Local authority district
Caerphilly
Caerffili
W06000018
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
- 4,359
- Postcode districts
- 15
- Five-year recorded sales
- 12,417
- Open schools at matching postcodes
- 85
- Census 2021 residents
- 175,981
- Census 2021 households
- 76,222
- Mean postcode coordinate
- 51.64666, -3.20544
Quality-approved postcode districts
- CF831,203 active postcodes
- NP12904 active postcodes
- NP11881 active postcodes
- CF82501 active postcodes
- CF81386 active postcodes
- NP22186 active postcodes
- NP24147 active postcodes
- CF4696 active postcodes
- NP1323 active postcodes
- NP1016 active postcodes
- CF156 active postcodes
- CF34 active postcodes
- CF483 active postcodes
- CF372 active postcodes
- CF141 active postcodes
Related official areas
- Electoral wardPenyrheolW05001669 · 237 postcodes
- Electoral wardAberbargoed and BargoedW05001649 · 225 postcodes
- Electoral wardBlackwoodW05001653 · 219 postcodes
- Electoral wardPontllanfraithW05001670 · 214 postcodes
- Electoral wardSt MartinsW05001674 · 195 postcodes
- Electoral wardNewbridgeW05001667 · 187 postcodes
- Electoral wardCefn Fforest and PengamW05001654 · 181 postcodes
- Electoral wardCrumlinW05001656 · 180 postcodes
- Electoral wardYstrad MynachW05001678 · 175 postcodes
- Electoral wardSt CattwgW05001673 · 165 postcodes
- Electoral wardMorgan JonesW05001663 · 164 postcodes
- Electoral wardBedwas and TrethomasW05001652 · 163 postcodes
- Lower layer super output areaCaerphilly 013DW01001432 · 98 postcodes
- Lower layer super output areaCaerphilly 012DW01001369 · 81 postcodes
- Lower layer super output areaCaerphilly 009CW01001350 · 71 postcodes
- Lower layer super output areaCaerphilly 005BW01001335 · 66 postcodes
- Lower layer super output areaCaerphilly 014AW01001327 · 65 postcodes
- Lower layer super output areaCaerphilly 006BW01001357 · 64 postcodes
- Lower layer super output areaCaerphilly 015BW01001430 · 64 postcodes
- Lower layer super output areaCaerphilly 003BW01001326 · 63 postcodes
- Lower layer super output areaCaerphilly 021DW01001419 · 63 postcodes
- Lower layer super output areaCaerphilly 011AW01001401 · 61 postcodes
- Lower layer super output areaCaerphilly 009DW01001392 · 59 postcodes
- Lower layer super output areaCaerphilly 010CW01001382 · 59 postcodes
- Middle layer super output areaCaerphilly 006W02000295 · 269 postcodes
- Middle layer super output areaCaerphilly 013W02000302 · 269 postcodes
- Middle layer super output areaCaerphilly 001W02000290 · 240 postcodes
- Middle layer super output areaCaerphilly 024W02000313 · 231 postcodes
- Middle layer super output areaCaerphilly 002W02000291 · 218 postcodes
- Middle layer super output areaCaerphilly 011W02000300 · 213 postcodes
- Middle layer super output areaCaerphilly 022W02000311 · 198 postcodes
- Middle layer super output areaCaerphilly 012W02000301 · 191 postcodes
- Middle layer super output areaCaerphilly 005W02000294 · 187 postcodes
- Middle layer super output areaCaerphilly 009W02000298 · 187 postcodes
- Middle layer super output areaCaerphilly 010W02000299 · 187 postcodes
- Middle layer super output areaCaerphilly 007W02000296 · 181 postcodes
- Westminster parliamentary constituencyCaerphillyW07000088 · 2,283 postcodes
- Westminster parliamentary constituencyNewport West and IslwynW07000105 · 1,349 postcodes
- Westminster parliamentary constituencyBlaenau Gwent and RhymneyW07000084 · 727 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.