Local authority district
Gwynedd
Gwynedd
W06000002
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
- 5,601
- Postcode districts
- 27
- Five-year recorded sales
- 9,687
- Open schools at matching postcodes
- 100
- Census 2021 residents
- 117,463
- Census 2021 households
- 51,110
- Mean postcode coordinate
- 52.96022, -4.14037
Quality-approved postcode districts
- LL57907 active postcodes
- LL53813 active postcodes
- LL55741 active postcodes
- LL54522 active postcodes
- LL41376 active postcodes
- LL40354 active postcodes
- LL36246 active postcodes
- LL23199 active postcodes
- LL49194 active postcodes
- LL48160 active postcodes
- LL52160 active postcodes
- LL42151 active postcodes
- SY20143 active postcodes
- LL4694 active postcodes
- LL5674 active postcodes
- LL4554 active postcodes
- LL5145 active postcodes
- LL3321 active postcodes
- LL2112 active postcodes
- LL591 active postcodes
Related official areas
- Electoral wardCanol BangorW05001517 · 220 postcodes
- Electoral wardHarlech a LlanbedrW05001541 · 194 postcodes
- Electoral wardAbermawW05001508 · 150 postcodes
- Electoral wardBrithdir and Llanfachreth/Ganllwyd/LlanelltydW05001514 · 146 postcodes
- Electoral wardDwyrain BangorW05001530 · 137 postcodes
- Electoral wardBowydd a'r RhiwW05001513 · 134 postcodes
- Electoral wardGogledd DolgellauW05001537 · 132 postcodes
- Electoral wardArthog a LlangelynninW05001511 · 128 postcodes
- Electoral wardPenrhyndeudraethW05001558 · 128 postcodes
- Electoral wardAberdyfiW05001506 · 127 postcodes
- Electoral wardBethel a'r FelinheliW05001512 · 119 postcodes
- Electoral wardCorris a MawddwyW05001521 · 116 postcodes
- Lower layer super output areaGwynedd 017FW01001933 · 199 postcodes
- Lower layer super output areaGwynedd 013EW01002003 · 167 postcodes
- Lower layer super output areaGwynedd 017CW01000085 · 156 postcodes
- Lower layer super output areaGwynedd 014EW01001932 · 152 postcodes
- Lower layer super output areaGwynedd 016FW01002004 · 150 postcodes
- Lower layer super output areaGwynedd 016CW01000057 · 146 postcodes
- Lower layer super output areaGwynedd 009AW01000056 · 134 postcodes
- Lower layer super output areaGwynedd 016DW01000067 · 124 postcodes
- Lower layer super output areaGwynedd 008BW01000086 · 118 postcodes
- Lower layer super output areaGwynedd 015BW01000060 · 116 postcodes
- Lower layer super output areaGwynedd 014CW01000080 · 112 postcodes
- Lower layer super output areaGwynedd 013BW01000074 · 111 postcodes
- Middle layer super output areaGwynedd 016W02000025 · 494 postcodes
- Middle layer super output areaGwynedd 017W02000026 · 487 postcodes
- Middle layer super output areaGwynedd 009W02000018 · 376 postcodes
- Middle layer super output areaGwynedd 003W02000012 · 365 postcodes
- Middle layer super output areaGwynedd 010W02000019 · 358 postcodes
- Middle layer super output areaGwynedd 011W02000020 · 357 postcodes
- Middle layer super output areaGwynedd 013W02000022 · 353 postcodes
- Middle layer super output areaGwynedd 008W02000017 · 349 postcodes
- Middle layer super output areaGwynedd 012W02000021 · 338 postcodes
- Middle layer super output areaGwynedd 015W02000024 · 328 postcodes
- Middle layer super output areaGwynedd 014W02000023 · 326 postcodes
- Middle layer super output areaGwynedd 005W02000014 · 287 postcodes
- Westminster parliamentary constituencyDwyfor MeirionnyddW07000096 · 4,690 postcodes
- Westminster parliamentary constituencyBangor AberconwyW07000083 · 911 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.