Catholic IntelligenceA work of service to the Church

Diocese of San Diego

Sancti Didaci

The Diocese of San Diego is a Latin Church diocese covering San Diego and Imperial counties in California, erected in 1936. It is a suffragan of the Archdiocese of Los Angeles, seated at St. Joseph Cathedral, and led since 2025 by Bishop Michael Pham.

The see

Rank
Suffragan diocese
Tradition
Latin Church
Erected
11 July 1936
Latin
Sancti Didaci
Patron
Saint Didacus of Alcalá
Annuario code
001002887

The see in figures

Catholics
1,386,368
Population
3,484,311
Catholic shareof the people living within its bounds
39.8%
Priests
270
Catholics per priest
5,135
Extent
22,942 km²
Catholics per km²
60

Figures as recorded in the register, from the Annuario Pontificio and the see's own published statements. Shares and ratios are computed from the two figures shown beside them.

The bishop

Bishop
Michael Pham

A see whose chair stands empty is recorded as vacant rather than filled with a guess. On what a bishop is, see the bishop.

The cathedral

St. Joseph Cathedral stands in San Diego, the church that holds the cathedra from which this see takes its name.

On what a cathedral is, see the cathedral; every see church on earth is gathered at the cathedrals.

The province of Los Angeles

A suffragan of Archdiocese of Los Angeles.

The sees of this province:

On how the Church is ordered into provinces, see the diocese.

History

All of San Diego and Imperial counties make up the ecclesiastical territory of the Diocese of San Diego (Latin: Dioecesis Sancti Didaci), a Catholic diocese in Southern California, United States and a suffragan of the Archdiocese of Los Angeles. St. Joseph Cathedral in San Diego is its mother church, and Michael Pham serves as bishop.

Catholic Intelligence

Get early access

We are indexing the whole visible Church: every diocese and parish on earth, searchable and mapped, with Mass times, clergy, and diocesan contacts. Launching soon. Sign up to be first in when it opens, starting with [object Object].

One email at launch. Nothing else.

Sources

The see's own website · Wikipedia

Compiled from the published statements of the see and the references of the Holy See, among them the Annuario Pontificio. Corrections: hello@catholicintelligence.com.