Montecito Baptist School
under 1 mi Grades K-12 96 students 11.3 students per teacher Baptist Co-ed 100% to 4-year college
Private schools in Ontario, CA
9 schools in Ontario itself and 12 more within 6 miles.
Ontario private schools at a glance
Ontario has 9 private schools of its own, and 12 more are within 6 miles. In Ontario itself: 1 Catholic, 6 other Christian and 2 nonsectarian; 8 teach elementary grades and 6 teach high school. Counting the 12 nearby, there are 21 in all: 2 Catholic, 11 other Christian and 8 nonsectarian; 19 teach elementary grades and 10 teach high school; 4 are Montessori. All of them are co-ed. 4 report membership in a school association, most often the National Catholic Educational Association (2023-24 federal survey). Of the 9 high schools that reported it, the typical one sends 100% of graduates on to a 4-year college (2023-24 federal survey). The typical school has about 52 students and 10.3 students per teacher (2023-24 federal survey).
2 Catholic
10.3 students per teacher, typical
Private schools in Ontario (9)
Schools that give Ontario as their address come first, then the 12 more within 6 miles. Closest schools first in each group. No school can pay to change its place in this list or its badge.
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.
No school in Ontario matches all of those.
Grades 1-12 163 students 9.6 students per teacher Nonsectarian Special education Co-ed 0% to 4-year college
Grades PreK-K Christian (nondenominational) Early childhood Co-ed
Grades K-8 316 students 22.1 students per teacher Roman Catholic Co-ed
Grades PreK-12 1,438 students 17 students per teacher Christian (nondenominational) Co-ed 80% to 4-year college
Grades K-8 60 students 15 students per teacher Seventh-Day Adventist Co-ed
Grades 9-12 150 students 21.4 students per teacher Christian (nondenominational) Co-ed 100% to 4-year college
Grades K-12 112 students 10.3 students per teacher Nonsectarian Co-ed 100% to 4-year college
Grades PreK-10 Under 10 K-12 students Christian (nondenominational) Co-ed
Nearby, within 6 miles (12)
Schools in other towns within 6 miles of downtown Ontario.
No nearby school matches all of those.
Grades 1-8 52 students 10.4 students per teacher Nonsectarian Co-ed
Grades PreK-3 20 students 4.5 students per teacher Nonsectarian Montessori Co-ed
Grades PreK-K Nonsectarian Montessori Co-ed
Grades 1-12 26 students 13 students per teacher Baptist Co-ed 100% to 4-year college
Grades 7-8 Under 10 K-12 students Nonsectarian Special program emphasis Co-ed
Grades K-12 52 students 6.5 students per teacher Christian (nondenominational) Co-ed 100% to 4-year college
Grades K-12 31 students 5.3 students per teacher Christian (nondenominational) Co-ed 0% to 4-year college
Grades PreK-K Lutheran Early childhood Co-ed
Grades K-12 923 students 32.4 students per teacher Christian (nondenominational) Co-ed 100% to 4-year college
St. Joseph School
5 mi Grades K-8 330 students Roman Catholic Co-ed
Grades PreK-K Nonsectarian Montessori Co-ed
Grades PreK-3 36 students 2.9 students per teacher Nonsectarian Montessori Co-ed
Private schools
Are you a school near Ontario? One sponsor per city, clearly labelled. Sponsor this city
Private school tuition near Ontario
We verified published tuition at one of these schools so far. Each figure comes from the school’s own website, and we link it on the school’s page. Ask the others for their full-year price.
| School | Published tuition | Year |
|---|---|---|
| United Christian Academy | $12,200 to $15,400 | 2026-27 |
Ranges run from the lowest to the highest grade band the school publishes. How private school tuition compares by state.
What private school costs across California: every verified price in the state, by city and grade.
Paying for private school in California
No state program pays private school tuition. What California families can use instead.
Keep looking
- Christian schools in Ontario (11)
- Montessori schools in Ontario (4)
- Private high schools in Ontario (10)
- Private elementary schools in Ontario (19)
- Private middle schools in Ontario (14)
- Private schools with kindergarten in Ontario (16)
- Private schools with pre-K in Ontario (8)
- All schools in San Bernardino County
- Private schools in Chino (6 mi)
- Private schools in Rancho Cucamonga (7 mi)
- Private schools in Claremont (9 mi)
- Private schools in Pomona (9 mi)
- Private schools in Chino Hills (9 mi)
- Private schools in Fontana (10 mi)
- Private schools in Corona (12 mi)
- Private schools in Diamond Bar (12 mi)
- Private schools in San Dimas (13 mi)
- Private schools in Yorba Linda (14 mi)
- School choice in California: what is available
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 Ontario) 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.
Questions parents ask
How many private schools are there in Ontario?
9 private schools give Ontario as their address. Counting nearby towns, we list 21: 9 in Ontario and 12 within 6 miles of downtown. Together they enrolled about 3,851 students in the last federal survey (2023-24). The largest in Ontario is Ontario Christian School with 1,438 students.
Does California pay for private school?
No state program pays private school tuition. No California program pays private school tuition, and the state has no tuition tax credit or deduction. Families rely on a school’s own financial aid and on privately funded scholarships.