04021 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Maine based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 04021 is White. The majority race/ethnicity attending public schools in 04021 is White. The current unemployment level in 04021 is 3.3%.
| Population | 6,633 |
| Population Growth Rate | 3.31% |
| Population Density | 334 People per Square Mile |
| Total Households | 2,154 |
| Percentage High Income Households | 14.2% |
| Median Household Income (2021) | $120,938 |
| Average Adjusted Gross Income (2021) | $510,490 |
| Current Unemployment Rate (May 2026) | 3.3% |
| Sales Tax Rate (2025) | 5.5% |
| Majority Race/Ethnicity | White - 93.96% |
| Public School Majority Race/Ethnicity | White - 92.22% |
04021 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|
| White | 6,162 | 93.96% |
| Black | 40 | 0.61% |
| Hispanic | 265 | 4.04% |
| Asian | 91 | 1.39% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
04021 Public School Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|
| White | 1,931 | 95.5% |
| Black | 24 | 1.19% |
| Hispanic | 42 | 2.08% |
| Asian | 22 | 1.09% |
| Native American | 3 | 0.15% |
| Hawaiian/Pac. Islander | 0 | 0% |
04021 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|
| Less Than 1 Year of College | 158 | 4.26% |
| Bachelor Degree | 1,332 | 35.91% |
| High School Diploma | 496 | 13.37% |
| No High School Diploma | 12 | 0.32% |
| GED or Alternate | 13 | 0.35% |
| 1 or More Years of College | 350 | 9.44% |
| Associates Degree | 313 | 8.44% |
| Masters Degree | 569 | 15.34% |
| Professional Degree | 298 | 8.03% |
| Doctorate Degree | 168 | 4.53% |
