Hen Blas
Hen Blas is a castle in Bagillt, Flintshire. It counts as a scheduled monument. Look also at Castell y Fflint, 2.5 km away, first of 21 more within 15 km.
Castle near Bagillt
Just outside Bagillt
Hen Blas is 700 m southeast of Bagillt. Towns near it ↓
Scheduled monument
On the official list of protected heritage; Bagillt has 18 listed buildings in all, on its History page. About ↓
Written from OpenStreetMap, Wikidata, the ONS built-up areas and Met Office 1991–2020 averages.
Weather, month by month
For warmth, aim for June to September (18–21°C highs in Bagillt).
Hen Blas
Castle in Bagillt, Flintshire, Wales, UK.
700 m southeast of Bagillt.
- Type
- Castle
- Listed
- Scheduled monument
- Town
- 700 m southeast of Bagillt
Hen Blas and what surrounds it
Spot Hen Blas in orange, then follow the numbers to the places below.
© OpenStreetMap contributors · ONS built-up area 2022
Towns within reach of Hen Blas
Flint is the biggest of the 7 bases nearby (12,776 people). Closest first, each of these towns names it on its page.
Bagillt
Flint
Pentre Halkyn
Holywell
Compare the 7 towns
| Town | Where Hen Blas is | People | Places to visit |
|---|---|---|---|
| Bagillt | 700 m northwest of it | 5,943 | 12 |
| Flint | 800 m southeast of it | 12,776 | 11 |
| Pentre Halkyn | 1.7 km southwest of it | 1,082 | 10 |
| Holywell | 2.6 km northwest of it | 7,741 | 11 |
| Flint Mountain | 2.8 km southeast of it | 690 | 3 |
| Northop | 4.4 km southeast of it | 1,030 | 5 |
| Rhosesmor | 4.6 km south of it | 546 | 3 |
Places to add to Hen Blas
5 castles, 2 historic houses and an abbey or priory are among the 21 within 15 km.
Castle · CadwCastell y Fflint2.5 km away2
Abbey or priory · CadwBasingwerk Abbey4.7 km away3
Castle · CadwCastell Ewloe8.9 km away4
CastleHalkyn Castle2.8 km away5
CastleOld Hawarden Castle13 km away6
Historic houseMostyn Hall10 km away7
CastleHawarden Castle13 km away8
Historic houseThornton Manor11 km awayWithin 15 km, close and well known first. Numbers match the map.
Visiting Hen Blas
Where is Hen Blas?
Hen Blas is 700 m southeast of Bagillt, Clwyd.
What is Hen Blas?
Castle in Bagillt, Flintshire, Wales, UK.
When is the best time to visit Hen Blas?
June to September are the warmest months in Bagillt, with afternoon highs of 18–21°C (Met Office 1991–2020 averages).
Is Hen Blas a listed building?
Yes: scheduled monument.
What else is there to see near Hen Blas?
Within 15 km: Castell y Fflint (2.5 km), Basingwerk Abbey (4.7 km), Castell Ewloe (8.9 km) and Halkyn Castle (2.8 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 (8)
- Castell y Fflint: Lesbardd, CC BY-SA 3.0, Wikimedia Commons
- Basingwerk Abbey: Paul Buckingham, CC BY-SA 2.0, Wikimedia Commons
- Castell Ewloe: Llywelyn2000, CC BY-SA 4.0, Wikimedia Commons
- Halkyn Castle: Westall, William, 1781-1850, lithographer. Buckler, John, 1770-1851, artist., Public domain, Wikimedia Commons
- Old Hawarden Castle: Rept0n1x, CC BY-SA 3.0, Wikimedia Commons
- Mostyn Hall: S F-E-Cameron, CC BY-SA 3.0, Wikimedia Commons
- Hawarden Castle: Dave.Dunford, CC BY-SA 4.0, Wikimedia Commons
- Thornton Manor: John Robertson, CC BY-SA 2.0, Wikimedia Commons
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.