The St. Paul Missionary Baptist Church in Boise, Idaho is a historic Baptist church founded in 1909, and its building at 124 Broadway Avenue which was built in 1921. The building was added to the National Register of Historic Places in 1982.
In 1982 it was deemed "historically significant as one of two churches still in existence in Idaho with a predominantly black congregation", when the congregation was about 150. The church was built by church members, including William Riley Hardy, its first pastor.
The Church is now the Idaho Black History Museum presents exhibits and provides educational and community outreach programs including lectures, films, workshops, literacy programs, and musical performances.
The museum's purpose is to build bridges between cultures to explore issues that affect Americans of all cultures and ethnicity.