Welcome to the Town of Blooming Grove. The town of Blooming Grove was formed from the Town of Cornwall in 1799 and parts of Blooming Grove were used to establish the towns of Hamptonburgh in 1830 and Chester in 1845. Blooming Grove is a town with many attractive communities and locations which many have discovered makes an excellent place to live and raise a family. It provides the perfect blend of suburban area neighborhoods, small villages, and rural land that allows picturesque neighboring farms to flourish.