04578 can be classified socioeconomically as Lower 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 04578 is White. The majority race/ethnicity attending public schools in 04578 is White. The current unemployment level in 04578 is 3.3%.
| Population | 4,657 |
| Population Growth Rate | 0% |
| Population Density | 109 People per Square Mile |
| Total Households | 1,887 |
| Percentage High Income Households | 1.6% |
| Median Household Income (2021) | $64,516 |
| Average Adjusted Gross Income (2021) | $382,010 |
| Current Unemployment Rate (May 2026) | 3.3% |
| Sales Tax Rate (2025) | 5.5% |
| Majority Race/Ethnicity | White - 96.44% |
| Public School Majority Race/Ethnicity | White - 94.04% |
04578 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|
| White | 4,390 | 96.44% |
| Black | 13 | 0.29% |
| Hispanic | 89 | 1.96% |
| Asian | 49 | 1.08% |
| Native American | 11 | 0.24% |
| Hawaiian/Pac. Islander | 0 | 0% |
04578 Public School Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|
| White | 426 | 94.67% |
| Black | 10 | 2.22% |
| Hispanic | 2 | 0.44% |
| Asian | 8 | 1.78% |
| Native American | 2 | 0.44% |
| Hawaiian/Pac. Islander | 2 | 0.44% |
04578 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|
| Less Than 1 Year of College | 336 | 10.73% |
| Bachelor Degree | 396 | 12.65% |
| High School Diploma | 1,118 | 35.71% |
| No High School Diploma | 49 | 1.56% |
| GED or Alternate | 199 | 6.36% |
| 1 or More Years of College | 485 | 15.49% |
| Associates Degree | 204 | 6.52% |
| Masters Degree | 193 | 6.16% |
| Professional Degree | 77 | 2.46% |
| Doctorate Degree | 74 | 2.36% |
