UPSC 2025 Optional Subject Marks — 25 Subjects Compared
Choosing the right optional subject is one of the most critical decisions in UPSC preparation. With 500 marks at stake (two papers of 250 each), the optional can make or break your rank. This analysis compares scoring patterns across 25 optional subjects in UPSC CSE 2025, based on real marksheet data from selected candidates.
The data below is from 89 selected candidates who have shared their paper-wise marksheets. For interactive exploration with radar charts and subject filters, use our optional subject analyzer tool.
Optional Subject Scoring Comparison — UPSC 2025
| Subject | Candidates | Avg (/500) | Max | Min | Range |
|---|---|---|---|---|---|
| Mathematics | 8 | 290 | 312 | 272 | 40 |
| Chemistry | 3 | 292 | 326 | 241 | 85 |
| Public Administration | 3 | 283 | 289 | 274 | 15 |
| Philosophy | 2 | 281 | 295 | 267 | 28 |
| History | 4 | 280 | 296 | 270 | 26 |
| Anthropology | 8 | 279 | 326 | 221 | 105 |
| Commerce & Accountancy | 3 | 278 | 285 | 267 | 18 |
| Political Science & IR | 13 | 275 | 288 | 257 | 31 |
| Civil Engineering | 2 | 274 | 276 | 271 | 5 |
| Economics | 4 | 272 | 286 | 263 | 23 |
| Medical Science | 2 | 267 | 292 | 241 | 51 |
| Law | 4 | 265 | 274 | 255 | 19 |
| Hindi Literature | 2 | 263 | 273 | 253 | 20 |
| Geography | 9 | 260 | 293 | 233 | 60 |
| Sociology | 8 | 258 | 283 | 242 | 41 |
| Gujarati Literature | 4 | 258 | 274 | 240 | 34 |
Average Marks by Subject — Visual
Mathematics (8)290/500
Chemistry (3)292/500
Public Administration (3)283/500
Philosophy (2)281/500
History (4)280/500
Anthropology (8)279/500
Commerce & Accountancy (3)278/500
Political Science & IR (13)275/500
Civil Engineering (2)274/500
Economics (4)272/500
Medical Science (2)267/500
Law (4)265/500
Hindi Literature (2)263/500
Geography (9)260/500
Sociology (8)258/500
Gujarati Literature (4)258/500
Scale normalized to show relative differences. All subjects scored between 240-310 range.
GS Papers — Average Scoring Pattern
Beyond optional subjects, here's how the compulsory papers scored on average among selected candidates with paper-wise data:
| Paper | Avg (/250) | Max | Min | Scoring % |
|---|---|---|---|---|
| Essay | 106 | 150 | 81 | 42% |
| GS Paper I (History, Geography, Society) | 99 | 118 | 77 | 40% |
| GS Paper II (Governance, Polity, IR) | 111 | 132 | 92 | 44% |
| GS Paper III (Economy, Env, S&T) | 88 | 109 | 67 | 35% |
| GS Paper IV (Ethics) | 115 | 143 | 98 | 46% |
| Optional Paper I | 135 | 169 | 89 | 54% |
| Optional Paper II | 138 | 166 | 113 | 55% |
Key Insights
- Science subjects scored higher on average — Mathematics (290), Chemistry (292) led the pack, likely due to objective marking patterns.
- Political Science had the most candidates (13) and averaged 275/500 — a reliable choice with consistent scoring.
- Anthropology (8 candidates, 279 avg) shows strong scoring potential with a manageable syllabus.
- GS Paper III was the hardest with an average of just 88/250 (35%) — this is where strategy matters most.
- Ethics (GS IV) was the highest-scoring GS paper at 115/250 (46%) — invest time here for maximum returns.
- Optional subjects contributed 258-292 out of 500 on average — a variance of 34 marks that can shift rank by 50-100 positions.