SL9 is a postcode district associated with Buckinghamshire. These profiles combine postcode-district records with wider-area context. The legacy composite score is experimental; source dates and limitations are listed below.
Safety
C86% below avg
Schools
D100% Good or Outstanding
Transport
D1 rail stations nearby
Afford.
FMedian £837,500
Environ.
A+Data under review
Health
A+5 GP practices nearby
Education
A+Above average
Community
A+Strong community
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This page covers the SL9 postcode district, which includes all postcodes starting with SL9 (e.g. SL9 3RG, SL9 4AB, SL9 5XX). All postcodes within SL9 share the same district-level data.
Data last updated October 2026 · Official UK government sources