St. Augustine's Episcopal Church in Oakland, California, formerly known as Trinity Episcopal Church, is a historic church at 525 29th Street. It was built in 1893 and added to the National Register of Historic Places in 1982.
The complex includes a chapel built in 1886 and moved to the site in 1891, a recreation hall built in 1925, and a c.1900 parish house moved to the site around 1912.