St. Louis Priory School
11 mi Grades 7-12 299 students 8.4 students per teacher Roman Catholic All-boys 100% to 4-year college
All-boys schools in Saint Charles, MO
3 in Saint Charles or within 12 miles. Schools that told the 2023-24 federal survey they enroll boys only.
Affiliation, co-ed or single-sex, association membership and the share of graduates going on to a 4-year college come from the 2023-24 federal Private School Universe survey.
Missouri Torah Institute
11 mi Grades 9-12 73 students 7.4 students per teacher Jewish Special program emphasis All-boys 0% to 4-year college
Grades 6-12 872 students 10.3 students per teacher Roman Catholic All-boys 96% to 4-year college
Private schools
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- All-boys schools in Chesterfield (10 mi)
- All-boys schools in Florissant (10 mi)
- All-boys schools in Olivette (11 mi)
- All-boys schools in Town and Country (12 mi)
- All-boys schools in Ballwin (14 mi)
- All-boys schools in Manchester (15 mi)
- All-boys schools in Ellisville (15 mi)
- All-boys schools in Kirkwood (16 mi)
- All-boys schools across Missouri
What Missouri pays
MOScholars Tax-credit scholarship
Up to $7,145 per student for 2026-27, more for some students The 2026-27 maximum is $7,145 for most students, up to $8,931 for students eligible for free or reduced lunch, $11,432 for English learners and $12,504 for students with an IEP. These are ceilings: assistance organizations may award less, and the average award in 2025-26 was $6,831.
Figures read from each program’s official pages, October 2, 2026. Sources and how to apply
Get one email when applications open
Most programs open once a year, and several ran out of money or seats in 2026. Pick your state (you are looking at Saint Charles) and we will email you the day the next window opens, with the official link. That is the only email you get.
One email per application window. No calls, no sharing your details.