South East independent schools league table 2025: top 100

Fee-paying schools, scored only where they publish results in the performance tables. Ranked by the Success Index (England) from official English data; 100 schools shown.

#	School	Sector	Success Index (England)	Key result	Students
1	Crosfields School Reading · All-through · Ages 2–16	Independent	97.4 Top 5%	69.9 Attainment 8	713
2	St Helen and St Katharine Abingdon · All-through · Ages 9–18	Independent	97.4 Top 5%	71.8 Attainment 8	700
3	The Marist School Ascot · All-through · Ages 2–18	Independent	96.2 Top 5%	71.9 Attainment 8	401
4	Claremont Fan Court School Esher · All-through · Ages 2–18	Independent	96.0 Top 5%	68.6 Attainment 8	1,193
5	Cranmore Leatherhead · All-through · Ages 2–16	Independent	95.9 Top 5%	66.0 Attainment 8	445
6	d'Overbroeck's Oxford · Secondary · Ages 11–19	Independent	95.4 Top 5%	64.8 Attainment 8	615
7	Notre Dame School Convent Lane · Secondary · Ages 11–19	Independent	95.1 Top 5%	66.6 Attainment 8	371
8	Meoncross School Fareham · All-through · Ages 2–16	Independent	94.3 Top 5%	65.1 Attainment 8	313
9	Farnborough Hill Farnborough · Secondary · Ages 11–18	Independent	93.9 Top 5%	63.7 Attainment 8	475
10	The Montessori Place Hove · All-through · Ages 1–19	Independent	93.9 Top 5%	–	165
11	Al-Madani Girls School Slough · Secondary · Ages 11–16	Independent	93.5 Top 5%	62.7 Attainment 8	64
12	Salesian College Farnborough · Secondary · Ages 11–18	Independent	92.9 Top 5%	71.9 Attainment 8	527
13	Downsend School Leatherhead · All-through · Ages 7–19	Independent	92.8 Top 5%	61.0 Attainment 8	537
14	The Webber Independent School Stantonbury Fields · All-through · Ages 0–16	Independent	92.8 Top 5%	61.1 Attainment 8	271
15	Ditcham Park School Petersfield · All-through · Ages 4–16	Independent	92.4 Top 5%	59.9 Attainment 8	428
16	Long Close School Slough · All-through · Ages 2–16	Independent	92.4 Top 5%	60.4 Attainment 8	183
17	Al-Madani Independent Grammar School Slough · Secondary · Ages 11–16	Independent	91.6 Top 10%	58.8 Attainment 8	94
18	Brockwood Park School Alresford · Secondary · Ages 13–20	Independent	91.0 Top 10%	–	77
19	Baytul Ilm Secondary School Bletchley · Secondary · Ages 11–16	Independent	90.3 Top 10%	56.8 Attainment 8	82
20	St Nicholas' School Fleet · All-through · Ages 3–16	Independent	90.1 Top 10%	58.1 Attainment 8	287
21	Gad's Hill School Rochester · All-through · Ages 3–16	Independent	89.5 Top 10%	57.3 Attainment 8	326
22	Sherfield School Hampshire · All-through · Ages 0–19	Independent	89.3 Top 10%	66.3 Attainment 8	505
23	Thornton College Milton Keynes · All-through · Ages 3–19	Independent	89.1 Top 10%	62.2 Attainment 8	315
24	Brighton Girls GDST Brighton · All-through · Ages 3–18	Independent	89.0 Top 10%	62.5 Attainment 8	405
25	OneSchool Global Reading Senior Campus Reading · All-through · Ages 7–18	Independent	89.0 Top 10%	58.0 Attainment 8	92
26	Shoreham College Shoreham by Sea · All-through · Ages 2–16	Independent	86.8 Top 10%	56.1 Attainment 8	331
27	Thorpe House School Gerrards Cross · All-through · Ages 3–18	Independent	86.4 Top 10%	55.4 Attainment 8	267
28	The King's School Witney · All-through · Ages 2–16	Independent	85.8 Top 10%	54.8 Attainment 8	209
29	OneSchool Global UK - Maidstone Campus Maidstone · All-through · Ages 7–18	Independent	85.5 Top 25%	61.1 Attainment 8	167
30	St James Senior Boys' School Ashford · Secondary · Ages 11–18	Independent	85.4 Top 25%	58.0 Attainment 8	244
31	Lewes Old Grammar School Lewes · All-through · Ages 3–19	Independent	83.4 Top 25%	60.4 Attainment 8	675
32	St Gabriel's School Berkshire · All-through · Ages 0–18	Independent	82.2 Top 25%	59.7 Attainment 8	442
33	Radnor House Sevenoaks Sevenoaks · All-through · Ages 2–18	Independent	80.7 Top 25%	52.2 Attainment 8	502
34	Mayfield School Mayfield · Secondary · Ages 11–18	Independent	78.2 Top 25%	63.5 Attainment 8	349
35	Kings Education (Oxford) Oxford · Secondary · Ages 15–25	Independent	77.5 Top 25%	–	77
