A-Level Chemistry Tutors in Wimbledon 2026

A-level Chemistry in Wimbledon is taught at nine sixth forms inside the SW19 and SW20 postcode districts, which recorded 177 matched Chemistry entries in 2024/25 once the RR6 joint sixth form is counted once. Three of the nine have a value-added interval clear of zero: Wimbledon High School GDST at 0.63, Ursuline High School Wimbledon at -0.89 and Raynes Park High School at -1.58. The two largest cohorts do not.

Why can Chemistry not tell Rutlish and Ricards Lodge apart when Biology can?

Rutlish School and Ricards Lodge High School share one sixth form. The Get Information about Schools register lists RR6's only two links as "Rutlish School, Sixth Form Centre School, 22 March 2011" and "Ricards Lodge High School, Sixth Form Centre School, 22 March 2011", and RR6's own registered address is given as "C/O Ricards Lodge High School, Lake Road, Wimbledon". Three rows therefore describe one teaching operation, and the Chemistry entry counts confirm it exactly: Rutlish 20 plus Ricards Lodge 22 is 42, which is RR6's own matched entry count to the student.

What makes Chemistry worth looking at is what those three rows then say. In 2024/25 Rutlish recorded -0.05, with a 95% confidence interval of -0.55 to 0.45 across 20 matched entries. Ricards Lodge recorded -0.07, interval -0.55 to 0.41, across 22. RR6's own row sits between them at -0.06, interval -0.41 to 0.29, across 42. All three intervals span zero, so none of them separates from the national average in either direction, and the two partner schools are 0.02 apart on a scale where the rest of this borough's Chemistry rows range from -1.58 to 0.63.

Biology at the same two schools behaves differently. Rutlish recorded 0.59 for A-level Biology, with an interval of 0.08 to 1.1 across 17 matched entries, which is entirely above zero. Ricards Lodge recorded -0.44, interval -0.85 to -0.03 across 26, which is entirely below it. Those two intervals do not overlap at any point. In the same year, in the same joint sixth form, Biology produced two separated results and Chemistry produced two that sit almost on top of each other.

Read that carefully, because it is easy to over-claim. "Indistinguishable" is not the same as "equal": -0.05 and -0.07 are two estimates whose intervals are wide enough that the true values could differ, and nothing here says the two Chemistry departments are identical. What the figures do support is narrower and more useful. For 2024/25 Chemistry, which of the two schools a student was registered at is not something the published data can separate, because both intervals cover the same range and both include zero. For Biology in the same year, the published data did separate them.

Value added already adjusts for prior attainment: it compares a cohort's A-level grades against the grades achieved nationally by students with the same GCSE results. That is what the measure exists to do, so the difference between the Biology rows is not explained away by one school admitting stronger candidates. It is still a single year, a single subject, and cohorts of 17 and 26 students, and it is a progress measure for 2024/25 entrants rather than a verdict on teaching.

Which Wimbledon sixth form asks for a GCSE Maths grade in Chemistry but not in Biology?

RR6, the joint sixth form run by Rutlish School and Ricards Lodge High School. The context is that the Department for Education requires at least 20% of A-level chemistry assessment to be level 2 or above mathematical skills against 10% for biology, which our Leeds A-level Chemistry page sets out in full. Its published entry requirement for A-level Chemistry reads: "Grade 6 or higher in GCSE Chemistry and a Grade 6 or higher in either in GCSE Biology or GCSE Physics OR two Grade 6s in GCSE Combined Science. Grade 6 or above in Maths." Its A-level Biology requirement, in the same online prospectus, reads: "Grade 6 or higher in GCSE Biology and a Grade 6 or higher in either GCSE Chemistry or Physics OR GCSE Grade 66 in Combined Science." No GCSE Maths grade appears in it.

Its Physics requirement puts maths first: "Grade 6 or higher in GCSE Maths and Grade 6 or higher in GCSE Physics". Across RR6's three sciences, then, the GCSE Maths grade is stated for Chemistry and Physics and not for Biology, which is the same ordering as the Department for Education's 20%, 40% and 10%.

That is one school, and it would be wrong to present it as how Wimbledon behaves. Of the three providers in the SW19 and SW20 districts that publish entry criteria for both sciences, the other two ask for the same maths grade in each:

Ursuline's 2027 entry criteria give "Grade 6-9 in Chemistry OR Grade 7-9 in Combined Science AND Grade 6-9 in Maths", and its Biology line is the identical sentence with Biology substituted. Raynes Park's course booklet for September 2026 entry asks for "Level 6 in Chemistry GCSE or 2 Level 6's in Combined Science and Level 6 or equivalent in Maths and English", and again its Biology line matches. One of three differentiates; two do not.

Wimbledon High School GDST publishes a single standard across all its A-levels rather than a subject-by-subject list: entrants are required "to achieve Grades 8 or 9 (A*/A) at GCSE (or equivalent) for the subjects to be studied at A Level", with a minimum of eight GCSEs at Grade 6-9. A Chemistry-specific maths grade was not found on the pages we read. The practical consequence for a family is simple: the maths requirement is not something to assume from the science, and it is worth reading the current year's document for the specific school, because each one issues a new version annually.

