57108 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 57108 is White. The majority race/ethnicity attending public schools in 57108 is White. The current unemployment level in 57108 is 2.2%.
| Population | 31,255 |
| Population Growth Rate | 40.88% |
| Population Density | 1,025 People per Square Mile |
| Total Households | 6,757 |
| Percentage High Income Households | 9.2% |
| Median Household Income (2021) | $90,272 |
| Average Adjusted Gross Income (2021) | $752,660 |
| Current Unemployment Rate (May 2026) | 2.2% |
| Sales Tax Rate (2025) | 6.2% |
| Majority Race/Ethnicity | White - 93% |
| Public School Majority Race/Ethnicity | White - 83.5% |
57108 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|
| White | 27,966 | 92.92% |
| Black | 643 | 2.14% |
| Hispanic | 717 | 2.38% |
| Asian | 743 | 2.47% |
| Native American | 2 | 0.01% |
| Hawaiian/Pac. Islander | 26 | 0.09% |
57108 Public School Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|
| White | 2,212 | 87.26% |
| Black | 118 | 4.65% |
| Hispanic | 112 | 4.42% |
| Asian | 64 | 2.52% |
| Native American | 28 | 1.1% |
| Hawaiian/Pac. Islander | 1 | 0.04% |
57108 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|
| Less Than 1 Year of College | 583 | 5.28% |
| Bachelor Degree | 3,487 | 31.55% |
| High School Diploma | 1,998 | 18.08% |
| No High School Diploma | 42 | 0.38% |
| GED or Alternate | 140 | 1.27% |
| 1 or More Years of College | 1,525 | 13.8% |
| Associates Degree | 966 | 8.74% |
| Masters Degree | 1,577 | 14.27% |
| Professional Degree | 514 | 4.65% |
| Doctorate Degree | 220 | 1.99% |
