Top 100 schools with the best student–teacher ratio in Adelaide (2025)

Schools with 200+ students and the fewest full-time-equivalent students per full-time-equivalent teacher. Ordered by the measure shown, with the Success Index for context; 100 schools shown out of all eligible schools with the best student–teacher ratio in Adelaide.

#	School	Sector	Students : teacher	Success Index	ICSEA	Students	Students : teacher
1	Adelaide Secondary School of English West Croydon · Secondary · U	Government	6.6	56.3 Top 50%	961	487	6.6
2	St George College Mile End · Combined · R-12	Independent	8.2	63.7 Top 50%	1046	350	8.2
3	Christie Downs Primary School Christie Downs · Primary · U, R-6	Government	8.3	36.7 Lower 50%	925	205	8.3
4	Prince Alfred College Kent Town · Combined · R-12	Independent	8.5	78.0 Top 10%	1143	1,127	8.5
5	Pulteney Grammar School Adelaide · Combined · R-12	Independent	8.6	86.7 Top 5%	1170	839	8.6
6	Springbank Secondary College Pasadena · Secondary · U, 7-12	Government	8.8	69.2 Top 25%	1021	249	8.8
7	Walford Anglican School for Girls Hyde Park · Combined · R-12	Independent	9.1	78.4 Top 10%	1162	400	9.1
8	Ngutu College Woodville North · Combined · R-11	Independent	9.4	33.8 Lower 50%	909	260	9.4
9	Avenues College Windsor Gardens · Combined · U, R-12	Government	9.4	30.7 Lower 50%	929	493	9.4
10	Pembroke School Kensington Park · Combined · R-12	Independent	9.5	80.7 Top 10%	1171	1,672	9.5
11	Specialised Assistance School For Youth (SASY) Adelaide · Secondary · 8-12	Independent	9.5	68.8 Top 25%	1026	205	9.5
12	Prescott College Prospect · Secondary · 7-12	Independent	9.6	55.0 Top 50%	1016	206	9.6
13	Immanuel College Novar Gardens · Secondary · 7-12	Independent	9.7	82.2 Top 5%	1117	1,184	9.7
14	Elizabeth Vale Primary School Elizabeth Vale · Primary · U, R-6	Government	10.1	33.5 Lower 50%	889	441	10.1
15	Thebarton Senior College Torrensville · Secondary · U, 11-12	Government	10.3	37.1 Lower 50%	951	1,284	10.3
16	St Peter's College St Peters · Combined · R-12	Independent	10.4	83.2 Top 5%	1164	1,585	10.4
17	Westminster School Marion · Combined · R-12	Independent	10.5	77.8 Top 10%	1139	1,401	10.5
18	Pennington School R-6 Pennington · Primary · U, R-6	Government	10.6	31.1 Lower 50%	934	262	10.6
19	Elizabeth East Primary School Elizabeth East · Primary · U, R-6	Government	10.7	22.4 Lower 50%	875	200	10.7
20	St Andrew's School Walkerville · Primary · R-6	Independent	10.7	92.3 Top 5%	1191	376	10.7
21	Hendon Primary School Royal Park · Primary · U, R-6	Government	10.7	39.2 Lower 50%	965	270	10.7
22	St Patrick's Technical College Edinburgh North · Secondary · 10-12	Catholic	10.7	49.6 Lower 50%	998	260	10.7
23	Australian Science and Mathematics School Bedford Park · Secondary · 10-12	Government	10.7	81.1 Top 5%	1101	419	10.7
24	Ingle Farm Primary School Ingle Farm · Primary · U, R-6	Government	10.8	47.3 Lower 50%	967	454	10.8
25	Seymour College Glen Osmond · Combined · R-12	Independent	10.8	76.2 Top 25%	1150	715	10.8
26	Open Access College Marden · Combined · U, R-12	Government	10.8	44.7 Lower 50%	1017	4,028	10.8
27	St Mary's College Adelaide · Combined · R-12	Catholic	10.8	56.4 Top 50%	1073	659	10.8
28	Mount Barker Waldorf School Mount Barker · Combined · R-12	Independent	10.8	66.7 Top 25%	1087	321	10.8
29	Mary MacKillop College Kensington · Secondary · 7-12	Catholic	10.8	75.5 Top 25%	1077	291	10.8
30	Southern Vales Christian College Morphett Vale · Combined · R-12	Independent	10.8	47.4 Lower 50%	1038	503	10.8
31	Loreto College Marryatville · Combined · R-12	Catholic	10.9	68.7 Top 25%	1098	717	10.9
