Portsmouth secondary schools league table 2025
Secondary and all-through schools teaching Key Stages 3 and 4. Ranked by the Success Index (England) from official English data; 14 schools in Portsmouth, South East. Rank positions shown on each profile are within England and South East.
- 180St Edmund's Catholic SchoolPortsmouth · Local authority Secondary58.9 Attainment 8 · 1,157 students
- 259UTC PortsmouthPortsmouth · Academy Secondary48.3 Attainment 8 · 491 students
- 346Priory SchoolSouthsea · Academy Secondary44.7 Attainment 8 · 1,278 students
- 437The Portsmouth Grammar SchoolPortsmouth · Independent All-through41.5 Attainment 8 · 973 students
- 537Trafalgar SchoolPortsmouth · Academy Secondary43.5 Attainment 8 · 1,031 students
- 635Admiral Lord Nelson SchoolPortsmouth · Academy Secondary40.4 Attainment 8 · 1,245 students
- 734Springfield SchoolPortsmouth · Academy Secondary39.8 Attainment 8 · 1,133 students
- 831Mayfield SchoolPortsmouth · Academy All-through35.5% Free school meals · 1,354 students
- 922Ark Charter AcademySouthsea · Academy Secondary38.9 Attainment 8 · 883 students
- 1019Portsmouth High School GDSTSouthsea · Independent All-through12.4 Attainment 8 · 436 students
- 1118Miltoncross AcademyPortsmouth · Academy Secondary36.3 Attainment 8 · 983 students
- 1215Castle View AcademyPortsmouth · Academy Secondary35.6 Attainment 8 · 757 students
- 1312The Portsmouth AcademyPortsmouth · Academy Secondary33.5 Attainment 8 · 1,203 students
- 149Mayville High SchoolSouthsea · Independent All-through31.7 Attainment 8 · 405 students
| # | School | Sector | Success Index (England) | Key result | Students |
|---|---|---|---|---|---|
| 1 | St Edmund's Catholic School Portsmouth · Secondary · Ages 11–16 | Local authority | 79.9 Top 25% | 58.9 Attainment 8 | 1,157 |
| 2 | UTC Portsmouth Portsmouth · Secondary · Ages 14–19 | Academy | 58.5 Top 50% | 48.3 Attainment 8 | 491 |
| 3 | Priory School Southsea · Secondary · Ages 11–16 | Academy | 45.7 Lower 50% | 44.7 Attainment 8 | 1,278 |
| 4 | The Portsmouth Grammar School Portsmouth · All-through · Ages 2–19 | Independent | 37.3 Lower 50% | 41.5 Attainment 8 | 973 |
| 5 | Trafalgar School Portsmouth · Secondary · Ages 11–16 | Academy | 36.5 Lower 50% | 43.5 Attainment 8 | 1,031 |
| 6 | Admiral Lord Nelson School Portsmouth · Secondary · Ages 11–16 | Academy | 35.1 Lower 50% | 40.4 Attainment 8 | 1,245 |
| 7 | Springfield School Portsmouth · Secondary · Ages 11–16 | Academy | 33.8 Lower 50% | 39.8 Attainment 8 | 1,133 |
| 8 | Mayfield School Portsmouth · All-through · Ages 4–16 | Academy | 31.3 Lower 50% | 35.5% Free school meals | 1,354 |
| 9 | Ark Charter Academy Southsea · Secondary · Ages 11–16 | Academy | 21.6 Lower 50% | 38.9 Attainment 8 | 883 |
| 10 | Portsmouth High School GDST Southsea · All-through · Ages 2–19 | Independent | 18.8 Lower 50% | 12.4 Attainment 8 | 436 |
| 11 | Miltoncross Academy Portsmouth · Secondary · Ages 11–16 | Academy | 17.7 Lower 50% | 36.3 Attainment 8 | 983 |
| 12 | Castle View Academy Portsmouth · Secondary · Ages 11–16 | Academy | 15.1 Lower 50% | 35.6 Attainment 8 | 757 |
| 13 | The Portsmouth Academy Portsmouth · Secondary · Ages 11–16 | Academy | 11.6 Lower 50% | 33.5 Attainment 8 | 1,203 |
| 14 | Mayville High School Southsea · All-through · Ages 2–16 | Independent | 8.6 Lower 50% | 31.7 Attainment 8 | 405 |
St Edmund's Catholic School in Portsmouth leads the 2025 list of secondary schools in Portsmouth with a Success Index (England) of 79.9. Of the 14 schools shown, 10 are academy, 3 are independent, 1 are local authority.
For the full picture see the wider South East secondary schools league table, every school on the Portsmouth page, or the comparison tool to put a shortlist side by side.
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Frequently asked questions
What is the best secondary school in Portsmouth?
St Edmund's Catholic School in Portsmouth, South East ranks first among secondary schools in Portsmouth with a Success Index (England) of 79.9 out of 100 (Pupils on roll: 1,157).
How are secondary schools in Portsmouth ranked?
Each school's Success Index (England) combines 9 factors: ks2: reading, writing & maths expected standard (35%), ks2: higher standard (20%), ks2: reading progress (10%), ks2: maths progress (10%), progress 8 (20%), attainment 8 (30%), grade 5+ in english & maths (15%), a level points per entry (10%), community advantage (fewer pupils on free school meals) (15%). Each factor is a percentile against schools of the same type across England. Schools with fewer than 60 students are excluded from rankings.
Are these 2025 rankings official?
No. They are computed by Success Tutoring from official English data (DfE – Get Information About Schools; DfE – Compare school and college performance). Independent schools rarely appear in the performance tables, so most receive no attainment components and no score.