Living in Diagonal, IA is a unique experience. It is a small town with a population of just over 500 people. Despite its size, Diagonal has a lot to offer those who live there. Residents enjoy the peacefulness and community atmosphere that comes with living in such a small and close-knit town. There are plenty of things to do such as fishing, swimming, golfing and shopping in nearby towns. The locals also enjoy attending the various festivals and events held throughout the year including the popular 4th of July celebration. Everyone knows and looks out for one another in Diagonal making it an overall great place to live!