Why is enrollment across DC-area school districts falling?

Prince William County School Board members in Virginia faced an uncomfortable reality during a meeting in February.
With enrollment trends declining, and projections expecting that to continue, the board decided to nix plans for what it hoped would one day become its 14th high school.
The division, the second largest in Virginia, envisioned a 1,400-student facility in Lake Ridge. But several delays, connected in part to enrollment data and increasing costs, prompted the board to ultimately hold