Initially property of the San Gabriel Mission, the Rancho Paso de Bartolo land became a part of the original Rancho Los Nietos grant. After an appeal by the mission padres, Rancho Los Nietos was later reduced to , and Rancho Paso de Bartolo was once again a possession of the mission. Following secularization of the missions, Rancho Paso de Bartolo was granted in 1835 to Juan Crispin Perez, a manager at the mission.