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School years and ages in the UK, explained

Pip
By the Pip teamUpdated October 2026
9 min read

In England, children start Reception the September after they turn 4 and finish Year 13 at 18. The years are grouped into key stages, and each one has its own tests and milestones.

This guide gives you the full ladder, a tool that works out your child's year from their birthday, and the tests coming up for them. It also shows how Scotland, Wales and Northern Ireland do it differently.

TL;DR
  • The school year in England and Wales runs 1 September to 31 August. Your child's age on 31 August decides their year.
  • Primary is Reception to Year 6 (ages 4 to 11). Secondary is Year 7 to Year 11 (ages 11 to 16), then sixth form to 18.
  • Key stages: KS1 is Years 1 and 2, KS2 is Years 3 to 6, KS3 is Years 7 to 9, KS4 is Years 10 and 11.
  • Big tests: phonics check (Year 1), times tables check (Year 4), SATs and the 11+ (Year 6), GCSEs (Year 11).
Cut-off
31 August birthday
Primary
Reception to Year 6
Secondary
Year 7 to Year 13
Must attend
Age 5 to 16

What year is my child in? Find out in 5 seconds

Enter your child's date of birth and where you live. The tool shows their school year, key stage and every test coming up, with dates.

School year finder

Nothing you type leaves this page.

School year nowYear 5
StageKey Stage 2
Age now10

Coming up for your child

    In Years 3 to 6? Pip sets the right next question.

    Pip is a free practice app for KS2 and the 11+. It gives a few minutes of maths, English and reasoning a day, and shows you exactly where your child sits on each skill.

    • Times tables for the Year 4 check
    • KS2 SATs and 11+ practice in one app
    • A Pip Score for every skill
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    Pip Score progress zones in the Pip app Pip practice hub with maths, English and reasoning End of a Pip practice round

    The school years at a glance

    Tap any year to see the ages and what happens in it. Colours show the key stages, and the flags mark the big tests.

    EYFSKS1KS2KS3KS4Sixth form

    UK school years and ages table (England)

    Ages are for the start and end of each school year. A child turns the older age at some point between 1 September and 31 August.

    School yearAge during the yearKey stageSchoolTests and milestones
    Nursery3 to 4Early Years (EYFS)Nursery or pre-school15 to 30 funded hours
    Reception4 to 5Early Years (EYFS)Primary or infantReception baseline check, EYFS profile
    Year 15 to 6Key Stage 1Primary or infantPhonics screening check (June)
    Year 26 to 7Key Stage 1Primary or infantKS1 tests (optional since 2024)
    Year 37 to 8Key Stage 2Primary or juniorMove to juniors in some areas
    Year 48 to 9Key Stage 2Primary or juniorMultiplication tables check (June)
    Year 59 to 10Key Stage 2Primary or junior11+ registration (spring and summer)
    Year 610 to 11Key Stage 2Primary or junior11+ (September), secondary application (31 October), KS2 SATs (May)
    Year 711 to 12Key Stage 3SecondaryStart of secondary school
    Year 812 to 13Key Stage 3Secondary13+ entry for some independent schools
    Year 913 to 14Key Stage 3SecondaryChoosing GCSE options
    Year 1014 to 15Key Stage 4SecondaryGCSE courses start
    Year 1115 to 16Key Stage 4SecondaryGCSE exams (May and June)
    Year 1216 to 17Key Stage 5Sixth form or collegeA levels, T levels or apprenticeship
    Year 1317 to 18Key Stage 5Sixth form or collegeA level exams, university applications

    What are the key stages?

    Key stages are the blocks the national curriculum in England is split into. Each one ends with a check on how children are doing.

    EYFSNursery and Reception · ages 3 to 5

    Learning through play, early reading and number. Ends with the EYFS profile.

    Key Stage 1Years 1 and 2 · ages 5 to 7

    Phonics, reading, writing and number facts. Phonics check in Year 1.

    Key Stage 2Years 3 to 6 · ages 7 to 11

    Times tables, fractions, grammar and longer writing. Tables check in Year 4, SATs in Year 6.

    Key Stage 3Years 7 to 9 · ages 11 to 14

    The first years of secondary, with more subjects and specialist teachers.

    Key Stage 4Years 10 and 11 · ages 14 to 16

    GCSE courses, with exams at the end of Year 11.

    Key Stage 5Years 12 and 13 · ages 16 to 18

    Sixth form or college. Young people must stay in education or training until 18.

    Key Stage 2 is the stage most parents ask us about, because it holds both the KS2 SATs and the 11+. Our Year 4, Year 5 and Year 6 guides break each year down.

    How the 31 August cut-off works

    In England and Wales, every child born between 1 September and 31 August is in the same year. So a child born on 31 August can be almost a full year younger than a classmate born on 1 September.

    That gap matters most in the early years and in tests. It is why the 11+ is age standardised: younger children get a small boost so they are not penalised for their birthday.

