Gwynedd house prices and property data

27 postcode districts across Gwynedd, with average prices from the UK House Price Index. Open any district for sold prices, crime and schools.

Check an address in Gwynedd

Average prices in Gwynedd

All property

£203,619

Detached

£315,747

Semi-detached

£209,692

Terraced

£160,432

Flat

£114,979

UK House Price Index, 2026-05. Prices changed +2.5% over the last year.

Postcode districts in Gwynedd

LL21 LL23 LL33 LL35 LL36 LL37 LL38 LL39 LL40 LL41 LL42 LL43 LL44 LL45 LL46 LL47 LL48 LL49 LL51 LL52 LL53 LL54 LL55 LL56 LL57 LL59 SY20

Source: HM Land Registry UK House Price Index and ONS postcode geography. Contains public sector information licensed under the Open Government Licence v3.0.