36	OneSchool Global UK - Hindhead Campus Hindhead · All-through · Ages 7–18	Independent	75.1 Top 25%	50.9 Attainment 8	138
37	Priory School Whippingham · All-through · Ages 4–18	Independent	70.1 Top 25%	48.2 Attainment 8	172
38	Brighton College Brighton · Secondary · Ages 11–19	Independent	68.4 Top 50%	57.9 Attainment 8	1,450
39	Frensham Heights School Farnham · All-through · Ages 3–18	Independent	68.0 Top 50%	45.9 Attainment 8	528
40	Winchester College Winchester · Secondary · Ages 13–19	Independent	60.6 Top 50%	40.7 Attainment 8	738
41	Dunottar School Reigate · Secondary · Ages 11–18	Independent	57.6 Top 50%	51.6 Attainment 8	492
42	St Teresa's School Dorking · All-through · Ages 4–18	Independent	57.2 Top 50%	50.4 Attainment 8	477
43	The King's School Hampshire · All-through · Ages 4–16	Independent	55.8 Top 50%	45.8 Attainment 8	243
44	Reigate Grammar School Reigate · All-through · Ages 2–18	Independent	53.9 Top 50%	48.0 Attainment 8	1,566
45	Lingfield College Lingfield · All-through · Ages 0–19	Independent	51.9 Top 50%	47.7 Attainment 8	922
46	Akeley Wood Senior School Bycell Road · Secondary · Ages 11–18	Independent	51.7 Top 50%	47.3 Attainment 8	380
47	Ashford School Ashford · All-through · Ages 0–20	Independent	50.7 Top 50%	47.9 Attainment 8	936
48	Manor House School Leatherhead · Primary · Ages 2–11	Independent	50.0 Lower 50%	–	241
49	St Swithuns Winchester · All-through · Ages 2–18	Independent	47.0 Lower 50%	45.2 Attainment 8	667
50	Magdalen College School Oxford · All-through · Ages 7–19	Independent	46.8 Lower 50%	45.0 Attainment 8	938
51	Kent College Pembury Tunbridge Wells · All-through · Ages 2–20	Independent	44.5 Lower 50%	46.0 Attainment 8	352
52	Rookwood School Andover · All-through · Ages 2–19	Independent	42.1 Lower 50%	47.2 Attainment 8	263
53	Wychwood School Oxford · All-through · Ages 10–18	Independent	41.9 Lower 50%	46.4 Attainment 8	150
54	The Portsmouth Grammar School Portsmouth · All-through · Ages 2–19	Independent	37.3 Lower 50%	41.5 Attainment 8	973
55	Michael Hall School Forest Row · All-through · Ages 2–19	Independent	37.2 Lower 50%	35.8 Attainment 8	384
56	Churcher's College Petersfield · All-through · Ages 2–19	Independent	36.7 Lower 50%	41.2 Attainment 8	1,359
57	Battle Abbey School East Sussex · All-through · Ages 0–18	Independent	36.4 Lower 50%	42.3 Attainment 8	459
58	The Gregg School Southampton · Secondary · Ages 11–16	Independent	35.7 Lower 50%	45.2 Attainment 8	323
59	Headington School Oxford Oxford · All-through · Ages 3–19	Independent	34.5 Lower 50%	32.6 Attainment 8	1,082
60	Eastbourne College Eastbourne · Secondary · Ages 12–19	Independent	33.0 Lower 50%	40.2 Attainment 8	560
61	Bloxham School Banbury · Secondary · Ages 11–19	Independent	31.9 Lower 50%	40.6 Attainment 8	583
62	Burgess Hill Girls Burgess Hill · All-through · Ages 2–19	Independent	31.6 Lower 50%	39.0 Attainment 8	440
63	Sibford School Banbury · All-through · Ages 3–18	Independent	31.5 Lower 50%	40.6 Attainment 8	382
64	Halliford School Shepperton · Secondary · Ages 11–19	Independent	28.4 Lower 50%	39.6 Attainment 8	513
65	Ewell Castle School Epsom · All-through · Ages 4–19	Independent	28.1 Lower 50%	39.5 Attainment 8	611
66	Radley College Oxfordshire · Secondary · Ages 13–18	Independent	27.9 Lower 50%	36.0 Attainment 8	769
67	St Mary's School Gerrards Cross · All-through · Ages 3–18	Independent	27.8 Lower 50%	37.6 Attainment 8	391
68	Lancing College Lancing · Secondary · Ages 13–18	Independent	27.7 Lower 50%	36.8 Attainment 8	609
69	St Edmund's School Canterbury Canterbury · All-through · Ages 3–19	Independent	27.6 Lower 50%	39.4 Attainment 8	523
70	Queen Anne's School Reading · Secondary · Ages 11–19	Independent	26.6 Lower 50%	36.0 Attainment 8	327
71	St George's School Ascot · Secondary · Ages 11–19	Independent	25.9 Lower 50%	35.8 Attainment 8	208
72	St Mary's School Ascot Ascot · Secondary · Ages 11–18	Independent	25.9 Lower 50%	33.9 Attainment 8	401
