Carre's Grammar School
Academy converter secondary school in Sleaford (Lincolnshire).
Attainment 8
60
▲ 13.8 England 2025/26 provisional: 46.2
2025/26 provisional
English & maths 5+
82%
▲ 36pp England 2025/26 provisional: 46.3%
2025/26 provisional
Attendance rate
95.0%
▲ 3pp England 2024/25: 91.6%
2024/25 academic year
Pupil : Teacher
18.8
▲ 2.1 England 2025/26: 16.7
2025/26
Eligible for free school meals
7.7%
▼ 20pp England 2025/26: 27.3%
school census 15/01/2026
Teacher turnover
3.2%
▼ 11pp England 2024/25: 14.2% (secondary schools)
2024/25
Capacity
98%
810 / 830 pupils
register figure (GIAS)
Ofsted
Good
last graded, 2023
Uniform at a glance
12Items named
6Colours named
Items
BlazerCoatJumperPE kitPolo shirtSchool shoesShortsSocksTieTracksuitTrainersTrousers
Colours
- Black
- Green
- Grey
- Red
- White
- Yellow
Found on the school website by WhatSchool, February 2026. Not verified; the school website is the authority. School uniform page
From the uniform policy
iLines taken from the school's uniform page; some lines may be missing or out of order. Found on the school website by WhatSchool, February 2026. Not verified; the school website is the authority.- Carre’s Grammar School
- Sleaford Joint Sixth Form
- Please contact our school office if you would like to visit our pre-loved shop.
- Uniform Policy - Years 7-11
- Black blazer with badge on breast pocket and red braid on each pocket.
- Optional black V-neck school jumper (no logos, sweaters, hoodies, or round neck jumpers).
- White shirt (long or short sleeved); shirt to be worn tucked in and with top button fastened.
- School tie to be worn at the appropriate length (approx. the length of a 30cm ruler).
- Plain dark grey or black socks.
- Belts, if worn, should be plain black with a small buckle (no logos).
- A strong, medium-sized bag should be used to carry equipment.
- OUTDOOR COATS - must not be worn indoors. Hoodies and zoodies are not permitted in place of a coat on site.
Guides for parents
All guides- School uniform: costs, rules and helpThe new limit on branded items from September 2026, what schools must do, and where to get help.