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SG3 6

Postcode sector

206 live postcodes: 119 in North Hertfordshire, 49 in Welwyn Hatfield and 38 in East Hertfordshire.

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 North Hertfordshire, which holds 58% of SG3 6’s postcodes. Open the map at SG3 6 for neighbourhoods and points. Open the map at SG3 6

MPs for SG3 6

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

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Deprivation by neighbourhood

English Indices of Deprivation 2025

Most deprived 10%Least

1 of North Hertfordshire’s 82 neighbourhoods are in England’s most deprived 20%.

North Hertfordshire, the council that holds 58% of SG3 6

Average house price
£418,857
Up 5.3% in a year
HM Land Registry · Jul 2026
Median full-time pay
£49,224
18th highest paid of 348
ONS earnings survey · 2025
House price to pay
8.5×
105th least affordable of 348
Worked out by Open Index
Deprivation score
11.3
38th least deprived of 296
MHCLG · England only

Everything about North Hertfordshire

Councils in SG3 6

Postcodes in SG3 6