73	Kingham Hill School Chipping Norton · Secondary · Ages 11–18	Independent	25.2 Lower 50%	34.7 Attainment 8	286
74	Royal Grammar School Guildford Guildford · All-through · Ages 3–18	Independent	24.6 Lower 50%	30.6 Attainment 8	1,325
75	Kent College (Canterbury) Canterbury · Secondary · Ages 11–19	Independent	24.4 Lower 50%	38.1 Attainment 8	507
76	Bradfield College Bradfield · Secondary · Ages 13–18	Independent	24.1 Lower 50%	32.6 Attainment 8	810
77	Lord Wandsworth College Hook · Secondary · Ages 11–19	Independent	24.1 Lower 50%	32.7 Attainment 8	707
78	Reddam House Berkshire Wokingham · All-through · Ages 0–19	Independent	24.0 Lower 50%	33.5 Attainment 8	789
79	Cobham Hall Brewers Road · Secondary · Ages 11–19	Independent	23.8 Lower 50%	34.4 Attainment 8	112
80	Woldingham School Caterham · All-through · Ages 10–19	Independent	23.6 Lower 50%	31.6 Attainment 8	528
81	City of London Freemen's School Surrey · All-through · Ages 7–18	Independent	23.3 Lower 50%	27.3 Attainment 8	971
82	Claremont School St Leonards-on-Sea · All-through · Ages 1–19	Independent	23.2 Lower 50%	36.3 Attainment 8	418
83	Eton College Windsor · Secondary · Ages 12–19	Independent	23.0 Lower 50%	24.0 Attainment 8	1,348
84	Pangbourne College Reading · Secondary · Ages 11–19	Independent	22.9 Lower 50%	33.7 Attainment 8	393
85	Guildford High School Guildford · All-through · Ages 4–19	Independent	22.8 Lower 50%	22.1 Attainment 8	1,027
86	Prior's Field School Godalming · Secondary · Ages 11–20	Independent	22.5 Lower 50%	35.8 Attainment 8	280
87	Pipers Corner School High Wycombe · All-through · Ages 4–19	Independent	22.4 Lower 50%	33.9 Attainment 8	598
88	The Abbey School Reading Reading · All-through · Ages 3–19	Independent	22.3 Lower 50%	27.6 Attainment 8	807
89	Benenden School Cranbrook · All-through · Ages 10–19	Independent	21.9 Lower 50%	20.0 Attainment 8	480
90	Sir William Perkins's School Chertsey · Secondary · Ages 11–19	Independent	21.9 Lower 50%	21.4 Attainment 8	505
91	Charterhouse Godalming · Secondary · Ages 12–19	Independent	21.7 Lower 50%	23.3 Attainment 8	1,027
92	Oxford High School GDST Oxford · All-through · Ages 4–19	Independent	21.7 Lower 50%	19.4 Attainment 8	756
93	Cokethorpe School Witney · All-through · Ages 4–18	Independent	21.6 Lower 50%	32.0 Attainment 8	574
94	Epsom College Epsom · Secondary · Ages 11–19	Independent	21.6 Lower 50%	19.7 Attainment 8	1,152
95	St Catherine's School Guildford · All-through · Ages 2–19	Independent	21.6 Lower 50%	16.9 Attainment 8	808
96	Walthamstow Hall Sevenoaks · All-through · Ages 7–19	Independent	21.6 Lower 50%	24.4 Attainment 8	416
97	Caterham School Caterham · All-through · Ages 10–19	Independent	21.5 Lower 50%	17.6 Attainment 8	1,029
98	Abingdon School Abingdon · All-through · Ages 4–19	Independent	21.4 Lower 50%	16.4 Attainment 8	1,270
99	Tudor Hall School Banbury · All-through · Ages 9–18	Independent	21.4 Lower 50%	26.6 Attainment 8	246
100	St George's College Weybridge Addlestone · Secondary · Ages 11–19	Independent	21.3 Lower 50%	21.5 Attainment 8	990

Crosfields School in Reading leads the 2025 list of independent schools in South East with a Success Index (England) of 97.4. Of the 100 schools shown, 100 are independent.

Scores are percentiles within school type, so a primary school and a secondary school with the same score sit at the same point in their own distributions. Use the rankings to build a shortlist, then visit the schools and ask how they support students at your child's level.

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Frequently asked questions

What is the best independent school in South East?

Crosfields School in Reading ranks first among independent schools in South East with a Success Index (England) of 97.4 out of 100 (Pupils on roll: 713).

How are independent schools in South East 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.