Pulse Reviews and Analysis
Top 10 Catholic High Schools in Illinois
Curated by Kory White · Fractional CRO, CRO SyndicateDirect Answer
The best Catholic high school in Illinois is Loyola Academy in Wilmette, our π BEST OVERALL pick β the largest Jesuit high school in the country and a powerhouse of academics, athletics, and college placement. For families seeking an outstanding Catholic education at a more accessible price point, Marist High School on Chicago's Southwest Side is our π BEST VALUE choice, pairing strong academics and a deep activities program with tuition well below the North Shore independents.
This ranking weighs academic rigor, college outcomes, faith formation, and program breadth. Every school below is a real, currently operating Illinois Catholic high school, and the profiles reflect what each is genuinely known for.
How We Ranked These
We led with academics and college outcomes β curriculum depth, AP and honors access, and where graduates actually enroll. Illinois's strongest Catholic schools send large shares of each class to selective universities, and those results anchor the ranking. We weighed Advanced Placement breadth, dual-credit partnerships, and graduation outcomes.
We then considered faith formation and mission, since a Catholic school's identity β Jesuit, Christian Brothers, diocesan, or other β shapes daily life and the kind of formation students receive. Next came program breadth: the arts, service, athletics, and signature offerings like STEM academies or classical curricula.
Finally we weighed value and access, recognizing that Catholic tuition varies widely and that the strongest schools often pair excellence with meaningful financial aid. We focused on Catholic high schools across the Archdiocese of Chicago and the broader state.
1. Loyola Academy π BEST OVERALL
In the North Shore suburb of Wilmette, Loyola Academy is the largest Jesuit secondary school in the United States and a flagship of Catholic education in Illinois. The coeducational school is known for academic rigor, an exceptionally broad Advanced Placement and honors catalog, and a college list dominated by selective universities.
Loyola pairs that academic strength with powerhouse athletics, a deep arts program, and the Jesuit emphasis on service and "men and women for others." Its scale supports resources and program breadth few schools can match, and its graduates enroll at top colleges nationwide. Loyola's athletic program is among the most successful in the state across multiple sports, and its theater and music offerings draw serious student artists.
The school's retreat and service programs, central to Jesuit formation, send students into Chicago neighborhoods and beyond, shaping graduates who lead with conscience as well as competence. The combination of Jesuit formation, academic depth, program breadth, and outcomes makes Loyola our overall pick.
2. Marist High School π BEST VALUE
On Chicago's Southwest Side in the Mount Greenwood neighborhood, Marist High School is a coeducational Catholic school in the Marist tradition known for strong academics, an extensive activities program, and competitive athletics. Marist offers a deep slate of AP and honors courses, a respected STEM focus, and broad college placement, all at tuition well below the North Shore independents.
For families seeking an excellent, mission-driven Catholic education at an accessible price, Marist delivers outstanding value, which is why it earns our best-value pick. The school is known for an unusually deep menu of clubs and activities, giving students many ways to find their place, and its athletic teams compete strongly across the Chicago Catholic League.
Marist's commitment to the Marist tradition of presence and family spirit shapes a welcoming culture that families on the Southwest Side return to generation after generation.
3. Fenwick High School
In Oak Park just west of Chicago, Fenwick High School is a coeducational college-preparatory school in the Dominican tradition, known for exceptional academic rigor. Fenwick offers a demanding curriculum, a strong AP and honors program, and a long record of placing graduates at selective universities.
The school's Dominican emphasis on study, prayer, and service gives it a distinctive identity, and its academic reputation places it among the very strongest Catholic schools in the state. Fenwick's debate and academic-competition teams are nationally competitive, and its tight-knit alumni network in the Chicago area opens real doors for graduates.
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4. Saint Ignatius College Prep
In Chicago's Near West Side, Saint Ignatius College Prep is a Jesuit coeducational school housed in a historic landmark building and known for elite academics. The school offers a rigorous classical and college-prep curriculum, deep AP access, and a college list that rivals the city's top independents.
Saint Ignatius combines Jesuit formation with academic intensity and a strong tradition of service, making it one of the most sought-after Catholic schools in Illinois.
5. Benet Academy
In the western suburb of Lisle, Benet Academy is a coeducational Catholic school in the Benedictine tradition, consistently ranked among the top schools in Illinois. Benet is known for outstanding academics, a strong AP program, and exceptional college placement, along with the Benedictine emphasis on prayer, community, and scholarship.
The school's combination of academic excellence and a values-driven culture has made it a perennial top choice for families in the western suburbs.
6. Mount Carmel High School
On Chicago's South Side in the Woodlawn neighborhood, Mount Carmel High School is an all-boys Catholic school in the Carmelite tradition, known for both academics and a storied athletic program. Mount Carmel offers a strong college-prep curriculum and a deep tradition of forming young men in faith and character.
