Schools
1 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Beca is the nearest published school at 2.9 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
SA66 7SN
Crymych and Mynachlog-ddu · Pembrokeshire · Wales
Updated September 2026
Compare this postcodeLocation overview
Drag to pan. Use + or - to zoom. Open larger map
- Post town
- Clynderwen
- Local authority
- Pembrokeshire
- Constituency
- Ceredigion Preseli
- Postcode district
- SA66
- Postcode sector
- SA66 7
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- SA66 7SN
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- SA
- Postcode district
- SA66
- Postcode sector
- SA66 7
- Latitude
- 51.937550
- Longitude
- -4.715659
- British National Grid easting
- 213,419
- British National Grid northing
- 230,044
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Pembrokeshire · W06000009
- Electoral ward
- Crymych and Mynachlog-ddu · W05001440
- Parish or community
- W04000452
- Westminster constituency
- Ceredigion Preseli · W07000093
- Output area
- W00003117
- Lower layer super output area
- Pembrokeshire 004A · W01000582
- Middle layer super output area
- Pembrokeshire 004 · W02000129
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 SA66
Property
3 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Yet Hen Uchaf, Mynachlogddu, Clynderwen, SA66 7SN | 1 April 2021 | £515,000 |
| Yet Hen Uchaf, Mynachlogddu, Clynderwen, SA66 7SN | 23 June 2006 | £275,000 |
| Brynmelyn, Mynachlogddu, Clynderwen, SA66 7SN | 18 May 2006 | £249,950 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 1
- Primary
- 0
- Secondary
- 0
- 4.7 km
Ysgol Beca
Welsh establishment
Census 2021
Population and age profile
- Postcode residents
- 17
- Postcode households
- 9
- Residents per household
- 1.9
- SA66 7 residents
- 3,256
7 female, 10 male
Age bands in SA66 7
Wider postcode sector- Age 0 to 14
- 15.8%
- Age 15 to 24
- 9.8%
- Age 25 to 44
- 18.1%
- Age 45 to 64
- 30.5%
- Age 65 and over
- 25.8%
485 residents
301 residents
556 residents
935 residents
790 residents
This postcode contained 0.5% of the sector's usual residents on Census Day. The age profile describes the wider SA66 7 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+
- 60%
- Ultrafast, 100 Mbit/s+
- 60%
- Ultrafast, 300 Mbit/s+
- 60%
- Gigabit-capable
- 60%
- Unable to receive decent fixed or FWA broadband
- 0%
- Next Generation Access
- 70%
- Decent broadband available from fixed wireless
- 100%
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
Old Post Office
BCT · Mynachlog-Ddu
- 0.5 miles
Old Post Office
BCT · Mynachlog-Ddu
- 0.6 miles
Mynachlog-ddu
BCT · Mynachlog-Ddu
- 1.7 miles
Rhosfach
BCT · Rhosfach
- 1.7 miles
Rhosfach
BCT · Rhosfach