Property market
The five-year median is £615,000 from 1 recorded sale in LL51 9AJ. 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.
LL51 9AJ
Dolbenmaen · Gwynedd · Wales
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Garndolbenmaen
- Ward
- Dolbenmaen
- Local authority
- Gwynedd
- Constituency
- Dwyfor Meirionnydd
- Postcode district
- LL51
- Postcode sector
- LL51 9
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- LL51 9AJ
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- LL
- Postcode district
- LL51
- Postcode sector
- LL51 9
- Latitude
- 52.967209
- Longitude
- -4.216510
- British National Grid easting
- 251,240
- British National Grid northing
- 343,392
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Gwynedd · W06000002
- Electoral ward
- Dolbenmaen · W05001529
- Parish or community
- W04000060
- Westminster constituency
- Dwyfor Meirionnydd · W07000096
- Output area
- W00000338
- Lower layer super output area
- Gwynedd 010A · W01000066
- Middle layer super output area
- Gwynedd 010 · W02000019
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 LL51
Property
5 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Dolwgan Isaf, Garndolbenmaen, LL51 9AJ | 29 September 2023 | £615,000 |
| Dolwgan, Garndolbenmaen, LL51 9AJ | 17 January 2017 | £292,500 |
| Dolwgan, Garndolbenmaen, LL51 9AJ | 18 August 2008 | £225,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 1
- Primary
- 0
- Secondary
- 0
- 1.8 km
Ysgol Gynradd Garndolbenmaen
Welsh establishment
Census 2021
Population and age profile
- Postcode residents
- 12
- Postcode households
- 6
- Residents per household
- 2.0
- LL51 9 residents
- 819
7 female, 5 male
Age bands in LL51 9
Wider postcode sector- Age 0 to 14
- 17.3%
- Age 15 to 24
- 9.4%
- Age 25 to 44
- 18%
- Age 45 to 64
- 27.6%
- Age 65 and over
- 27.6%
103 residents
56 residents
107 residents
164 residents
164 residents
This postcode contained 1.5% of the sector's usual residents on Census Day. The age profile describes the wider LL51 9 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+
- 71.4%
- Ultrafast, 100 Mbit/s+
- 71.4%
- Ultrafast, 300 Mbit/s+
- 71.4%
- Gigabit-capable
- 71.4%
- Unable to receive decent fixed or FWA broadband
- 0%
- Next Generation Access
- 71.4%
- 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.
Nearby transport
- 0.5 miles
Cyffordd Cwm Pennant
BCT · Dolbenmaen
- 0.5 miles
Dolbenmaen
BCT · Garndolbenmaen
- 0.6 miles
Dolbenmaen
BCT · Dolbenmaen
- 0.8 miles
Ysgol ly Cyngor
BCT · Golan
- 0.8 miles
Ysgol y Cyngor
BCT · Golan
Evidence in context
Schools
1 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Gynradd Garndolbenmaen is the nearest published school at 1.1 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.