McCOOK, Neb. — A recent set of rankings from Niche.com , a national site that compiles data and user reviews on schools, neighborhoods, and towns, offers a mixed but generally positive snapshot of McCook — a community that scores high for affordability, stability, and family life, but draws some familiar critiques around diversity and entertainment options. What is Niche.com Niche is an online platform that gathers both government data and user-generated reviews to rank schoo