Pupils
1210
The Best Schools In Osea Island Rated & Reviewed
School Guide has helped 20 million parents find the best school for their child and here we reveal the 5 best performing schools in Osea Island. These top schools near Osea Island are ranked by their School Guide Star Rating, which is 100% based on official performance data including exam results and Ofsted inspections.
✔ Visit each school’s page to see catchment area maps, parent reviews and exam results in full
✔ Compare all schools in Osea Island and see the best and worst performing schools
✔Also view the local primary school league table
1
Our number one ranked school in Osea Island based on our official School Guide Star Rating is Colchester County High School for Girls.
Ages
11 - 18
Gender
Girls
Type
Academy converter
2
Southend High School for Boys is ranked second in Osea Island based on its performance data and Ofsted rating.
Pupils
1325
Ages
11 - 18
Gender
Boys
Type
Academy converter
3
At number 3 in the best schools in Osea Island based on our authoritative ranking is New Hall School.
Pupils
1364
Ages
1 - 19
Gender
Boys and girls taught separately (diamond structure)
Type
Other independent school
4
The school ranked at number four in our Osea Island league table is Great Baddow High School based on the summary of its performance in the last academic year.
Pupils
1528
Ages
11 - 18
Gender
Mixed
Type
Academy converter
5
Our number five ranked school in Osea Island based on our trusted School Guide Star Rating is Lift Greensward.
Pupils
1613
Ages
11 - 18
Gender
Mixed
Type
Academy sponsor led
Top 5 best performing schools in Osea Island and their catchment areas in Osea Island ranked by School Guide in 2026
- Colchester County High School for Girls
- Southend High School for Boys
- New Hall School
- Great Baddow High School
- Lift Greensward
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