California Streets and Highways Code/Section 230-233
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.