32	Scotch College Torrens Park · Combined · R-12	Independent	11.0	75.5 Top 25%	1146	1,213	11.0
33	Wilderness School Medindie · Combined · R-12	Independent	11.1	83.0 Top 5%	1176	856	11.1
34	Keller Road Primary School Salisbury East · Primary · U, R-6	Government	11.1	39.7 Lower 50%	941	239	11.1
35	Blair Athol North B-6 School Blair Athol · Primary · U, R-6	Government	11.1	33.0 Lower 50%	918	383	11.1
36	Findon High School Findon · Secondary · U, 7-12	Government	11.1	56.0 Top 50%	978	467	11.1
37	Saint Ignatius' College Athelstone · Combined · R-12	Catholic	11.2	77.6 Top 10%	1151	1,421	11.2
38	Ocean View P-12 College Taperoo · Combined · U, R-12	Government	11.2	27.0 Lower 50%	918	629	11.2
39	Riverdale Primary School Salisbury Downs · Primary · U, R-6	Government	11.4	33.3 Lower 50%	937	241	11.4
40	Trinity College Senior Evanston South · Secondary · 11-12	Independent	11.4	58.9 Top 50%	1025	669	11.4
41	Elizabeth Grove Primary School Elizabeth Grove · Primary · R-6	Government	11.4	32.0 Lower 50%	902	249	11.4
42	St Peter's Collegiate Girls' School Stonyfell · Combined · R-12	Independent	11.4	84.5 Top 5%	1180	873	11.4
43	Munno Para Primary School Munno Para · Primary · U, R-6	Government	11.5	33.4 Lower 50%	929	305	11.5
44	Le Fevre Peninsula Primary School Birkenhead · Primary · U, R-6	Government	11.5	22.1 Lower 50%	902	232	11.5
45	St Aloysius College Adelaide · Combined · R-12	Catholic	11.6	59.5 Top 50%	1081	1,091	11.6
46	Endeavour College Mawson Lakes · Secondary · 7-12	Independent	11.6	71.4 Top 25%	1083	738	11.6
47	Elizabeth Park Primary School Elizabeth Park · Primary · U, R-6	Government	11.6	29.3 Lower 50%	862	312	11.6
48	Ingle Farm East Primary School Ingle Farm · Primary · U, R-6	Government	11.7	54.4 Top 50%	981	268	11.7
49	Oakbank School Oakbank · Combined · R-12	Government	11.7	35.4 Lower 50%	993	337	11.7
50	Gleeson College Golden Grove · Secondary · 7-12	Catholic	11.7	68.3 Top 25%	1055	941	11.7
51	Clovelly Park Primary School Clovelly Park · Primary · U, R-6	Government	11.7	64.5 Top 50%	1038	222	11.7
52	Thomas More College Salisbury Downs · Secondary · 7-12	Catholic	11.8	39.6 Lower 50%	973	1,132	11.8
53	Swallowcliffe School P-6 Davoren Park · Primary · U, R-6	Government	11.8	34.9 Lower 50%	917	423	11.8
54	Annesley College Wayville · Primary · R-6	Independent	11.9	91.3 Top 5%	1164	292	11.9
55	Playford International College Elizabeth · Secondary · U, 7-12	Government	11.9	17.6 Lower 50%	881	1,322	11.9
56	University Senior College at Adelaide University Adelaide University · Secondary · 10-12	Independent	11.9	75.1 Top 25%	1092	523	11.9
57	Mercedes College Springfield · Combined · R-12	Catholic	12.0	67.4 Top 25%	1133	1,111	12.0
58	St Dominic's Priory College North Adelaide · Combined · R-12	Catholic	12.0	61.9 Top 50%	1080	658	12.0
59	Salisbury Park Primary School Salisbury Park · Primary · U, R-6	Government	12.0	36.2 Lower 50%	960	220	12.0
60	Our Lady of the Visitation School Taperoo · Primary · R-6	Catholic	12.0	65.0 Top 50%	1026	320	12.0
61	Prescott College Southern Morphett Vale · Combined · R-12	Independent	12.1	47.4 Lower 50%	1036	707	12.1
62	Christies Beach High School Christie Downs · Secondary · U, 7-12	Government	12.2	23.2 Lower 50%	905	789	12.2
63	Woodville Gardens School Birth-6 Woodville Gardens · Primary · U, R-6	Government	12.2	48.9 Lower 50%	983	478	12.2
64	Concordia College Highgate · Combined · R-12	Independent	12.2	73.9 Top 25%	1140	1,312	12.2
65	Elizabeth Downs Primary School Elizabeth Downs · Primary · U, R-6	Government	12.3	37.2 Lower 50%	904	420	12.3
66	Le Fevre High School Semaphore South · Secondary · U, 7-12	Government	12.3	25.6 Lower 50%	951	456	12.3
