There are 209 K-12 Schools in Ada County, Idaho, serving a population of 435,117 people in an area of 1,053 square miles. There is 1 K-12 School per 2,081 people, and 1 K-12 School per 5 square miles.
In Idaho, Ada County is ranked 42nd of 44 counties in K-12 Schools per capita, and 1st of 44 counties in K-12 Schools per square mile.