C53/100
SS3 is a postcode district associated with Southend-on-Sea. These profiles combine postcode-district records with wider-area context. The legacy composite score is experimental; source dates and limitations are listed below.
Safety
D71% below avg
Schools
D100% Good or Outstanding
Transport
A+4 rail stations nearby
Afford.
DMedian £333,000
Environ.
BData under review
Health
C4 GP practices nearby
Education
DAround average
Community
DBelow average
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This page covers the SS3 postcode district, which includes all postcodes starting with SS3 (e.g. SS3 3RG, SS3 4AB, SS3 5XX). All postcodes within SS3 share the same district-level data.
Data last updated October 2026 · Official UK government sources