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SG4 9

Postcode sector

232 live postcodes: 231 in North Hertfordshire, 1 in Stevenage.

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 100% of SG4 9’s postcodes. Open the map at SG4 9 for neighbourhoods and points. Open the map at SG4 9

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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 100% of SG4 9

Average house price
£418,857
Up 5.3% in a year
HM Land Registry · Jul 2026
Median full-time pay
£49,224
18th highest 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 SG4 9

Postcodes in SG4 9