A B Lucas Secondary School vs St Mark Separate School
A head-to-head comparison of two schools in Ontario, Canada, 917 m apart, using official Canadian 2025 data. The better value in each row is highlighted.
A B Lucas Secondary School
London · Public secondary · Grades 9-12
1,495 students
St Mark Separate School
London · Catholic elementary · Grades JK-8
425 students
| Measure | A B Lucas Secondary School London, Ontario | St Mark Separate School London, Ontario |
|---|---|---|
| Success Index (Canada) | 67 Top 50% | 53 Top 50% |
| Province rank | #208 of 766 | #1828 of 3,871 |
| National rank | #208 of 766 | #1828 of 3,871 |
| Sector | Public | Catholic |
| Type | Secondary | Elementary |
| Year range | Grades 9-12 | Grades JK-8 |
| Students | 1,495 | 425 |
| Enrolment | 1,495 | 425 |
| EQAO Grade 3 | – | 77% |
| EQAO Grade 6 | – | 72% |
| EQAO Grade 9 maths | 75% | – |
| OSSLT pass rate | 85% | – |
| Low-income households | 9% | 15% |
| Parents without a credential | 3% | 0% |
| First language not English | 32% | 20% |
| Special education | 11% | 5% |
| Identified as gifted | 3% | 0% |
| FSA literacy score | – | – |
| FSA numeracy score | – | – |
| FSA Grade 4 literacy score | – | – |
| FSA Grade 4 numeracy score | – | – |
| FSA Grade 7 literacy score | – | – |
| FSA Grade 7 numeracy score | – | – |
| city or town | London | London |
| province | Ontario | Ontario |
| Website | www.tvdsb.ca/Lucas.cfm | www.ldcsb.ca/school/MRK/ |
The verdict
- •A B Lucas Secondary School scores higher on the Success Index (Canada) (66.6 vs 52.7).
- •A B Lucas Secondary School is the larger school with 1,495 students compared with 425.
- •A B Lucas Secondary School is a public school while St Mark Separate School is a catholic school, so fees and admission rules differ.
The Success Index (Canada) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is A B Lucas Secondary School better than St Mark Separate School?
On the Success Index (Canada), A B Lucas Secondary School ranks higher (66.6 vs 52.7 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are A B Lucas Secondary School and St Mark Separate School?
About 917 m in a straight line, between London and London in Ontario.
Which has the better Enrolment?
A B Lucas Secondary School: 1,495. St Mark Separate School: 425. Students enrolled in the latest published year.
How do A B Lucas Secondary School and St Mark Separate School rank in Ontario?
A B Lucas Secondary School is 208th of 766 and St Mark Separate School is 1828th of 3,871 among secondary schools in Ontario on the 2025 Success Index (Canada).