Essex and Southend · grammar school

Colchester County High School for Girls

A girls’ grammar school in Colchester for ages 11–18, with a sixth form. Places in Year 7 are given through the CSSE 11+.
GirlsAges 11–18Sixth form
Overview

Colchester County High School for Girls at a glance

Colchester County High School for Girls is a girls’ grammar school in Colchester for students aged 11 to 18, with about 1200 pupils. It is part of Alpha Trust. Year 7 places are given through the CSSE 11+, and the school has a sixth form.

For September 2026 entry it offered 190 places and was the first choice of 322 families — about 1.7 for every place. 36% of all applications came from families in other council areas.

In 2024/25, 100% of its GCSE students achieved grade 5 or above in both English and maths, against 45% across England’s state schools. Its A-level students averaged A- per entry, and 44% achieved AAB or better including at least two facilitating subjects. 76% of sixth-form leavers went on to university (destinations measured in 2022/23).

Admissions

Getting in: the 11+ and how places are given

Test
CSSE 11+
Set by
Consortium of Selective Schools in Essex (CSSE), which writes its own papers
What it covers
English (including a writing task) and maths

How places are given

Each school sets its own qualifying score and priority rules; several rank applicants by score within catchment or priority areas.

How to register and apply

Register on the CSSE website in the summer term of Year 5 — one test covers every consortium school. Name the schools on your secondary application by 31 October.

Admissions rules change each year. Check the school’s current admissions policy — area details last checked October 2026.

Entry scores

Scores needed for a place

EntryMeasureApplies toScore
Sept 2025Lowest score offeredInside priority area322
Sept 2025Lowest score offeredOutside priority area333
Sept 2024Lowest score offeredAll applicantsThe school had no priority area for this entry year.330
Sept 2023Lowest score offeredAll applicants333

Scale: CSSE total standardised score (English and maths). Sources: CSSE historical guidance sheet, CSSE historical guidance sheet, CSSE historical guidance sheet. Scores change every year and depend on how many children apply — treat them as a guide, not a target.

Demand

How many families apply

EntryPlaces1st choices1st choices per placeAll applications
Sept 20261903221.7744
Sept 20251923181.7735
Sept 20241922901.5724
Sept 20231902911.5710
Sept 20221912761.4647
Sept 20211903812.0873

Source: DfE, secondary school applications and offers. Places offered on National Offer Day; first preferences are families who put the school first on their council application.

Results

Exam results

GCSE, 2024/25 · 191 pupils

Grade 5 or above in English and maths

This school100%
England45%

Grade 4 or above in English and maths

This school100%
England65%

Attainment 8 (average across 8 subjects)

This school80.6
England46.1
YearGrade 5+ Eng & mathsAttainment 8Progress 8EBacc points
2024/25100.0%80.6—7.82
2023/2499.4%80.8+0.997.76
2022/2399.0%80.5+0.997.78

A level, 2024/25 · 125 students

Average grade
A-
England: B-
AAB or better*
44%
England: 18%
Value added
+0.02

*AAB or better, with at least two in facilitating subjects. Value added compares students’ results with others who started from similar GCSEs; above 0 is better than expected.

Source: DfE school and college performance tables. England figures are for all state-funded schools. Progress 8 was not published for 2024/25.

After sixth form

Where students go next

University
76%
Apprenticeship
1%
Employment
10%
Any sustained destination
86%

Source: DfE 16–18 destination measures, students who left after A levels or equivalent, destinations measured in 2022/23 (124 students). Categories overlap slightly and do not sum to 100%.

Key facts

Admits at 11
Girls
Ages
11–18
Sixth form
Yes
Pupils
1,198 (capacity 1,020)
Free school meals
2.5% of pupils eligible
School type
Academy converter
Trust
Alpha Trust
Local authority
Essex
Constituency
Colchester

From the Department for Education’s register (URN 137515), October 2026.

Free · 15 minutes · Years 3–5

Thinking about Colchester County High School for Girls?

See where your child stands with our free 15-minute 11+ readiness check — a score for Maths, English, Verbal and Non-Verbal Reasoning, judged against their year.

Take the free check