If you are moving to the Treasure Valley in 2026 and you have kids, the school district question probably matters more to you than the square footage of your next house. It should. School boundaries can shift your budget by six figures, and most of the information out there is outdated, incomplete, or based on reputation instead of real data. This guide breaks down the actual 2025 ISAT proficiency scores, Niche rankings, and enrollment strategies for every major Treasure Vall