Which Wimbledon Chemistry scores separate from the national average?

Three of the nine. A value-added score is only a finding where the 95% confidence interval sits entirely on one side of zero; where it spans zero, a true value of zero cannot be ruled out from that cohort alone. The table gives every in-scope row for 2024/25 A-level Chemistry, sorted by matched entries.

Source: Department for Education qualification and subject value-added data, 2024/25, A-level cohort, Chemistry. Matched entries count only students whose prior attainment could be matched, so they are not the same as the number of candidates a school entered. Rutlish School's and Ricards Lodge High School's rows are the same 42 students already counted once through RR6.

The pattern that matters for a family reading this is not which school is top. It is that the two largest Chemistry cohorts in Wimbledon produce no separable signal at all. King's College School entered the largest matched cohort in the borough at 56 and returned 0.2 across an interval of -0.1 to 0.5, which includes zero. RR6's 42 returned -0.06 across -0.41 to 0.29, which also includes zero.

That is arithmetic rather than a comment on either sixth form. Across these rows the half-width of the interval tracks roughly 2.25 divided by the square root of the matched entries, so a cohort of 56 still carries about plus or minus 0.30 and a cohort of 7 carries about plus or minus 0.85. No sixth form in Wimbledon enters enough Chemistry candidates in a single year for a modest genuine effect to show up as a separated interval. Six of the nine rows say, in effect, that one year of this school's Chemistry results is not enough data to place it.

Two of the nine rows also belong to register entries that have changed. Ursuline High School Wimbledon's 2024/25 Chemistry row sits under URN 102683, which the Get Information about Schools register now marks Closed, with a successor URN 151350 that opened on 1 February 2025 for the reason "Academy Converter". The school converted to an academy; it did not shut, and a family should not read the register status as a closure. Wimbledon College's record carries the status "Open, but proposed to close". Both schools were teaching Chemistry in the year these figures describe.

Which schools count as Wimbledon for A-level Chemistry?

Wimbledon is a town inside the London Borough of Merton, and the Department for Education publishes results by local authority rather than by town. A sweep of Merton returns twelve establishments and eleven A-level Chemistry rows for 2024/25. This page uses a narrower rule: the nine rows belonging to establishments whose registered address in the Get Information about Schools register falls inside postcode district SW19 or SW20.

That rule excludes two Merton schools. Harris Academy Merton is at Wide Way, Mitcham, Surrey, CR4 1BP, and St Mark's Church of England Academy is at Acacia Road, Mitcham, Surrey, CR4 1SF. Both are in Mitcham, neither carries a Wimbledon postcode, and both are left out on address alone rather than on anything about their results.

It is worth being explicit about the filter this page does not use, because it is the obvious one and it is wrong. The register carries a parliamentary constituency field, and filtering on a Wimbledon constituency pulls in three schools in a different borough entirely: Coombe Boys' School at College Gardens, Blakes Lane, New Malden, Surrey, KT3 6NU; Richard Challoner School at Manor Drive North, New Malden, Surrey, KT3 5PE; and The Holy Cross School at 25 Sandal Road, New Malden, Surrey, KT3 5AR. All three are New Malden addresses in Kingston upon Thames. The constituency boundary and the postcode district are simply different lines on the map, and for a family asking which sixth forms are in Wimbledon, the address is the one that answers the question.

One SW20 school appears in the coverage rule but not in the table above. Hall School Wimbledon, at 17 The Downs, Wimbledon, SW20 8HF, is inside the postcode rule and has no 2024/25 A-level Chemistry row in the dataset, so there is nothing to report for it.

How our Wimbledon A-level Chemistry tutors work

Our expert A-level Chemistry tutors help students across Wimbledon with the quantitative side of the course as well as the written papers, whichever specification their sixth form enters. The starting point is the two things this page has established: the Department for Education requires at least 20% of the assessment to be level 2 or above mathematical skills, and the provider a student attends may or may not have asked for a GCSE Maths grade before admitting them to the course. A free consultation is where we work out which of those two starting points applies.

In practice that means a first session usually looks at calculation work before anything else. Moles and the Avogadro constant, titration arithmetic, pH and pK_a, rate equations and the handling of significant figures are where marks are lost by students who understand the chemistry perfectly well. A student who arrived at RR6 with the Grade 6 in Maths it asks for, and a student who arrived at a sixth form that set no maths grade, often need quite different amounts of time on the same topics.

Tutors work to the specification the student is actually entered for rather than a generic syllabus, and to the department's own order of teaching where the student can tell us it. Practical work is part of that, because the written papers draw on the required practicals for their data-analysis questions, so time spent on experimental method is not time away from exam preparation.

If you would like to talk it through, a free consultation is the quickest way to work out what would help. You can also read our wider A-level Chemistry tuition page, our A-level Chemistry revision guide, and the chemistry tutor overview. Families comparing sciences across the same sixth forms may also want our A-level Biology tutors in Wimbledon and A-level Maths tutors in Wimbledon pages, or the Wimbledon tuition hub.

Frequently Asked Questions