Richard Griswold del Castillo, when speaking of Barrioization in Los Angeles, states that the term barrio was used prior to 1848 in California but that the term took on a new meaning after the city's Anglo-American invasion and occupation.
Scholar Richard Griswold del Castillo states that while there is no evidence that the term barrio was used prior to 1848 in California, that the adjacent village of Yaanga "may have been considered a barrio." 