67	Mark Oliphant College (B-12) Munno Para West · Combined · U, R-12	Government	12.3	23.2 Lower 50%	919	1,685	12.3
68	Christian Brothers College Adelaide · Combined · R-12	Catholic	12.3	61.2 Top 50%	1074	990	12.3
69	St John's Grammar School Belair · Combined · R-12	Independent	12.3	78.7 Top 10%	1141	1,009	12.3
70	Hampstead Primary School Greenacres · Primary · U, R-6	Government	12.3	68.0 Top 25%	1032	243	12.3
71	Willunga Waldorf School Willunga · Combined · R-12	Independent	12.3	56.5 Top 50%	1072	390	12.3
72	Valley View Secondary School Para Vista · Secondary · U, 7-12	Government	12.5	43.3 Lower 50%	963	596	12.5
73	Southern Montessori School O'Sullivan Beach · Combined · R-9	Independent	12.5	64.8 Top 50%	1095	230	12.5
74	Tatachilla Lutheran College Mclaren Vale · Combined · R-12	Independent	12.5	55.6 Top 50%	1068	1,103	12.5
75	Para Hills High School Para Hills West · Secondary · U, 7-12	Government	12.5	41.0 Lower 50%	948	670	12.5
76	Pinnacle College Elizabeth East · Combined · R-12	Independent	12.5	58.5 Top 50%	1049	993	12.5
77	St Paul Lutheran School Blair Athol · Primary · R-6	Independent	12.6	65.1 Top 50%	1062	260	12.6
78	Seaton High School Seaton · Secondary · U, 7-12	Government	12.6	49.1 Lower 50%	1001	917	12.6
79	Temple Christian College Mile End · Secondary · 7-12	Independent	12.6	62.4 Top 50%	1043	1,151	12.6
80	Challa Gardens Primary School Kilkenny · Primary · U, R-6	Government	12.6	47.0 Lower 50%	982	251	12.6
81	Elizabeth North Primary School Elizabeth North · Primary · U, R-6	Government	12.6	24.6 Lower 50%	907	514	12.6
82	Our Lady of the Sacred Heart College Enfield · Secondary · 7-12	Catholic	12.7	31.6 Lower 50%	960	478	12.7
83	Gilles Street Primary School Adelaide · Primary · U, R-6	Government	12.7	72.8 Top 25%	1107	275	12.7
84	Cowandilla Primary School Cowandilla · Primary · U, R-6	Government	12.7	64.8 Top 50%	1051	341	12.7
85	St Paul's College Gilles Plains · Combined · R-12	Catholic	12.8	56.6 Top 50%	1037	1,191	12.8
86	Coorara Primary School Morphett Vale · Primary · U, R-6	Government	12.8	35.9 Lower 50%	947	233	12.8
87	Para Hills School Para Hills · Primary · U, R-6	Government	12.8	48.9 Lower 50%	978	269	12.8
88	Plympton International College Plympton · Combined · R-12	Government	12.8	53.3 Top 50%	1044	825	12.8
89	Tyndale Christian School Salisbury East · Combined · R-12	Independent	12.9	41.8 Lower 50%	1016	1,498	12.9
90	Lake Windemere B-6 School Salisbury North · Primary · U, R-6	Government	12.9	25.9 Lower 50%	924	426	12.9
91	Aldinga Payinthi College Aldinga · Combined · U, R-12	Government	12.9	26.0 Lower 50%	954	831	12.9
92	Salisbury East High School Salisbury East · Secondary · U, 7-12	Government	12.9	22.5 Lower 50%	941	1,008	12.9
93	Karrendi Primary School Parafield Gardens · Primary · U, R-6	Government	12.9	43.7 Lower 50%	955	259	12.9
94	Golden Grove High School Golden Grove · Secondary · U, 7-12	Government	13.0	43.4 Lower 50%	1007	1,486	13.0
95	Roma Mitchell Secondary College Gepps Cross · Secondary · U, 7-12	Government	13.0	40.6 Lower 50%	971	1,638	13.0
96	Flaxmill School P-6 Morphett Vale · Primary · R-6	Government	13.0	35.6 Lower 50%	950	358	13.0
97	Antonio Catholic School Morphett Vale · Primary · R-6	Catholic	13.0	56.4 Top 50%	1008	277	13.0
98	Playford Primary School Craigmore · Primary · U, R-6	Government	13.0	24.8 Lower 50%	944	398	13.0
99	St Columba College Andrews Farm · Combined · R-12	Catholic	13.0	29.0 Lower 50%	973	1,519	13.0
100	Para Vista Primary School Para Vista · Primary · R-6	Government	13.0	33.3 Lower 50%	950	206	13.0

