The Georgetown Parks and Recreation Department has nearly 9 miles of hike and bike trails along the North and South San Gabriel Rivers. There is a 1.6 mile granite trail that loops around San Gabriel Park.
On the North San Gabriel River, there is a one mile lighted concrete trail that goes from San Gabriel Park to Rivery Park. On the South San Gabriel River, there is a one mile lighted concrete trail that starts at Walden and College and goes to Blue Hole Park. See all Georgetown Parks here: parks.georgetown.org/parks-and-trails and you can access an interactive map here: parks.georgetown.org/interactive-parks-and-trails-map.