Local authority district
Cardiff
Caerdydd
W06000015
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
- 7,680
- Postcode districts
- 14
- Five-year recorded sales
- 26,932
- Open schools at matching postcodes
- 142
- Census 2021 residents
- 362,321
- Census 2021 households
- 147,333
- Mean postcode coordinate
- 51.50021, -3.18823
Quality-approved postcode districts
Related official areas
- Electoral wardCathaysW05001274 · 491 postcodes
- Electoral wardGrangetownW05001279 · 486 postcodes
- Electoral wardWhitchurch and TongwynlaisW05001297 · 405 postcodes
- Electoral wardButetownW05001271 · 361 postcodes
- Electoral wardTrowbridgeW05001296 · 342 postcodes
- Electoral wardCantonW05001273 · 341 postcodes
- Electoral wardPlasnewyddW05001289 · 333 postcodes
- Electoral wardRiversideW05001293 · 308 postcodes
- Electoral wardSplottW05001295 · 306 postcodes
- Electoral wardPenylanW05001288 · 296 postcodes
- Electoral wardFairwaterW05001277 · 273 postcodes
- Electoral wardPentyrch and St FagansW05001287 · 264 postcodes
- Lower layer super output areaCardiff 032HW01002019 · 268 postcodes
- Lower layer super output areaCardiff 046AW01001759 · 159 postcodes
- Lower layer super output areaCardiff 011DW01001885 · 87 postcodes
- Lower layer super output areaCardiff 048BW01001943 · 83 postcodes
- Lower layer super output areaCardiff 001AW01001777 · 78 postcodes
- Lower layer super output areaCardiff 014CW01001729 · 76 postcodes
- Lower layer super output areaCardiff 038DW01001874 · 75 postcodes
- Lower layer super output areaCardiff 005BW01001792 · 70 postcodes
- Lower layer super output areaCardiff 033FW01001835 · 62 postcodes
- Lower layer super output areaCardiff 014DW01001819 · 60 postcodes
- Lower layer super output areaCardiff 036BW01001695 · 59 postcodes
- Lower layer super output areaCardiff 049FW01001952 · 57 postcodes
- Middle layer super output areaCardiff 032W02000398 · 360 postcodes
- Middle layer super output areaCardiff 049W02000423 · 241 postcodes
- Middle layer super output areaCardiff 046W02000412 · 239 postcodes
- Middle layer super output areaCardiff 005W02000371 · 230 postcodes
- Middle layer super output areaCardiff 040W02000406 · 225 postcodes
- Middle layer super output areaCardiff 006W02000372 · 224 postcodes
- Middle layer super output areaCardiff 048W02000422 · 223 postcodes
- Middle layer super output areaCardiff 036W02000402 · 215 postcodes
- Middle layer super output areaCardiff 026W02000392 · 211 postcodes
- Middle layer super output areaCardiff 014W02000380 · 206 postcodes
- Middle layer super output areaCardiff 033W02000399 · 206 postcodes
- Middle layer super output areaCardiff 020W02000386 · 204 postcodes
- Westminster parliamentary constituencyCardiff EastW07000089 · 2,075 postcodes
- Westminster parliamentary constituencyCardiff WestW07000092 · 2,027 postcodes
- Westminster parliamentary constituencyCardiff NorthW07000090 · 1,934 postcodes
- Westminster parliamentary constituencyCardiff South and PenarthW07000091 · 1,644 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/LAD Local Authority District names and codes UK as at 04_25.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.