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Caer y Belan
Castle · near Bontnewydd · Gwynedd

Caer y Belan

Caer y Belan is a grade I listed building. Look for it 3.9 km west of Bontnewydd. There are 28 more places to see within 15 km, beginning with Caernarfon (4.6 km).

Photo: Caer y Belan, Phyllis Flannagan (CC BY-SA 2.0)
Where
3.9 km
west of Bontnewydd
How well known
Top 16%
#1,300 of 8,556 places we list
Warmest months
Jun–Sep
highs of 17–19°C
In brief

Castle near Bontnewydd

Just outside Bontnewydd

Caer y Belan is 3.9 km west of Bontnewydd. Towns near it ↓

Grade I listed building

On the official list of protected heritage; Bontnewydd has 7 listed buildings in all, on its History page. About ↓

Written from OpenStreetMap, Wikidata, the ONS built-up areas and Met Office 1991–2020 averages.

When to go

Weather, month by month

Expect highs of 17–19°C in Bontnewydd from June to September.

Jan9° / 3°125 mm
Feb9° / 3°110 mm
Mar10° / 4°101 mm
Apr13° / 5°86 mm
May16° / 8°78 mm
Jun18° / 10°88 mm
Jul19° / 12°107 mm
Aug19° / 12°115 mm
Sep17° / 11°126 mm
Oct14° / 8°165 mm
Nov11° / 6°186 mm
Dec9° / 4°170 mm
Green months are the warmest. Typical afternoon highs and night lows in Bontnewydd, and rain in a month. Met Office HadUK-Grid 1991–2020 averages for Bontnewydd. Opening times change through the year: check before you go. Bontnewydd’s full climate →
About

Caer y Belan

Its Wikipedia coverage spans 6 languages.

Bontnewydd’s listed buildings and monuments →

Type
Castle
Listed
Grade I listed building
Wikipedias
Covered in 6 languages
Town
3.9 km west of Bontnewydd
Official site
fortbelan.co.uk
Facts: Wikidata (CC0) and OpenStreetMap (© OpenStreetMap contributors).
The map

Where it sits

Each numbered point is one of the places listed below; Caer y Belan is the orange one.

12345678

© OpenStreetMap contributors · ONS built-up area 2022

Towns near it

Towns that count Caer y Belan

By population, Caernarfon leads the 8 with 9,831. The town it is in comes first, then the others whose pages list it, nearest first.

12345678
  1. 1Bontnewydd
  2. 2Caernarfon
  3. 3Dwyran
  4. 4Newborough
  5. 5Caeathro
  6. 6Groeslon
  7. 7Rhostryfan
  8. 8Brynsiencyn
1 · 3.9 km east of it

Bontnewydd

821 people · 11 places to visit

2 · 4 km northeast of it

Caernarfon

9,831 people · 14 places to visit

3 · 4.4 km north of it

Dwyran

700 people · 12 places to visit

4 · 4.6 km north of it

Newborough

840 people · 5 places to visit

Compare the 8 towns
TownWhere Caer y Belan isPeoplePlaces to visit
Bontnewydd3.9 km east of it82111
Caernarfon4 km northeast of it9,83114
Dwyran4.4 km north of it70012
Newborough4.6 km north of it8405
Caeathro6 km east of it2488
Groeslon6.2 km southeast of it8264
Rhostryfan6.4 km southeast of it3089
Brynsiencyn7.5 km northeast of it65514
Make a day of it

Around Caer y Belan

There are 28 within 15 km, 2 forts, 2 castles and 2 museums among them.

Within 15 km, close and well known first. Numbers match the map.

Visiting Caer y Belan: the answers

Where is Caer y Belan?

Caer y Belan is 3.9 km west of Bontnewydd, Gwynedd.

What is Caer y Belan?

Grade I listed building in Gwynedd.

When is the best time to visit Caer y Belan?

June to September are the warmest months in Bontnewydd, with afternoon highs of 17–19°C (Met Office 1991–2020 averages).

Is Caer y Belan a listed building?

Yes: Grade I listed building.

What else is there to see near Caer y Belan?

Within 15 km: Caernarfon (4.6 km), Castell Caernarfon (4.1 km), Castell Dolbadarn (15 km) and Caernarfon Town Walls (4 km).

Places: OpenStreetMap (© OpenStreetMap contributors, Open Database Licence) and Wikidata (CC0), placed in the ONS 2022 built-up area (Open Government Licence v3.0). Visitor counts are the latest Wikidata gives, with their year.

Photos: each place’s Wikidata image, from Wikimedia Commons under the licence below (our copy, resized).

Photo credits (7)

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.