Property market
The five-year median is £12,500 from 1 recorded sale in LL57 4DE. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for Gwynedd is £206,665 in June 2026, up 5.7% year on year.
LL57 4DE
Y Faenol · Gwynedd · Wales
Updated September 2026
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Nearby postcodes
Complete postcode fields and official codes
- Postcode
- LL57 4DE
- Status
- Terminated
- Introduced
- 1 January 2017
- Terminated
- 1 April 2017
- Postcode area
- LL
- Postcode district
- LL57
- Postcode sector
- LL57 4
- Latitude
- 53.205754
- Longitude
- -4.184030
- British National Grid easting
- 254,230
- British National Grid northing
- 369,857
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Gwynedd · W06000002
- Electoral ward
- Y Faenol · W05001568
- Parish or community
- W04000095
- Westminster constituency
- Bangor Aberconwy · W07000083
- Output area
- W00000522
- Lower layer super output area
- Gwynedd 005D · W01000103
- Middle layer super output area
- Gwynedd 005 · W02000014
Postcode source versions
- Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
- Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
- Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence
Explore LL57
Property
2 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Environment Agency, Northern Area Office, Ffordd Penlan, Bangor, LL57 4DE | 20 March 2024 | £12,500 |
| Environment Agency, Northern Area Office, Ffordd Penlan, Bangor, LL57 4DE | 24 April 2020 | £2,520,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 17
- Primary
- 0
- Secondary
- 0
- 1.0 km
Ysgol Y Faenol
Welsh establishment
- 2.0 km
Ysgol Gynradd Y Felinheli
Welsh establishment
- 2.3 km
Ysgol Gynradd Llanfairpwll
Welsh establishment
Recorded crime
Within 1 mile of this postcode
- Published events
- 71
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 20
- Anti social behaviour 15
- Public order 10
- Other theft 7
- Criminal damage and arson 6
Census 2021
Population and age profile
- Postcode residents
- Not supplied
- Postcode households
- Not supplied
- Residents per household
- Not available
- LL57 4 residents
- 5,821
Age bands in LL57 4
Wider postcode sector- Age 0 to 14
- 16.1%
- Age 15 to 24
- 14%
- Age 25 to 44
- 25.3%
- Age 45 to 64
- 26.6%
- Age 65 and over
- 17.9%
958 residents
833 residents
1,504 residents
1,583 residents
1,067 residents
Small counts are adjusted for privacy, so totals can differ slightly between Census tables.
Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.
Fixed broadband coverage
Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.
- Superfast, 30 Mbit/s+
- 100%
- Ultrafast, 100 Mbit/s+
- 0%
- Ultrafast, 300 Mbit/s+
- 0%
- Gigabit-capable
- 0%
- Unable to receive decent fixed or FWA broadband
- 0%
- Next Generation Access
- 100%
- Decent broadband available from fixed wireless
- 0%
Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.
Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.
GP practices
5
within 5 km straight-line
UPCC AT YSBYTY GWYNEDD
UPCC AT YSBYTY GWYNEDO, PENRHOSGARNEDD, BANGOR, LL57 2PW
ODS code W00191
1.7 km
FELINHELI&PORTHAETHWY SU
ROWEN, Y FELINHELI, LL56 4RX
ODS code W94027
3.6 km
BODNANT SURGERY
MENAI AVENUE, BANGOR, LL57 2HH
ODS code W94010
3.8 km
MEDDYGFA STAR SURGERY
STAR, GAERWEN, LL60 6AH
ODS code W94633
4.5 km
BRON DERW MEDICAL CENTRE
GLYNNE ROAD, BANGOR, LL57 1AH
ODS code W94034
5.0 km
Nearby transport
- 0.0 miles
Ffordd y Parc
BCT · Parc Menai
- 0.1 miles
Ffordd Gelli Morgan
BCT · Parc Menai
- 0.2 miles
Ffordd-y-Llyn
BCT · Parc Menai
- 0.2 miles
Ffordd y Parc
BCT · Parc Menai
- 0.2 miles
Llys Britannia
BCT · Capel-y-graig
Evidence in context
Schools
17 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Y Faenol is the nearest published school at 0.6 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
71 published events cover 12 months, averaging 5.917 events per published month. The largest recorded category is Violence and sexual offences with 20 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.