2005 California Streets and Highways Code Sections 230-233 Article 1. General Provisions

230.  The highways described in this chapter are State highways.
231.  As used in this chapter, "route" means State highway route and
the route numbers are those given the State highway routes or
portions thereof by the commission.  Each complete route is described
in article 3 of this chapter.
233.  All title acquired by the public or by any governmental agency
to any real property, or interests therein, used for rights of way
of any highway heretofore or hereafter constituted a State highway is
vested in the name of the people of the State of California.