The Reformed Church is located at 10 Mārstaļu Street. The church building is currently owned by the Latvian Evangelical Lutheran Church and has been organised by the Youth Centre.
This denomination currently has two congregations in Riga. The oldest Reformed church was built in 1733, membership was mostly German traders and consisted of 1000 members till 1938. During World War II the Germans left. In 1949 the Reformed church joined the Evangelical Church of the Brethren and the Evangelical Brethren Community. The Evangelical – Reformed Brethren Community was formed. Later in the Communist regime the church was transferred to a sound studio.