O/L Results Analysis System — Western Province
Failure Trends
Failure Trends
Fail Rate — 2023
22.9%
18,418 of 80,474 not qualified
Fail Rate — 2024
25.5%
20,733 of 81,242 not qualified
Fail Rate — 2025
25.6%
19,604 of 76,651 not qualified
Fail Rate & Avg W Trend
Severe Failure Trend (3+ W Grades / Zero Passes)
Year-by-Year Failure Breakdown
| Year | Students | Not Qualified | Fail Rate | Total W | Avg W | 3+ W | Zero Passes |
|---|---|---|---|---|---|---|---|
| 2023 | 80,474 | 18,418 | 22.9% | 112,642 | 1.40 | 17,634 | 1,714 |
| 2024 | 81,242 | 20,733 | 25.5% | 123,943 | 1.53 | 19,638 | 2,045 |
| 2025 | 76,651 | 19,604 | 25.6% | 113,270 | 1.48 | 17,850 | 1,897 |
Subject Fail-Rate Trend (Worst First)
Subject-wise Fail Rate by Year
| Subject | 2023 | 2024 | 2025 | Δ Rate |
|---|---|---|---|---|
| Mathematics | 24.8% | 28.2% | 26.9% | ▼ 1.3% |
| Science | 25.5% | 27.7% | 25.6% | ▼ 2.1% |
| English | 21.9% | 20.3% | 19.2% | ▼ 1.1% |
| History | 15.7% | 17.2% | 17.7% | ▲ 0.5% |
| Religion | 13.6% | 16.5% | 15.7% | ▼ 0.8% |
| First Language | 13.3% | 12.3% | 12.8% | ▲ 0.5% |
| Basket 1 | 10.4% | 11.2% | 11.8% | ▲ 0.6% |
| Basket 3 | 8.7% | 10.9% | 10% | ▼ 0.9% |
| Basket 2 | 7% | 9.2% | 9.1% | ▼ 0.1% |
Zone Fail-Rate Trend
Zone-wise Fail Rate Comparison
| # | Zone | 2023 Fail Rate | 2024 Fail Rate | 2025 Fail Rate | Δ Rate | |
|---|---|---|---|---|---|---|
| 1 | Negombo | 29.3% | 31% | 30.2% | ▼ 0.8% | Detail → |
| 2 | Horana | — | 28.5% | 29.5% | ▲ 1% | Detail → |
| 3 | Kelaniya | 23.7% | 29.5% | 29% | ▼ 0.5% | Detail → |
| 4 | Kalutara | 25.3% | 28.6% | 28.7% | ▲ 0.1% | Detail → |
| 5 | Minuwangoda | 25.4% | 26.1% | 27.6% | ▲ 1.5% | Detail → |
| 6 | Homagama | 24.5% | 26.6% | 26.6% | ● 0% | Detail → |
| 7 | Piliyandala | 23% | 23.8% | 26.5% | ▲ 2.7% | Detail → |
| 8 | Matugama | — | 25.7% | 26.1% | ▲ 0.4% | Detail → |
| 9 | Gampaha | 19.5% | 22.2% | 23% | ▲ 0.8% | Detail → |
| 10 | Sri Jaya' pura | 19.3% | 23.9% | 22% | ▼ 1.9% | Detail → |
| 11 | Colombo | 18.3% | 20.3% | 19.9% | ▼ 0.4% | Detail → |