St Mark High School
1040 Dozois Rd 1 · Manotick · K4M1B2 · Ottawa CSB
Manotick and its 3 km edge have 2 secondary schools; St Mark High School is one. Every school in and around Manotick →
What stands out about St Mark High School
- A typical size: 820 students, where the middle secondary school in Ontario has 810.
- Its results sit in the middle fifth in Ontario, averaged over its measures.
- On Grade 9 math it reaches 66%, above the 55% in Ontario.
- An English Catholic school, run by Ottawa CSB.
How St Mark High School does on Ontario’s tests
EQAO’s Grade 3, 6 and 9 assessments and the literacy test, 2024-25: each school against every school in Ontario.
St Mark High School reports 2 of 2 measures; on average they sit in the middle fifth in Ontario.
| Measure | Here | Middle, Ontario | Band | 3-year change |
|---|---|---|---|---|
| Grade 9 math | 66% | 55% | Second fifth | −4 |
| Literacy test (OSSLT), first try | 87% | 85% | Middle fifth | +1 |
N/R: EQAO doesn’t report groups too small to keep students anonymous. The three-year change is in percentage points, as the ministry publishes it.
A standing for St Mark High School, not a grade
Against the other schools in Ontario, St Mark High School’s results fall in the middle fifth. That band is its measure here: the letters on this site are for towns.
For a letter, see Manotick’s Schools page: the town’s grade takes in St Mark High School and its neighbours.
Getting a place at St Mark High School
Families enrol through the board, which assigns the school serving their street; transfers depend on space.
The Catholic boards are as public as the others: free, with elementary schools that generally require a Catholic parent and high schools open to everyone.
The provinces’ education acts and the boards’ own admission policies; check with the board for a given address.
Side by side with the nearest secondary schools
The nearest schools of the same level, as the crow flies: system, language and, where published, students and results.
5 of the 6 nearest secondary schools have more students than St Mark High School.
| School | System | Language | Students | Band | Away |
|---|---|---|---|---|---|
| St Mark High School | English Catholic | English | 820 | Middle fifth | |
| Riverside South Secondary School | English public | English | – | – | 4.3 km |
| St. Francis Xavier (9-12) Catholic School | English Catholic | English | 1,665 | Middle fifth | 5.3 km |
| École secondaire catholique Pierre-Savard | French Catholic | French | 900 | Top fifth | 7.7 km |
| St Joseph High School | English Catholic | English | 1,535 | Middle fifth | 7.7 km |
| Longfields Davidson Heights Secondary School | English public | English | 1,650 | Middle fifth | 8.2 km |
| St. Mother Teresa High School | English Catholic | English | 1,105 | Second fifth | 8.5 km |
Secondary schools near St Mark High School
Nearest first, as the crow flies, up to 25 km. Each school’s own admission policy decides who gets a place.
Questions about St Mark High School
Who runs St Mark High School?
St Mark High School belongs to Ottawa CSB (English Catholic).
What language does St Mark High School teach in?
English.
How do pupils get a place at St Mark High School?
Each board registers its own students; its website gives the school for an address.
Which schools of the same kind are near St Mark High School?
Its nearest neighbours are Riverside South Secondary School (4.3 km), St. Francis Xavier (9-12) Catholic School (5.3 km) and École secondaire catholique Pierre-Savard (7.7 km).
Sources: Ontario Ministry of Education, School Information Finder 2024–25 and school contact list (Open Government Licence – Ontario) · Ontario Ministry of Education, School Information Finder 2024–25 (EQAO results; N/R where groups are too small). Open Government Licence – Ontario. · map tiles © OpenStreetMap contributors. Under the Statistics Canada Open Licence.
Adapted from Statistics Canada (Census of Population 2021, population estimates 2025, 2021 census boundaries) under the Statistics Canada Open Licence; this does not constitute an endorsement by Statistics Canada. Neighbourhood names in some cities © OpenStreetMap contributors (ODbL).