There are 338 schools with the best student–teacher ratio in Adelaide eligible for this list; the top 100 are shown. Adelaide Secondary School of English in West Croydon is ranked first (students : teacher: 6.6). 52 of the top 100 are government schools and 48 are Catholic or independent; the median ICSEA across the list is 1012.

The top 10 schools with the best student–teacher ratio in Adelaide for 2025 are: 1. Adelaide Secondary School of English (West Croydon); 2. St George College (Mile End); 3. Christie Downs Primary School (Christie Downs); 4. Prince Alfred College (Kent Town); 5. Pulteney Grammar School (Adelaide); 6. Springbank Secondary College (Pasadena); 7. Walford Anglican School for Girls (Hyde Park); 8. Ngutu College (Woodville North); 9. Avenues College (Windsor Gardens); 10. Pembroke School (Kensington Park).

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Frequently asked questions

What is the best lowest ratio school in Adelaide?

Adelaide Secondary School of English in West Croydon ranks first among schools with the best student–teacher ratio in Adelaide with a Success Index of 56.3 out of 100 and an ICSEA of 961.

How are schools with the best student–teacher ratio in Adelaide ranked?

Schools with 200+ students and the fewest full-time-equivalent students per full-time-equivalent teacher. Only schools eligible for the Success Index (ICSEA published, 80+ students, not a special school) are included; the Success Index is shown alongside for context.

How many public schools are in the top 100 schools with the best student–teacher ratio in Adelaide?

52 of the top 100 schools with the best student–teacher ratio in Adelaide are government schools; 48 are Catholic or independent.

Do these rankings include NAPLAN or ATAR results?

Not yet. ACARA does not publish school-level NAPLAN results in bulk, and ATAR results are released by state authorities in different formats. The Success Index uses the measures ACARA publishes for every school so that all schools are compared on identical data. Where a school publishes its own results we link to its website.