Schools
1 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Bro Preseli is the nearest published school at 2.1 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
SA66 7SB
Crymych and Mynachlog-ddu · Pembrokeshire · Wales
Updated September 2026
Compare this postcodeLocation overview
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- 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 7SB
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- SA
- Postcode district
- SA66
- Postcode sector
- SA66 7
- Latitude
- 51.946933
- Longitude
- -4.677850
- British National Grid easting
- 216,056
- British National Grid northing
- 230,991
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
- W00003118
- 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
2 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Henbarc, Mynachlogddu, Clynderwen, SA66 7SB | 9 August 2007 | £250,000 |
| Llwyndrain, Mynachlogddu, Clynderwen, SA66 7SB | 4 August 1997 | £78,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 1
- Primary
- 0
- Secondary
- 0
- 3.4 km
Ysgol Bro Preseli
Welsh establishment
Census 2021
Population and age profile
- Postcode residents
- 28
- Postcode households
- 10
- Residents per household
- 2.8
- SA66 7 residents
- 3,256
15 female, 13 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 0.9% 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+
- 0%
- 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
- 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
- 1.1 miles
Pentre Galar
BCT · Pentre-galar
- 1.1 miles
Mynachlog-ddu
BCT · Mynachlog-Ddu
- 1.1 miles
Pentre Galar
BCT · Pentre-galar
- 1.1 miles
Pentre Galar
BCT · Pentre-galar
- 1.3 miles
Old Post Office
BCT · Mynachlog-Ddu