Worship and the Word
Sunday worship, family prayer gatherings, and Bible study provide opportunities for the congregation to grow in faith.
A spiritual home for the Indonesian diaspora in Southern California. Together, we grow in Christ, nurture families, and connect generations.

IECC grew out of Indonesian Christians’ longing to worship in their mother tongue and receive pastoral care that understands life abroad.
Rooted in the Protestant Reformed tradition and an evangelical spirit, IECC nurtures spiritual growth and Christian witness in a diverse society.
Our identity and calling →Sunday worship, family prayer gatherings, and Bible study provide opportunities for the congregation to grow in faith.
Sunday school and youth ministry connect our heritage of faith with the lives of a new generation in the diaspora.
Digital ministry and relationships across churches extend fellowship to Indonesians living abroad.
Since 1996, IECC’s story has been intertwined with the Indonesian diaspora and the calling to nurture Christian unity.
Read our full history →IECC was founded in Southern California to meet the worship and pastoral needs of the Indonesian diaspora.
IECC was welcomed and confirmed as an autonomous member church of Sinode Am GPI, grounded in a shared confession of faith and a calling to unity.
Congregational life in Corona and the Inland Empire was strengthened alongside family ministry and collaboration in youth formation across Southern California.
In-person worship and digital broadcasts support ministry, alongside the formation of future generations and continued participation in the GPI fellowship.
Since June 17, 1998, IECC has been an autonomous member church of Sinode Am GPI. This bond connects diaspora congregations with the fellowship of churches in Indonesia.
IECC’s ecumenical relations ↗“Diversity in Unity”GPI’S ECUMENICAL MOTTO