Public School Uniforms for Hillsborough in Greenfield, NH. Crotched Mountain School is a Special education school and is a Nonsectarian school. The area of Greenfield, NH where Crotched Mountain School is located is considered . If you are looking for a private school in Greenfield, NH and need to know which Catholic, boarding, Christian, or unaffiliated private schools are the best, take the next step in your research. Your child’s education requires an enormousness amount of attention and you can narrow your search with our online tool…