St. Peter's Woodlands Grammar School, founded as St Peter's Glenelg in 1863 and later known as St Peter's Glenelg Anglican Grammar School, is a school in the Adelaide seaside suburb of Glenelg, South Australia, Australia. Woodlands Church of England Girls' Grammar School merged into the school in 1999. Commonly known as St Peter's Woodlands or SPW, it is an independent Anglican co-educational early learning and primary day school.