Wilsons School Designated Area 2027: What Decides a Place

Wilson's School, a super-selective boys' grammar on Mollison Drive in Wallington, London Borough of Sutton, has no designated area or catchment for September 2027 entry. Its 186 places are ranked almost entirely by a weighted test score — 1 part Selective Eligibility Test to 2 parts English to 2 parts Maths — and a boy's home address only matters if his score exactly ties another candidate's.

Does Wilson's School Have a Designated Area for September 2027 Entry?

No. Wilson's determined admission arrangements for September 2027 entry contain no geographic priority area of any kind, and none of the surrounding commentary sites — school guides, tutoring companies, school-data aggregators — disagree on this point. What none of them do is quote the school saying so in its own words. Asked directly whether where a family lives affects a son's chances, Wilson's own admissions FAQ page answers in a single sentence, retrieved 22 August 2026:

"Our admissions criteria are not based on catchment areas, post codes or distance criteria except in the case of determining the last places to be offered where two or more candidates hold the same standardised score. Where there is a tie in the scores from the entrance examinations, places are offered to boys who live in the London Borough of Sutton before those who live outside the Borough."

That single paragraph is the school's entire geographic admissions policy. It is not softened or hedged anywhere else in the arrangements, and it has not moved between admissions cycles: the tie-break wording in Wilson's 2026 determined arrangements and its 2027 determined arrangements is identical, down to the instruction that distance is measured "in a straight line from the main front door of Wilson's School." A rule that has not changed across two consecutive determined-arrangements cycles is not a temporary quirk; it is how the school intends to keep deciding places for the foreseeable future.

For September 2027 entry the admission number is 186, unchanged from September 2026. Boys eligible are those in Year 6 of primary school in September 2026, born between 1 September 2015 and 31 August 2016. A formal Education, Health and Care Plan naming Wilson's takes a boy out of the ranking process entirely — he is admitted first, and the number of places available under the ordinary criteria is reduced accordingly.

The Full 2027 Oversubscription Ladder: Looked-After Children, FSM, Sport, Music, Then Rank Order

Score alone does not fill every place. Before the bulk of the 186 places are ranked by aggregate test score, Wilson's carves out four smaller groups, each still ranked internally by score rather than by geography. This structure — particularly the two aptitude routes — is specific to Wilson's football and music programmes and is not shared by every Sutton grammar school.

A boy who does not clear the Sport or Music Aptitude benchmark, or who does not sit either aptitude test at all, is not disadvantaged by it. Every boy who falls outside the looked-after-children, Free School Meals, sport and music groups is simply placed in the largest group — the remaining places — and ranked on the same aggregate score as everyone else there. The aptitude routes and the Free School Meals places exist to widen who gets in, not to narrow the main pool's geography.

The SET-to-Stage-Two Score: Why a 1:2:2 Ratio Decides Almost Everyone

Every group in the ladder above resolves to "rank order of standardised score in the entrance tests." Understanding what that score actually is matters more than any question about geography, because it is what separates several hundred applicants down to 186 offers.

Entry for September 2027 runs in two stages. Stage One is the Selective Eligibility Test, or SET, sat by all applicants to six Sutton grammar schools on Tuesday 15 September 2026. Passing the SET at Wilson's own threshold is what earns an invitation to Stage Two: a second-stage Entrance Examination set by Wilson's alone, held on Saturday 3 October 2026, comprising separate English and Mathematics papers. A boy must pass both Stage Two papers and clear the overall pass mark to be considered at all.

The rank order that actually decides offers is not the SET score, and it is not the Stage Two score — it is an aggregate of both, combined in a published ratio of 1:2:2 across the SET, the English paper and the Maths paper, with an age adjustment applied before the aggregate is calculated. Converted to shares of the total, that ratio means the SET contributes one-fifth of the final aggregate, English two-fifths, and Maths two-fifths. English and Maths together are worth four times as much as the SET on its own.

The practical consequence is that a boy who scrapes through the SET but produces outstanding Stage Two papers is, by this formula, better placed than a boy who sailed through the SET but turned in only an average Maths paper — because Maths alone outweighs the SET two to one, and English does the same again. Families who treat the SET as the main event and the Stage Two papers as a formality have the weighting backwards.

