About the Diocese

Bishop George Leo Thomas, Ph.D.

Born May 19, 1950, in Anaconda, Montana, George Leo Thomas was raised in Butte, the second oldest of five children born to Mary Cronin Thomas and the late George Thomas.
He attended grade school at St. Ann’s parish school in Butte and graduated from Christian Brothers High School, Butte, in 1968. The Thomas family moved to Bellevue, Wash., that same year.
He received his B.A. degree in literature from Carroll College in 1972. He entered St. Thomas Seminary, in Bothell, Wash., as a student for the Archdiocese of Seattle, where he received a master of divinity degree. He was ordained to the priesthood May 22, 1976.
Following ordination, Father Thomas served as associate pastor at Holy Family Parish, Kirkland, and St. James Cathedral in Seattle. He was parish administrator at Sacred Heart Parish in Bellevue, and served at Holy Innocents Mission in Duvall.
Father Thomas was the Catholic chaplain to the King County Jail and the Seattle City Jail for 12 years and served as chairman of the Board of Directors for Catholic Community Services and chairman of the Archdiocesan Housing Authority for 10 years. He also served as chaplain to the Missionary Sisters of the Sacred Heart in Seattle and the Carmelite Community of Seattle.
In 1981 Father Thomas entered graduate school at the University of Washington and was awarded a master's degree in counseling and community mental health in 1983. In 1986 he earned a doctor of philosophy degree with an area of specialty in Pacific Northwest mission history. Father Thomas’ dissertation, titled “Catholics and the Missions of the Pacific Northwest,” received the university’s Gordon C. Lee Award for the distinguished dissertation for 1986.
In 1987 Father Thomas was appointed chancellor and vicar general, positions he held for 17 years. Following the death of Archbishop Thomas Murphy in 1997, Father Thomas was elected administrator for the Archdiocese of Seattle until the appointment of Archbishop Alexander J. Brunett, who re-appointed Father Thomas as vicar general.
George Leo Thomas was appointed Auxiliary Bishop of Seattle by Pope John Paul II on Nov. 19, 1999, and was ordained Bishop on Jan. 28, 2000. He continued his service as Vicar General and as chairman of the Board of Directors for Catholic Community Services and the Archdiocesan Housing Authority.
On March 23, 2004, he was appointed Bishop of the Diocese of Helena, and was installed at the Cathedral of St. Helena on June 4, 2004.
As Bishop of Helena, Bishop Thomas is the Chancellor of Carroll College and a member of the Board of Trustees. He serves on the boards of directors for the Foundation for the Catholic Diocese of Helena, the Montana Catholic Conference, Catholic Social Services of Montana, as well as the board of the Montana Association of Churches.
Bishop Thomas serves on the board of Catholic Relief Services, the USCCB Committee for the Protection of Children and Youth, the USCCB Ad Hoc Committee for Native American Catholics, and the USCCB Committee of the American College of Louvain.

History and Statistics

The Diocese of Helena was established on March 7, 1884, and initially included the entire state of Montana. Its present boundaries were established on May 18, 1904, when the Diocese of Great Falls (now Great Falls-Billings) was formed from its territory.
The diocese covers 51,922 square miles of western and north central Montana, encompassing 21 counties and parts of two others.
The diocese’s 58 parishes and 38 missions are structured into six deaneries: Bozeman, Butte, Conrad, Helena, Kalispell, and Missoula. Its diocesan church is St. Helena Cathedral, Helena, which was dedicated in 1914.

Click here to view a map of the diocese.

Former Bishops

The nine bishops to serve the Helena Diocese are:
Bishop John B. Brondel, 1884-1903
Bishop John P. Carroll, 1904-25
Bishop George J. Finnigan, CSC, 1927-32
Bishop Ralph L. Hayes, 1933-35
Bishop Joseph M. Gilmore, 1936-62
Bishop Raymond G. Hunthausen, 1962-75
Bishop Elden F. Curtiss, 1976-93
Bishop Alex J. Brunett, 1994-97
Bishop Robert C. Morlino, 1999-2003

At a Glance:

• 51,922 square miles

• 59 parishes, 38 missions

• 19,300 registered households

• 57,982 Catholics registered in the parishes

• 87 priests:

• 77 diocesan priests
• 42 priests assigned in the diocese
(2 on leave)
• 28 priests on senior status
(4 remain assigned)
• 6 priests serving outside the diocese
• 3 priests from other dioceses serving here
• 6 Jesuit priests and 1 Missionary Priest of Africa serving in the diocese

• 14 men preparing for priestly ordination:

• 12 seminarians
• 2 pre-seminary college students

• 31 permanent deacons

• 31 religious sisters serving in the diocese

• 2 religious brothers serving in the diocese

• 1,336 children enrolled in diocesan schools

• 4,849 children and youth enrolled in
religious education