools

School Districts in 57787

57787 Weather and Climate Data

Plant Hardiness ZoneZone 4b: -25F to -20F
Average First Frost DateSeptember 21 - 31
Average Last Frost DateMay 11 - 20
Koppen-Geiger Climate ZoneBSk - Cold Semi-Arid Climate
Ecoregion43a - Missouri Plateau

57787 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)6132031425257564433201032
Avg Max Temp (°F)29364457687786867462433358
Avg Precip (In.).38.511.031.863.153.042.171.491.161.48.62.4117.3

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