Crestline is a small community located in the San Bernardino Mountains of California. It is known for its scenic views, outdoor recreational activities, and proximity to Lake Gregory. The area offers hiking, fishing, and camping opportunities, making it a popular destination for nature enthusiasts. The town has a charming, rustic atmosphere with a mix of residential homes and local businesses. Crestline is part of the larger San Bernardino County and is situated at an elevation of about 4,700 feet, providing a cooler climate compared to the surrounding lowland areas.