Property market
The five-year median is £590,000 from 3 recorded sales in LL55 1BA. 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.
LL55 1BA
Menai · Gwynedd · Wales
Updated September 2026
Compare this postcodeLocation overview
Drag to pan. Use + or - to zoom. Open larger map
- Post town
- Caernarfon
- Ward
- Menai
- Local authority
- Gwynedd
- Constituency
- Dwyfor Meirionnydd
- Postcode district
- LL55
- Postcode sector
- LL55 1
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- LL55 1BA
- Status
- Current
- Introduced
- 1 January 1993
- Terminated
- Not published
- Postcode area
- LL
- Postcode district
- LL55
- Postcode sector
- LL55 1
- Latitude
- 53.144330
- Longitude
- -4.271006
- British National Grid easting
- 248,205
- British National Grid northing
- 363,206
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Gwynedd · W06000002
- Electoral ward
- Menai · W05001551
- Parish or community
- W04000056
- Westminster constituency
- Dwyfor Meirionnydd · W07000096
- Output area
- W00000476
- Lower layer super output area
- Gwynedd 006B · W01000093
- Middle layer super output area
- Gwynedd 006 · W02000015
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 LL55
Property
16 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| 3, North Road, Caernarfon, LL55 1BA | 31 March 2026 | £825,000 |
| 3, North Road, Caernarfon, LL55 1BA | 28 March 2024 | £590,000 |
| Willow Hall Residential Home, North Road, Caernarfon, LL55 1BA | 10 May 2023 | £500,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 9
- Primary
- 0
- Secondary
- 0
- 245 m
Ysgol Santes Helen
Welsh establishment
- 518 m
Ysgol Syr Hugh Owen
Welsh establishment
- 665 m
Ysgol Pendalar
Welsh establishment
Recorded crime
Within 1 mile of this postcode
- Published events
- 1,522
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 583
- Anti social behaviour 235
- Shoplifting 198
- Criminal damage and arson 135
- Public order 104
Census 2021
Population and age profile
- Postcode residents
- 90
- Postcode households
- 20
- Residents per household
- 4.5
- LL55 1 residents
- 5,346
57 female, 33 male
Age bands in LL55 1
Wider postcode sector- Age 0 to 14
- 16.5%
- Age 15 to 24
- 10%
- Age 25 to 44
- 23.7%
- Age 45 to 64
- 25.8%
- Age 65 and over
- 24%
894 residents
543 residents
1,282 residents
1,400 residents
1,298 residents
This postcode contained 1.7% of the sector's usual residents on Census Day. The age profile describes the wider LL55 1 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+
- 85.7%
- Ultrafast, 300 Mbit/s+
- 85.7%
- Gigabit-capable
- 85.7%
- 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
3
within 5 km
MEDDYGFA HAFAN
DOC FICTORIA, CAERNARFON, LL55 1TH
ODS code W94030
270 m
PRIMARY CARE CS
ERYLDON, CAMPBELL ROAD, CAERNARFON, LL55 1HU
ODS code W00209
381 m
THE HEALTH CENTRE
DWYRAN, LLANFAIRPWLLGWYNGYLL, LL61 6YD
ODS code W94015
4.1 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
- 0.0 miles
Morrisons
BCT · Caernarfon
- 0.0 miles
Morrisons
BCT · Caernarfon
- 0.0 miles
Gwyddfor
BCT · Waterloo Port
- 0.1 miles
Brynafon
BCT · Waterloo Port
- 0.1 miles
Asda A
BCT · Caernarfon
Evidence in context
Schools
9 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Santes Helen is the nearest published school at 245 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
1,522 published events cover 12 months, averaging 126.833 events per published month. The largest recorded category is Violence and sexual offences with 583 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.