ZIP Code 57042 - Madison South Dakota
Overview
ZIP Code 57042 is located in Madison South Dakota. Portions of 57042 are also in Lake Madison and Rustic Acres Colony and Herman Township and Le Roy Township and Orland Township and Lake View Township and Franklin Township (Lake County) and Farmington Township (Lake County) and Concord Township and Winfred Township and Clarno Township and Ramsey Township. 57042 is primarily within Lake County, with some portions in Mccook County. Regionally, 57042 is located in the Sioux Falls Area.
ZIP Code 57042 Quick Stats
| ZIP Code Name | Madison |
| Primary County | Lake County |
| ZIP Code Type | Standard |
| Population (2022) | 8,178 |
| Area Code(s) | 605 |
| Current Time | CDT |
ZIP Code 57042 Map
57042 Demographics
57042 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 57042 is White. The majority race/ethnicity attending public schools in 57042 is White. The current unemployment level in 57042 is 2.2%.
| Population | 8,178 |
| Population Growth Rate | -12.3% |
| Population Density | 43 People per Square Mile |
| Total Households | 3,376 |
| Percentage High Income Households | 0.3% |
| Median Household Income (2021) | $65,270 |
| Average Adjusted Gross Income (2021) | $457,830 |
| Current Unemployment Rate (May 2026) | 2.2% |
| Sales Tax Rate (2025) | 6.2% |
| Majority Race/Ethnicity | White - 95.12% |
| Public School Majority Race/Ethnicity | White - 86.33% |
57042 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 7,715 | 95.07% |
| Black | 32 | 0.39% |
| Hispanic | 218 | 2.69% |
| Asian | 0 | 0% |
| Native American | 146 | 1.8% |
| Hawaiian/Pac. Islander | 4 | 0.05% |
57042 Public School Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 998 | 88.95% |
| Black | 16 | 1.43% |
| Hispanic | 82 | 7.31% |
| Asian | 9 | 0.8% |
| Native American | 17 | 1.52% |
| Hawaiian/Pac. Islander | 0 | 0% |
57042 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 295 | 5.95% |
| Bachelor Degree | 983 | 19.83% |
| High School Diploma | 1,553 | 31.32% |
| No High School Diploma | 73 | 1.47% |
| GED or Alternate | 202 | 4.07% |
| 1 or More Years of College | 822 | 16.58% |
| Associates Degree | 492 | 9.92% |
| Masters Degree | 251 | 5.06% |
| Professional Degree | 69 | 1.39% |
| Doctorate Degree | 218 | 4.4% |
57042 Geography
| Coordinates | 43.97690964, -97.14885712 |
| Adjacent ZIP Codes | |
| Cities/Towns in 57042 | |
| Region | Sioux Falls Area |
| Metropolitan/Micropolitan Stat Area | Sioux Falls, SD |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 191 Square Miles |
57042 Schools
| School Districts in 57042 | |
| Elementary Schools in 57042 | |
| Middle Schools in 57042 | |
| High Schools in 57042 |
57042 Weather and Climate Data
| Plant Hardiness Zone | Zone 4b: -25F to -20F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | September 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 46k - Prairie Coteau | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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