Horizon Bay in Grand Prairie, Texas, is located minutes from Arlington in the Westchester neighborhood, near wooded areas and walking paths. Our apartment-style community offers all of the amenities of home without the work. Imagine a life without household chores, yard work or home maintenance. Invite guests to a meal, special event or social outing. With our on-site Resident Program Director, scheduled transportation and dining program - there are opportunities to make new friends or entertain old ones right outside your front door.