Powerline Trail is a hiking trail in San Diego County, California. It is within Cuyamaca Rancho State Park. It is 0.2 miles long and begins at 4,105 feet altitude. Traveling the entire trail is 0.5 miles with a total elevation gain of 30 feet. The Cuyamaca Rancho Park Museum and Area Headquarters (elevation 4,108 feet) museum can be seen along the trail.