Property market
The five-year median is £407,500 from 2 recorded sales in LL56 4NJ. 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.
LL56 4NJ
Bethel a'r Felinheli · Gwynedd · Wales
Updated September 2026
Compare this postcodeLocation overview
Drag to pan. Use + or - to zoom. Open larger map
- Post town
- Y Felinheli
- Ward
- Bethel a'r Felinheli
- Local authority
- Gwynedd
- Constituency
- Dwyfor Meirionnydd
- Postcode district
- LL56
- Postcode sector
- LL56 4
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- LL56 4NJ
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- LL
- Postcode district
- LL56
- Postcode sector
- LL56 4
- Latitude
- 53.177052
- Longitude
- -4.220208
- British National Grid easting
- 251,715
- British National Grid northing
- 366,739
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Gwynedd · W06000002
- Electoral ward
- Bethel a'r Felinheli · W05001512
- Parish or community
- W04000104
- Westminster constituency
- Dwyfor Meirionnydd · W07000096
- Output area
- W00000625
- Lower layer super output area
- Gwynedd 004D · W01000119
- Middle layer super output area
- Gwynedd 004 · W02000013
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 LL56
Property
13 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Y Betws, Caernarfon Road, Y Felinheli, LL56 4NJ | 16 January 2026 | £450,000 |
| Caswenan, Caernarfon Road, Y Felinheli, LL56 4NJ | 8 December 2023 | £365,000 |
| Caswenan, Caernarfon Road, Y Felinheli, LL56 4NJ | 1 August 2014 | £250,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 11
- Primary
- 0
- Secondary
- 0
- 1.7 km
Ysgol Gynradd Bethel
Welsh establishment
- 2.1 km
Ysgol Gynradd Y Felinheli
Welsh establishment
- 3.3 km
Ysgol Gynradd Brynsiencyn
Welsh establishment
Recorded crime
Within 1 mile of this postcode
- Published events
- 124
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 70
- Anti social behaviour 26
- Criminal damage and arson 7
- Other theft 6
- Public order 6
Census 2021
Population and age profile
- Postcode residents
- 23
- Postcode households
- 9
- Residents per household
- 2.6
- LL56 4 residents
- 2,349
10 female, 13 male
Age bands in LL56 4
Wider postcode sector- Age 0 to 14
- 16.5%
- Age 15 to 24
- 8.8%
- Age 25 to 44
- 27.2%
- Age 45 to 64
- 26.9%
- Age 65 and over
- 20.7%
384 residents
204 residents
633 residents
627 residents
481 residents
This postcode contained 1% of the sector's usual residents on Census Day. The age profile describes the wider LL56 4 sector, not people in this individual postcode.
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+
- 100%
- Ultrafast, 300 Mbit/s+
- 100%
- Gigabit-capable
- 100%
- 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
2
within 5 km
FELINHELI&PORTHAETHWY SU
ROWEN, Y FELINHELI, LL56 4RX
ODS code W94027
412 m
PRIMARY CARE CS
ERYLDON, CAMPBELL ROAD, CAERNARFON, LL55 1HU
ODS code W00209
4.6 km
Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.
Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.
Nearby transport
- 0.1 miles
Santes Fair
BCT · Y Felinheli
- 0.1 miles
Santes Fair
BCT · Y Felinheli
- 0.2 miles
Ger-y-Nant
BCT · Y Felinheli
- 0.2 miles
Y Wern
BCT · Y Felinheli
- 0.3 miles
Cerrig-yr-afon
BCT · Y Felinheli
Evidence in context
Schools
11 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Gynradd Bethel is the nearest published school at 1.0 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
124 published events cover 12 months, averaging 10.333 events per published month. The largest recorded category is Violence and sexual offences with 70 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.