1. Start at the trailhead, heading SW.
2. 50 ftPass Niles beach.
3. 50 ftPass Quarry Lakes Regional Park Beach.
4. 50 ftPass Horseshoe Lake.
5. 100 ftPass Rainbow Lake.
6. 300 ftBear left onto Californio, heading SE.
7. 0.4 miBear left onto Old Creek Trail, heading SE.
8. 0.1 miTurn right onto Chelmo Trail, heading E.
9. 50 ftPass Willow Slough.
10. 0.2 miTurn left, heading SW.
11. 50 ftPass Alameda Creek.
12. 100 ftContinue straight onto San Francisco Bay Trail, heading SW.
13. 0.8 miPass Shinn Pond.
14. 50 ftTurn left, heading NE.
15. 0.2 miTurn right, heading NW.
16. 350 ftReach Alameda Creek, then turn around and head back the way you came.
17. 400 ftTurn left, heading NE.
18. 1 miTurn right onto Chelmo Trail, heading W.
19. 0.2 miTurn left onto Old Creek Trail, heading NW.
20. 0.1 miBear right, heading N.
21. 0.3 miContinue straight onto Californio, heading NW.
22. 350 ftBear right, heading NW.
23. 250 ftArrive back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Trail map, photos and weather for this hike: www.ambleway.com/hikes/alameda-creek-horseshoe-lake-out-back-12-lakes