O/L Results Analysis System — Western Province
CS/ST. THOMAS' PREPARATORY SCHOOL — Year Comparison
CS/ST. THOMAS' PREPARATORY SCHOOL — Year Comparison
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Private
ID: 6245 | Census: 99021 | Colombo | WESTERN
Sat / 5-Pass Qualified — 2023
91.8%
90 of 98 students
Sat / 5-Pass Qualified — 2024
96.9%
94 of 97 students
Sat / 5-Pass Qualified — 2025
92.9%
65 of 70 students
Sat Count & 5-Pass Qualification Rate Trend
Grade Distribution by Year
CS/ST. THOMAS' PREPARATORY SCHOOL — Year-by-Year Breakdown
| Year | Sat | 5-Pass Qual. | Rate | 9A | A | B | C | S | W | Avg Passes |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 98 | 90 | 91.8% | 4 | 376 | 155 | 199 | 103 | 48 | 8.50 |
| 2024 | 97 | 94 | 96.9% | 8 | 357 | 207 | 204 | 85 | 19 | 8.79 |
| 2025 | 70 | 65 | 92.9% | 6 | 266 | 106 | 143 | 83 | 28 | 8.54 |