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N3

Postcode district

630 live postcodes, all in Barnet.

A postcode has no figures of its own: each layer is published for whole councils, neighbourhoods or exact points. The figures below are for the whole of Barnet. Open the map at N3 for neighbourhoods and points. Open the map at N3

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Deprivation by neighbourhood

English Indices of Deprivation 2025

Most deprived 10%Least

16 of Barnet’s 220 neighbourhoods are in England’s most deprived 20%.

Barnet, the council that holds 100% of N3

Average house price
£600,560
Down 4.9% in a year
HM Land Registry · Jul 2026
Median full-time pay
£47,141
30th highest of 348
ONS earnings survey · 2025
House price to pay
12.7×
14th least affordable of 348
Worked out by Open Index
Deprivation score
19.5
140th most deprived of 296
MHCLG · England only

Everything about Barnet

Sectors in N3