Tree houses aren't just for kids. With these unique and charming treehouses for rent throughout Washington, glampers of all ages will able to discover the delights of staying up among the leaves and branches of trees soaring above the ground. There a range of options here, fit for solo travelers looking for seclusion, couples seeking romance, and families both big and small. There are also possibilities for adventure for every budget! Take a look at these tree houses in Washington and be inspired to adventure today!