    Summer-born children

    Children born between 1 April and 31 August are called summer-born. In England they do not have to start school until the September after they turn 5.

    Parents can ask for a summer-born child to start in Reception at 5 rather than going straight into Year 1. The admission authority decides, so ask early and get the answer in writing.

    Year 3 to 6? Start with ten minutes a day.

    Pip covers the times tables check, KS2 SATs and the 11+ in one app, and moves up a level only when your child is ready.

    Times tablesKS2 SATs11+Reasoning
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    iPhone, iPad, Android and Fire tablets · No ads · Free with optional Pro

    The Year 6 calendar, month by month

    Year 6 is the busiest year of primary school. Here is how it runs for children starting secondary in September 2027.

    1. Sept 202611+ tests in most grammar school areas
    2. Oct 202611+ results, then the secondary application deadline on 31 October
    3. 1 Mar 2027National Offer Day for secondary places
    4. 10 to 13 May 2027KS2 SATs week
    5. July 2027SATs results to schools and parents
    6. Sept 2027Start Year 7

    For the 11+ side of this, see when 11+ results come out and what counts as a good 11+ score.

    England, Wales, Scotland and Northern Ireland compared

    Each nation runs its own school system. The names and the cut-off dates are different, so the same child can be in a different year depending on where they live.

    Cut-off 31 August.

    • Reception to Year 6 at primary, Year 7 to Year 13 at secondary.
    • SATs in Year 6, GCSEs in Year 11, A levels in Year 13.
    • About 163 state grammar schools use the 11+.
    Age at start of yearEnglandWalesScotland*Northern Ireland*
    4ReceptionReceptionNurseryP1
    5Year 1Year 1P1P2
    6Year 2Year 2P2P3
    7Year 3Year 3P3P4
    8Year 4Year 4P4P5
    9Year 5Year 5P5P6
    10Year 6Year 6P6P7
    11Year 7Year 7P7Year 8
    12Year 8Year 8S1Year 9
    13Year 9Year 9S2Year 10
    14Year 10Year 10S3Year 11
    15Year 11 (GCSE)Year 11 (GCSE)S4 (National 5)Year 12 (GCSE)
    16Year 12Year 12S5 (Highers)Year 13
    17Year 13 (A level)Year 13 (A level)S6Year 14 (A level)

    *Scotland and Northern Ireland use different cut-off dates, so the row is a rough match. Use the finder above for your child's exact year.

    Types of school by stage

    • Infant and junior schools split primary in two: infants for Reception to Year 2, juniors for Years 3 to 6.
    • Middle schools still exist in a few areas, such as parts of Northumberland, and take children from around Year 5 to Year 8.
    • Grammar schools are state secondary schools that select by the 11+. Read what a grammar school is.
    • Independent prep schools often run to Year 8, with entry to senior school at 11+ or 13+.

    Quick quiz: what year are they in?

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    Frequently asked questions

    What age is Year 6 in the UK?+

    Children in Year 6 in England and Wales are 10 at the start of the school year and turn 11 during it. Year 6 is the last year of primary school and the year of the KS2 SATs and, in grammar school areas, the 11+.

    What is the cut-off date for school years in England?+

    In England and Wales the school year runs from 1 September to 31 August. A child born on 31 August is the youngest in their year, and a child born on 1 September is the oldest in the next year down.

    What key stage is Year 4?+

    Year 4 is in Key Stage 2, which covers Years 3, 4, 5 and 6 (ages 7 to 11). Children in England sit the multiplication tables check in June of Year 4.

    What year is a 7 year old in?+

    A 7 year old in England is usually in Year 2 or Year 3. It depends on their birthday: they are in Year 3 if they turn 8 between 1 September and 31 August of that school year.

    When do children take the 11+?+

    Most grammar school tests are sat in September of Year 6, when children are 10 or just 11. Registration usually opens in the spring or summer of Year 5, so plan from Year 4 or 5.

    Can a summer-born child start school a year later?+

    In England a summer-born child (born 1 April to 31 August) does not have to start school until the term after their fifth birthday. Parents can ask the admission authority to start them in Reception at age 5 instead of Year 1, but the decision is the admission authority's.

    What is the Scottish equivalent of Year 6?+

    Scotland uses Primary 1 to Primary 7, then S1 to S6. A child in Year 6 in England would usually be in P6 or P7 in Scotland, because the Scottish cut-off is around 1 March, not 1 September.

    Is Reception compulsory?+

    No. Children in England must be in education from the term after their fifth birthday, so Reception is optional by law, but almost all children start it in the September after they turn 4.

    Sources: GOV.UK school admissions and primary assessment dates (KS2 tests 10 to 13 May 2027, multiplication tables check from 7 June 2027), Education Scotland, Welsh Government and the NI Education Authority. Check your local authority for exact dates.

    Pip
    Written by The Pip team

    The Pip team builds Pip, the 11+ and KS2 practice app for children in years three to six. We write these guides from real exam formats and past papers.

    Know the year. Now make it count.

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