York County - Demographic Facts
- Population growth in York County has been faster than the statewide average.
- The population is younger than the average.
- Educational attainment is similar to the statewide average.
- Most income measures are higher and poverty rates are lower than statewide averages.
- Population density: 135 people per square mile
- Largest Communities (population): Sanford: (21,987), Biddeford (21,594), Saco (18,164)
- Population born outside U.S.: 2.8%
- Median age: 41 years
- Average household size: 2.31
- Population age 25+ with:
- High school diploma - 89.6%
- Bachelor's or higher degree - 24.3%
- Average work commute: 21 minutes




