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Diocese of Joliet in Illinois
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Published by Catholic Social Ventures · sourced from the diocese directory · exported …
The Diocese of Joliet in Illinois is a Latin Church diocese covering seven counties in northeastern Illinois, erected in 1948. The see is currently vacant, with Bishop Dennis E. Spies serving as Apostolic Administrator after Ronald A. Hicks was named Archbishop of New York in early 2026.
- Apostolic Administrator
- Most Rev. Dennis E. Spies (Apostolic Administrator)
- Latin name
- Iolietten(sis) in Illinois
- Erected
- 11 December 1948
- Cathedral
- Cathedral of St. Raymond Nonnatus
- Patron
- St. Francis Xavier
- Rank
- Suffragan Diocese
- Rite
- Latin
- Province
- Chicago (Archdiocese of Chicago)
- Catholics
- 520,148
- Chancery
- 16555 Weber Road, Crest Hill, Joliet, IL 60403, U.S.A.
- Telephone
- Tel. [815]221-6185; fax 722-6632
- [email protected]
Contact as printed in the Annuario Pontificio.
Neighbouring dioceses
- Saint Thomas the Apostle of Chicago 37 km
- Saint Nicholas of Chicago 50 km
- Chicago 54 km
- Gary 67 km
- Rockford 103 km
- Milwaukee 157 km
Parishes near the see
- St. Ambrose · Crest Hill 4 km
- St. Anne · Crest Hill 4 km
- St. Dennis · Lockport 5 km
- St. John Vianney · Lockport 5 km
- St. Joseph · Lockport 5 km
- St. Raymond Nonnatus · Joliet 7 km
Official diocesan website →Cathedral →Wikipedia →Map →Linked data →
Sources: official site + Wikipedia · Annuario code 001001752 · ontology v0.3.2 · updated 2026-06-07