Where Distance Actually Enters: The Exact Tie-Break Wording

Geography enters the process at exactly one point: when two or more boys finish with the identical aggregate score for one of the last available places in a group. Wilson's determined arrangements set out what happens next, in this order, and the wording is unchanged between the 2026 and 2027 arrangements:

1. Candidates whose permanent home address is within the London Borough of Sutton are ranked by distance from the school, closest first, measured in a straight line from the main front door of Wilson's School.
2. If Sutton candidates cannot be separated, candidates who live elsewhere are then ranked the same way — by distance, closest first, from the same fixed point.
3. If distance still cannot separate two candidates, the applications are decided by a random ballot supervised by an independent person.

Two details in that sequence are easy to miss. First, Sutton residence is checked before non-Sutton residence only inside a tie — a Sutton boy and a Croydon boy who are not tied are never compared on residence at all, only on score. Second, distance is not the final word even within a tie: if two boys somehow live an identical distance from the school, the outcome is a random ballot, not a further geographic test. Wilson's home-address rules are otherwise strict for the boys this does apply to — every application is subject to address checks, and where parents share custody and the child's time is split evenly, the address on record defaults to wherever the child is registered with a doctor, unless the family can show the child spends the majority of the school week elsewhere.

2027 Key Dates for Registration, Testing and the National Application

Registering for the SET is not the same step as making the actual school application. A boy can pass every test Wilson's sets and still be refused a place if his family fails to name Wilson's School on the Common Application Form submitted to their home local authority by 31 October 2026. The two processes run in parallel and both have to be completed correctly.

How Competitive Is Wilson's, and Who Else Sits the Same Test?

Wilson's shares its Stage One test with five other Sutton schools: Greenshaw High School, Sutton Grammar School, Wallington County Grammar School, Wallington High School for Girls and Nonsuch High School for Girls, as confirmed on the London Borough of Sutton's own admissions pages. Registering once, by 31 July 2026, covers all of them — but a pass at SET level only earns a boy the right to sit Wilson's own Stage Two papers; it does not carry an offer, and each of the six schools sets its own pass mark independently.

The most recent published demand figures, reported from Department for Education data for September 2025 entry, show Wilson's received 403 first-choice applications against 209 places that year, leaving 194 boys without their first choice — roughly 1.9 applications for every place filled. That is demand for a single admission cycle, not a fixed pass mark, and it moves year to year with the size and strength of the applying cohort. It is also, by itself, no reason for a family outside Sutton to hesitate: demand pressure raises the score a boy needs, but it does not change who that pressure applies to. A high-scoring boy from outside the borough competes on exactly the same aggregate as a high-scoring boy from Wallington.

Wilson's was last inspected by Ofsted on 28 September 2022 and rated Outstanding in every category, with the report published on 8 December 2022 — context worth knowing alongside the admissions figures, since a school's popularity and its inspection outcome are not the same measurement, even though they often move together.

What "No Catchment" Actually Means for Families Outside Sutton

Put plainly: a boy living anywhere in England can be offered a place at Wilson's on score alone. Borough of residence has no bearing on the outcome unless his aggregate score exactly matches another candidate's for one of the last places in his group, in which case Sutton residents are checked first. That is a narrow, specific circumstance, not a general disadvantage, and it should not be read as "Sutton boys go first."

The one piece of practical guidance Wilson's does give a family living further away is not about admissions at all — it is about daily life once a place is offered. The school's FAQ says a boy "shouldn't have a journey of more than an hour in order that he may fully participate in the wider life of the school." That is a welfare consideration about after-school clubs, sport fixtures and society meetings that finish late, not an admissions rule, and it carries no scoring weight whatsoever.

Moving house closer to the school is very unlikely to change anything for a family weighing up whether to apply. Because distance is only ever compared between boys whose scores already match exactly, a family cannot reliably improve their position by relocating — what determines the outcome is the SET, the English paper and the Maths paper, weighted 1:2:2, not the postcode on the application form.

What a family can influence is preparation, not postcode. That question is entirely separate from Wilson's own admissions figures: across every family Leading Tuition has worked with, not any single school's cohort, 91% of the families we work with secure a place at one of their target schools. That is our own outcome figure — never to be confused with the 403-applications-for-209-places demand figure for Wilson's itself, cited above.

Frequently Asked Questions

For the shared Stage One mechanics across all six Sutton schools, see our Sutton SET exam guide. For test format, preparation and results at Wilson's specifically, see our Wilson's School 11+ complete guide. For how designated areas work at other London grammar schools, see our London grammar school catchment areas guide.