66209 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Kansas based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 66209 is White. The majority race/ethnicity attending public schools in 66209 is White. The current unemployment level in 66209 is 3.8%.
| Population | 19,452 |
| Population Growth Rate | -2.03% |
| Population Density | 3,005 People per Square Mile |
| Total Households | 8,276 |
| Percentage High Income Households | 21.9% |
| Median Household Income (2021) | $121,760 |
| Average Adjusted Gross Income (2021) | $572,340 |
| Current Unemployment Rate (May 2026) | 3.8% |
| Sales Tax Rate (2025) | 10.3% |
| Majority Race/Ethnicty | White - 87.25% |
| Public School Majority Race/Ethnicty | White - 65.12% |
66209 Race/Ethnicty Breakdown
| Race/Ethnicty | Total | Percentage |
| White | 16,850 | 87.25% |
| Black | 520 | 2.69% |
| Hispanic | 481 | 2.49% |
| Asian | 1,457 | 7.54% |
| Native American | 5 | 0.03% |
| Hawaiian/Pac. Islander | 0 | 0% |
66209 Public School Race/Ethnicty Breakdown
| Race/Ethnicty | Total | Percentage |
| White | 3,090 | 69% |
| Black | 262 | 5.85% |
| Hispanic | 371 | 8.28% |
| Asian | 736 | 16.44% |
| Native American | 19 | 0.42% |
| Hawaiian/Pac. Islander | 0 | 0% |
66209 Educational Attainment Levels
| Highest Education Level Attained | Total | Percentage |
| Less Than 1 Year of College | 542 | 3.93% |
| Bachelor Degree | 6,031 | 43.71% |
| High School Diploma | 1,096 | 7.94% |
| No High School Diploma | 56 | 0.41% |
| GED or Alternate | 48 | 0.35% |
| 1 or More Years of College | 1,342 | 9.73% |
| Associates Degree | 645 | 4.67% |
| Masters Degree | 2,480 | 17.97% |
| Professional Degree | 1,187 | 8.6% |
| Doctorate Degree | 372 | 2.7% |