- Adobe walls were 2-3 feet thick.
- Roof was thatch.
- No tower or belfry.
- No sacristy.
- No corredores (covered porches).
- No kitchen or storage rooms separate from the quadrangle.
- Two rooms to east of the church: One was the priests' quarters, the other was Father Duran's library.
- Orchard to east of the quadrangle.
- Vineyard (planted in 1795) to the south of the quadrangle.
1812
- Tower and belfry added to church.
- Sacristy added to the church.
- Priests' quarters remodeled and enlarged.
- Corredores added around quadrangle.
- Kitchen and storage rooms built as separate structures.
1820
- Major earthquake damaged the mission church and other buildings.
1823-24
- Mission church and other buildings repaired.
- New roof put on the church (the old thatch roof was replaced with tiles.)
- Facade of church was stuccoed.
- New furnishings placed in the church, including an altar, pulpit, and baptismal font.
1830
- Secularization of the missions (the missions were turned over to the Mexican government).
- Mission buildings began to deteriorate.