ZIP Code 57422 - Andover South Dakota
Overview
ZIP Code 57422 is located in Andover South Dakota. Portions of 57422 are also in Andover Township and Scotland Township and Farmington Township (Day County) and East Hanson Township and Bates Township (Brown County) and Andover (town) and Groton Township and Bristol Township (Day County). 57422 is primarily within Day County, with some portions in Brown County. Regionally, 57422 is located in the Sioux Falls Area.
ZIP Code 57422 Quick Stats
| ZIP Code Name | Andover |
| Primary County | Day County |
| ZIP Code Type | Standard |
| Population (2022) | 157 |
| Area Code(s) | 605 |
| Current Time | CDT |
ZIP Code 57422 Map
57422 Demographics
57422 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 57422 is White. The current unemployment level in 57422 is 2.2%.
| Population | 157 |
| Population Growth Rate | -34.7% |
| Population Density | 1 People per Square Mile |
| Total Households | 87 |
| Percentage High Income Households | 4.6% |
| Median Household Income (2021) | $51,250 |
| Average Adjusted Gross Income (2021) | $220,100 |
| Current Unemployment Rate (May 2026) | 2.2% |
| Sales Tax Rate (2025) | 6.2% |
| Majority Race/Ethnicity | White - 96.57% |
57422 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 169 | 96.57% |
| Black | 0 | 0% |
| Hispanic | 6 | 3.43% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
57422 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 15 | 14.56% |
| Bachelor Degree | 17 | 16.5% |
| High School Diploma | 37 | 35.92% |
| No High School Diploma | 4 | 3.88% |
| GED or Alternate | 0 | 0% |
| 1 or More Years of College | 7 | 6.8% |
| Associates Degree | 15 | 14.56% |
| Masters Degree | 8 | 7.77% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
57422 Geography
| Coordinates | 45.38976669, -97.92524719 |
| Adjacent ZIP Codes | |
| Cities/Towns in 57422 | |
| Region | Sioux Falls Area |
| Metropolitan/Micropolitan Stat Area | Aberdeen, SD |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 141 Square Miles |
57422 Schools
| School Districts in 57422 | |
| Elementary Schools in 57422 | |
| Middle Schools in 57422 | |
| High Schools in 57422 |
57422 Weather and Climate Data
| Plant Hardiness Zone | Zone 4a: -30F to -25F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | September 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfb - Humid Continental Mild Summer, Wet All Year | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 46i - Drift Plains | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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