ZIP Code 57633 - Isabel South Dakota

57633 Overview

ZIP Code 57633 is located in Isabel South Dakota. Portions of 57633 are also in North Dewey and Isabel (town). 57633 is entirely within Dewey County. Regionally, 57633 is located in the Sioux Falls Area.

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ZIP Code 57633 Quick Stats

ZIP Code NameIsabel
Primary CountyDewey County
ZIP Code TypeStandard
Population (2022)402
Area Code(s)605
Current Time
MST

ZIP Code 57633 Map

57633 Demographics

57633 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 57633 is White. The current unemployment level in 57633 is 1.5%.

Population402
Population Growth Rate-5.03%
Population Density2 People per Square Mile
Total Households194
Median Household Income (2021)$70,250
Average Adjusted Gross Income (2021)$198,230
Current Unemployment Rate (November 2024)1.5%
Majority Race/EthnictyWhite - 83.78%

57633 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White34683.78%
Black20.48%
Hispanic00%
Asian00%
Native American6515.74%
Hawaiian/Pac. Islander00%

57633 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College257.72%
Bachelor Degree5516.98%
High School Diploma9228.4%
No High School Diploma00%
GED or Alternate134.01%
1 or More Years of College7924.38%
Associates Degree298.95%
Masters Degree309.26%
Professional Degree00%
Doctorate Degree10.31%

57633 Geography

Coordinates45.33936310,-101.35139465
Adjacent ZIP Codes
Cities/Towns in 57633
RegionSioux Falls Area
Time ZoneMountain Standard Time
IANA TimezoneAmerica/Denver
Area229 Square Miles

57633 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
Ecoregion43j - Moreau Prairie

57633 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)411203244535856453420832
Avg Max Temp (°F)25324257697986857460412957
Avg Precip (In.).37.491.091.862.943.052.421.711.241.55.58.4117.72

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