1. Start on Upper Charles Trail, heading NE.
2. 50 ftPass Louisa Lake.
3. 50 ftTurn right, heading NE.
4. 1.6 miPass Wildcat Pond.
5. 0.7 miContinue straight onto Holliston Highway, heading N.
6. 0.3 miTurn right onto Milford Byway, heading N.
7. 200 ftBear left onto Better Than The Fire Road Climb, heading N.
8. 150 ftTurn left onto Challenger, heading N.
9. 150 ftBear left onto Top Down, heading N.
10. 0.2 miPass The Intro Viewpoint.
11. 450 ftTurn left onto Farm Way, heading E.
12. 150 ftTurn right onto The Intro, heading N.
13. 250 ftContinue straight onto Cliffwalk, heading NE.
14. 50 ftTurn right, heading NE.
15. 50 ftBear left onto The Intro, heading NE.
16. 150 ftContinue straight onto Cliffwalk, heading N.
17. 150 ftContinue straight onto The Intro, heading N.
18. 0.2 miPass College Rock.
19. 400 ftContinue straight onto College Rock Run, heading N.
20. 50 ftTurn left onto Walker Trail, heading N.
21. 400 ftBear left onto College Rock, heading N.
22. 450 ftBear left onto Stairway To College, heading NW.
23. 0.2 miTurn left onto Cornell Connection, heading E.
24. 0.5 miReach College Rock, then turn around and head back the way you came.
25. 0.5 miTurn right, heading NW.
26. 0.2 miBear right onto College Rock, heading S.
27. 450 ftBear right onto Walker Trail, heading SE.
28. 450 ftTurn right onto College Rock Run, heading E.
29. 50 ftContinue straight onto The Intro, heading E.
30. 0.2 miContinue straight onto Cliffwalk, heading W.
31. 150 ftContinue straight onto The Intro, heading S.
32. 150 ftBear right, heading SE.
33. 50 ftTurn left onto Cliffwalk, heading SE.
34. 50 ftContinue straight onto The Intro, heading SE.
35. 250 ftTurn left onto Farm Way, heading SE.
36. 150 ftTurn right onto Top Down, heading SE.
37. 0.3 miBear right onto Challenger, heading W.
38. 200 ftTurn right onto Better Than The Fire Road Climb, heading W.
39. 150 ftBear right onto Milford Byway, heading S.
40. 200 ftTurn left, heading W.
41. 0.3 miContinue straight onto Holliston Highway, heading S.
42. 100 ftContinue straight onto Upper Charles Trail, heading S.
43. 2.2 miTurn right, heading W.
44. 50 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/college-rock-louisa-lake-out-back-5-lakes-11-km-29f1