Garrett's Pass is a hiking and biking trail in Howard County, Maryland. It is within Patapsco Valley State Park: Orange Grove Area. It is 2.3 miles long and begins at 326 feet altitude. Traveling the entire trail is 2.7 miles with a total elevation gain of 381 feet. The Patapsco Parking and the Patapsco Valley State Park Shelter 106 shelter are near the trailhead. Along the trail there is parking.