ZIP Code 57212 - Arlington South Dakota
Overview
ZIP Code 57212 is located in Arlington South Dakota. Portions of 57212 are also in Lake Poinsett and Hetland and Denver Township and Spring Lake Township (Kingsbury County) and Laketon Township and Winsor Township and Badger Township (Kingsbury County) and Bangor Township and Lake Sinai Township and Norden Township (Hamlin County) and Hetland (town). 57212 is primarily within Kingsbury County, with some portions in Brookings County and Hamlin County. Regionally, 57212 is located in the Sioux Falls Area.
ZIP Code 57212 Quick Stats
| ZIP Code Name | Arlington |
| Primary County | Kingsbury County |
| ZIP Code Type | Standard |
| Population (2022) | 2,084 |
| Area Code(s) | 605 |
| Current Time | CDT |
ZIP Code 57212 Map
57212 Demographics
57212 can be classified socioeconomically as 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 57212 is White. The majority race/ethnicity attending public schools in 57212 is White. The current unemployment level in 57212 is 2.2%.
| Population | 2,084 |
| Population Growth Rate | 14.92% |
| Population Density | 9 People per Square Mile |
| Total Households | 764 |
| Percentage High Income Households | 0.3% |
| Median Household Income (2021) | $76,250 |
| Average Adjusted Gross Income (2021) | $434,990 |
| Current Unemployment Rate (May 2026) | 2.2% |
| Sales Tax Rate (2025) | 6.2% |
| Majority Race/Ethnicity | White - 99.62% |
| Public School Majority Race/Ethnicity | White - 93.59% |
57212 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 2,110 | 99.62% |
| Black | 0 | 0% |
| Hispanic | 5 | 0.24% |
| Asian | 0 | 0% |
| Native American | 3 | 0.14% |
| Hawaiian/Pac. Islander | 0 | 0% |
57212 Public School Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 292 | 93.89% |
| Black | 0 | 0% |
| Hispanic | 18 | 5.79% |
| Asian | 0 | 0% |
| Native American | 1 | 0.32% |
| Hawaiian/Pac. Islander | 0 | 0% |
57212 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 70 | 5.62% |
| Bachelor Degree | 269 | 21.61% |
| High School Diploma | 480 | 38.55% |
| No High School Diploma | 14 | 1.12% |
| GED or Alternate | 67 | 5.38% |
| 1 or More Years of College | 192 | 15.42% |
| Associates Degree | 132 | 10.6% |
| Masters Degree | 9 | 0.72% |
| Professional Degree | 10 | 0.8% |
| Doctorate Degree | 2 | 0.16% |
57212 Geography
| Coordinates | 44.38025665, -97.1443634 |
| Adjacent ZIP Codes | |
| Cities/Towns in 57212 | |
| Region | Sioux Falls Area |
| Metropolitan/Micropolitan Stat Areas | Brookings, SD Watertown, SD |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 226 Square Miles |
57212 Schools
| School Districts in 57212 | |
| Elementary Schools in 57212 | |
| Middle Schools in 57212 | |
| High Schools in 57212 |
57212 Weather and Climate Data
| Plant Hardiness Zone | Zone 4b: -25F to -20F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | September 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 46k - Prairie Coteau | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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