Section 551.
Cal. Streets and Highways Code - SHC § 551.
in effectRoute 251 is from:
(a)
Route 580 near Point San Quentin to Route 101 near Greenbrae.
(b)
Route 101 near San Rafael to Route 1 near Point Reyes Station.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026