The Texans burned it for the scorched earth. That makes sense.
Yes, another interesting fact that will probably not be mentioned in the forthcoming book is during the Fredonian rebellion (Haydon Edwards affair, Nacogdoches) in 1827, the militia of San Felipe was called out. Their captain Horatio Chrisman, on the orders of Empresario Austin marched with a detatchment of Mexican Infantry to put down this attempt at revolution against the Mexican govt.