| ZIP Code | 57646 |
| ZIP Code Name | Mound City |
| Primary County | Campbell County |
| ZIP Code Type | Standard |
| Population (2021) | 259 |
| Area Code(s) | 605 |
| Current Time | CDT |
57646 is a United States ZIP Code located in Mound City South Dakota. Portions of 57646 are also in South Campbell and Mound City (town) and East Corson and North Campbell. 57646 is entirely within Campbell County. 57646 is within the Sioux Falls Area.
57646 can be classified socioeconically as a Lower Middle Class class zipcode in comparison to other zipcodes in South Dakota based on Median Household Income and Average Adjusted Gross Income. Measuring level of educational attainment the majority of adults in 57646 have at least a Bachelor Degree. The majority race/ethnicity residing in 57646 is White. The current unemployment level in 57646 is 4.3%.
| Population | 259 |
| Population Growth Rate | -6.16% |
| Population Density | 1 People per Square Mile |
| Total Households | 85 |
| Median Houshold Income (2021) | $56,250 |
| Average Adjusted Gross Income (2019) | $62,990 |
| Current Unemployment Rate (February 2023) | 4.3% |
| Majority Race/Ethnicty | White - 84.43% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 244 | 84.43% |
| Black | 0 | 0% |
| Hispanic | 43 | 14.88% |
| Asian | 0 | 0% |
| Native American | 2 | 0.69% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 5 | 3.57% |
| Bachelor Degree | 53 | 37.86% |
| High School Diploma | 43 | 30.71% |
| No High School Diploma | 5 | 3.57% |
| GED or Alternate | 2 | 1.43% |
| 1 or More Years of College | 11 | 7.86% |
| Associates Degree | 8 | 5.71% |
| Masters Degree | 2 | 1.43% |
| Professional Degree | 5 | 3.57% |
| Doctorate Degree | 0 | 0% |
| Coordinates | 45.68238449,-100.10523987 |
| Adjacent ZIP Codes | |
| Cities/Towns in 57646 | |
| Region | Sioux Falls Area |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 194 Square Miles |
| South Dakota State Senate Districts in 57646 | |
| South Dakota State House of Representatives Districts in 57646 |