The school's combination of academic strength, athletic excellence, and Carmelite spirituality gives it a distinctive place among Chicago's Catholic schools.
7. Nazareth Academy
In La Grange Park in the western suburbs, Nazareth Academy is a coeducational Catholic school sponsored by the Sisters of St. Joseph, known for strong academics and a supportive, family-oriented culture. Nazareth offers solid AP and honors options, competitive athletics, and an arts program with a strong reputation.
Its emphasis on community and individual attention, combined with strong college outcomes, makes it a leading western-suburb option.
8. Carmel Catholic High School
In Mundelein in Lake County, Carmel Catholic High School is a large coeducational school co-sponsored by the Carmelites and the Sisters of Charity of the Blessed Virgin Mary. Carmel is known for academic strength, a broad AP and honors catalog, and strong athletics and arts programs.
Its size supports a deep slate of courses and activities, and its strong college placement makes it a top choice for Catholic families in the northern suburbs. Carmel's strong campus-ministry program, dual-charism heritage, and competitive athletic teams give students a full and balanced experience, and its modern facilities support advanced coursework in the sciences and the arts alike.
9. Montini Catholic High School
In Lombard in DuPage County, Montini Catholic High School is a coeducational diocesan-affiliated school known for strong academics, a supportive environment, and competitive athletics. Montini offers solid AP and honors coursework, a respected fine-arts program, and good college outcomes.
Its community feel and academic quality give western-suburb families a strong, accessible Catholic option.
10. Joliet Catholic Academy
In Joliet southwest of Chicago, Joliet Catholic Academy is a coeducational school with deep roots in the Carmelite and Franciscan traditions, known for academics and a celebrated athletic legacy. The school offers a strong college-prep curriculum, AP and honors options, and a culture grounded in faith and service.
Joliet Catholic's combination of academic strength and tradition rounds out a list of the state's leading Catholic high schools.
What to Look For When Choosing a Catholic High School
Catholic high schools share a faith foundation, but they differ sharply in tradition and culture, so families should look closely at fit. Charism and tradition shape daily life: a Jesuit school like Loyola or Saint Ignatius emphasizes rigorous inquiry and service, a Dominican school like Fenwick centers on study and truth, and a Benedictine school like Benet stresses community and prayer.
Ask how the school's particular tradition shows up in the schedule, the service requirements, and the way teachers relate to students.
Academics and college outcomes deserve a hard look. Request a multi-year college matriculation list and the school's AP and honors catalog, and ask about the counselor-to-student ratio, since strong Catholic schools pair rigor with personalized college advising. Coeducational versus single-sex is also a real decision β Illinois has excellent all-boys options like Mount Carmel alongside strong coed schools β so consider which environment suits your child.
Finally, weigh cost, aid, and logistics. Catholic tuition ranges widely, and the strongest schools maintain meaningful financial-aid and scholarship programs, so ask for an aid estimate before ruling a school out on price. Consider commute, transportation, and how the school's athletics and activities fit your family's life.
The best Catholic high school is the one whose tradition, academics, and community genuinely fit your student for four formative years.
FAQ
What is the best Catholic high school in Illinois? Loyola Academy in Wilmette, the largest Jesuit high school in the country, is our top pick for its academic rigor, program breadth, and strong college placement.
Which Illinois Catholic high school is the best value? Marist High School on Chicago's Southwest Side delivers strong academics and a deep activities program at tuition well below the North Shore independents, making it our best-value choice.
Are there strong all-boys Catholic high schools in Illinois? Yes. Mount Carmel High School on Chicago's South Side is a leading all-boys Catholic school in the Carmelite tradition, known for both academics and athletics.
What religious traditions run Illinois Catholic high schools? Illinois Catholic schools span several charisms, including Jesuit (Loyola, Saint Ignatius), Dominican (Fenwick), Benedictine (Benet), and Carmelite (Mount Carmel, Joliet Catholic), each with a distinct culture.
Do Catholic high schools offer financial aid? Most of Illinois's strongest Catholic high schools maintain need-based aid and scholarship programs, so families should request an aid estimate rather than assume a school is out of reach on tuition alone.
How were these schools ranked? We weighed academics and college outcomes, mission and faith formation, program breadth, and value, focusing on Catholic high schools in the Archdiocese of Chicago and across the state.
Bottom Line
Illinois has one of the deepest Catholic-school sectors in the country, concentrated in Chicago and its suburbs. Loyola Academy leads overall on academics, scale, and Jesuit formation, while Marist delivers excellent Catholic education at the best value. Whether you want Dominican rigor at Fenwick, Jesuit intensity at Saint Ignatius, Benedictine community at Benet, or an all-boys tradition at Mount Carmel, this list captures the state's leading options.
Visit, ask about financial aid, and match each school's charism to your family.