Mercy Cross High School was a

private Private or privates may refer to: Music * "In Private", by Dusty Springfield from the 1990 album ''Reputation'' * Private (band), a Denmark-based band * "Private" (Ryōko Hirosue song), from the 1999 album ''Private'', written and also recorded ...

Roman Catholic The Catholic Church (), also known as the Roman Catholic Church, is the largest Christian church, with 1.27 to 1.41 billion baptized Catholics worldwide as of 2025. It is among the world's oldest and largest international institut ...

high school A secondary school, high school, or senior school, is an institution that provides secondary education. Some secondary schools provide both ''lower secondary education'' (ages 11 to 14) and ''upper secondary education'' (ages 14 to 18), i.e., ...

Biloxi, Mississippi Biloxi ( ; ) is a city in Harrison County, Mississippi, United States. It lies on the Gulf Coast of the United States, Gulf Coast in southern Mississippi, bordering the city of Gulfport, Mississippi, Gulfport to its west. The adjacent cities ar ...

, founded in 1981. It was the merger of two other high schools in Biloxi, Sacred Heart High School and Notre Dame High School. Sacred Heart was the all-girls school while Notre Dame was the all-boys school. Mercy Cross was the co-ed merger of the two. The name, Mercy Cross, was derived from the Sisters of Mercy and the Brothers of the Holy Cross, who taught students at schools in the

Roman Catholic Diocese of Biloxi The Diocese of Biloxi () is a Latin Church ecclesiastical territory, or diocese, of the Catholic Church that encompasses 17 counties in southern Mississippi in the United States. The diocese was erected on March 1, 1977, when it was split from the ...

for decades. Feeder schools included Nativity of the Blessed Virgin Mary Elementary, Our Lady of Fatima Elementary, Sacred Heart Elementary, and St. Alphonsus Elementary. The school was located on the original Notre Dame High School campus in Biloxi, Mississippi and nestled between Keegan's Bayou to the east and the Biloxi sewage treatment plant to the west. After receiving extensive damage from

Hurricane Katrina Hurricane Katrina was a powerful, devastating and historic tropical cyclone that caused 1,392 fatalities and damages estimated at $125 billion in late August 2005, particularly in the city of New Orleans and its surrounding area. ...

in 2005, classes were temporarily relocated while construction began on a new school. It was permanently replaced by St. Patrick Catholic High School in Biloxi in August 2007. St. Patrick Catholic High School is the merger of Mercy Cross High School and St. John High School of Gulfport, Mississippi.

Notes and references

Buildings and structures in Biloxi, Mississippi Defunct Catholic secondary schools in the United States Defunct schools in Mississippi Educational institutions disestablished in 2007 Roman Catholic Diocese of Biloxi Schools in Harrison County, Mississippi {{Mississippi-school-stub