In 2004 it had 533,000 members and 179 parishes with 900 house fellowships and 520 ordained clergy.
It is a member of the Federation of Swiss Protestant Churches.
The church traces back its roots to the reformation in Zürich, and Ulrich Zwingli.
[6][7] Women ordination is allowed in Reformed Church of the Canton of Zürich.
In August 2019 the Evangelical Reformed Church of the Canton of Zürich allowed blessings of same-sex marriages.