Wanderlust World Wanderlust World Nestled in the heart of Sonoma's wine country stands Mission San Francisco Solano—a modest adobe church that holds the distinction of being the last and northernmost of Spain's 21 California missions. Founded on July 4, 1823, by Father José Altimira, this mission marked the final attempt to extend Spanish colonial influence along the Pacific coast.
Unlike its predecessors, Mission San Francisco Solano was established under Mexican rule rather than Spanish authority. Mexico had won independence from Spain in 1821, and the new government initially supported the mission system as a means of securing its northern frontier. Father Altimira, a zealous Franciscan from Barcelona, chose the Sonoma Valley for its fertile soil, reliable water sources, and substantial Native American population—primarily Coast Miwok, Southern Pomo, and Wappo peoples.
The mission's early years showed promise. By 1824, over 600 neophytes (baptized Native Americans) lived at the mission, tending vineyards, orchards, and vast herds of cattle. The complex grew to include a church, convento (priests' quarters), workshops, storerooms, and housing for neophytes, all arranged around a central quadrangle.
However, the mission's existence was brief. Secularization laws passed by the Mexican government in 1834 mandated the redistribution of mission lands to Native Californians—though in practice, most acreage went to political allies and military officers. General Mariano Guadalupe Vallejo, appointed administrator of the mission in 1835, oversaw its dismantling. By 1840, Mission San Francisco Solano had effectively ceased functioning as a religious institution.
Today, the restored mission chapel and portions of the convento stand as part of Sonoma State Historic Park. The site preserves the complex legacy of California's mission system: a story of faith, cultural collision, indigenous resilience, and the end of an era that forever transformed the Golden State.