Manker Flats Campground is located in the San Gabriel Mountains of California, offering a scenic retreat for outdoor enthusiasts. Situated at an elevation of about 5,000 feet, it provides access to various hiking trails, including the popular Mount Baldy trail. The campground features picnic tables, fire rings, and restrooms, making it a convenient spot for camping. The campground operates on a first-come, first-served basis and typically opens in late spring through early fall. Visitors can enjoy activities such as hiking, birdwatching, and stargazing. Its proximity to the Angeles National Forest enhances the natural beauty and recreational opportunities available.