New Phase Coming Summer 2022. Homeowners at the new home community of Greendale Grove can enjoy a break from the fast pace of everyday life and take a breather in our brand new and serene community, located in beautiful Star, Idaho. Appreciate the charm of living in a small town, with the convenience of bustling Eagle, Idaho only minutes down the road. Hop on your bike, enjoy a peaceful stroll, or maybe even grab your golf clubs as you’re just around the corner from one of Idaho’s most enjoyable public golf courses, River Birch Golf Course. Look no further than Greendale Grove!