Catholic School CompassTrue north for Catholic families.
Roncalli High School: ManitowocRoncalliHighSchoolEntrance2009
Photo: Royalbroil, CC BY-SA 3.0, via Wikimedia Commons.

Catholic high school

Roncalli High School

  • LocationManitowoc, WI
  • Type and sizeIndependent Catholic school · Grades 9–12 · 229 students

This school’s faith scorecard hasn’t been researched yet. We research from official sources only, starting with the largest schools, and we never guess.

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Academic Excellence

FAcademic Excellence: Minimal (grade F): 0 to 100 points out of 100 on what official sources document. Grades need sources for at least 60% of the checklist.
33 of 100
From federal data, on fixed published scales.

Each measure counts for the share shown.

  • Graduates going to four-year colleges 75% of scoreThis measure counts for 75% of the Academic Excellence score.67%
  • Students per teacher 25% of scoreThis measure counts for 25% of the Academic Excellence score.10.7 to 1

Bars show points on each measure’s scale. How Academic Excellence is computed. Federal data on private high schools is limited to these two measures.

Source: NCES Private School Survey (2023–24 school year)

School facts

TypeIndependent Catholic school
DioceseDiocese of Green Bay, WI
Grades9–12
Students (all grades)229
Students in grades 9–12229
Coed or single-sexCoed
Student–teacher ratio10.7 to 1
Graduates going to 4-year colleges67%
SettingTown

Source: NCES Private School Survey 23-24 public-use file (school year 2023–24). The college-going rate and student–teacher ratio feed Academic Excellence; nothing here changes the faith grades.

Local Church

Diocese of Green Bay

The Most Reverend David L. Ricken, Bishop of Green Bay

Formal address: “Your Excellency”

Cathedral: St. Francis Xavier Cathedral

Source: gbdioc.org, gbdioc.org, verified Oct. 7, 2026.

About this school’s data

Questions families ask

Is Roncalli High School a Catholic high school?
Yes. Roncalli High School is a Catholic high school in the Diocese of Green Bay.

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