Electoral ward
Cefni
Cefni
W05001497
This page groups current postcode coverage with source-backed Census, recorded sale and school counts. It is an official area summary, not a boundary or service-eligibility check.
Area summary
- Active postcodes
- 139
- Postcode districts
- 2
- Five-year recorded sales
- 181
- Open schools at matching postcodes
- 4
- Census 2021 residents
- 3,098
- Census 2021 households
- 1,329
- Mean postcode coordinate
- 53.24453, -4.33239
Quality-approved postcode districts
Related official areas
- Local authority districtIsle of AngleseyW06000001 · 139 postcodes
- Lower layer super output areaIsle of Anglesey 006BW01000012 · 70 postcodes
- Lower layer super output areaIsle of Anglesey 009AW01000007 · 48 postcodes
- Lower layer super output areaIsle of Anglesey 006AW01000006 · 21 postcodes
- Middle layer super output areaIsle of Anglesey 006W02000006 · 91 postcodes
- Middle layer super output areaIsle of Anglesey 009W02000009 · 48 postcodes
- Westminster parliamentary constituencyYnys MônW07000112 · 139 postcodes
Source and limitations
Source: Office for National Statistics licensed under the Open Government Licence v.3.0.. Coverage: United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope.
Names come from ONS Postcode Directory, release 2026-08, file Documents/WD Ward names and codes UK as at 05_26.csv, publisher date 1 Sept 2026.
OGL-3.0 with third-party rights. Counts reflect active postcodes in the current CheckNear.me publication and may differ from administrative service records.