| Route 37 - La Costa to Palomar Mountain - 90 miles Check current weather on Mt Palomar at http://deneb.bu.edu/swobserv/palomar Start Alga & El Camino 0.0 E Alga 2.5 R Melrose 3.0 R Rancho Santa Fe 3.4 L San Elijo 4.7 R Elfin Forest 7.6 = Harmony Grove 11.9 R Harmony Grove 12.3 R Harmony Grove 12.4 L Howard 12.9 R Auto Park 13.1 L Hale 13.7 R Washington * 18.2 L Valley 19.0 R Lake Wohlford * 26.9 R Valley Center 31.8 R Hwy 76 * 37.0 L S Grade / Palomar Mtn 43.6 L Canfield 43.7 L market U-turn 43.8 R S Grade 50.3 R Hwy 76 55.5 L Valley Center 60.5 L Lake Wohlford * 68.4 L Valley 69.2 R Washington 73.7 L Hale 73.8 R Simpson 74.3 L Andreasen 75.1 L Enterprise 75.3 R Harmony Grove 75.7 L Harmony Grove 80.0 = Elfin Forest 82.8 L San Elijo 84.5 L Rancho Santa Fe 86.1 R La Costa 88.3 R El Camino 89.5 return to start * Notes 11.5 R toilet in park 19.3 R Texaco refuel 31.9 L Market refuel 39.8 L toilet in park ![]() |