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Lighthouses · South Wales

Flat Holm Lighthouse

In or near Lavernock.

GeorgianFree admission🐾 Dog-friendly👪 Family-friendly

Flat Holm Lighthouse — lighthouse, Grade II listed building in City and County of Cardiff. Wales; situated on a small promontory at the SE corner of the island, within the bank-and ditch enclosure of the 1869 fort.

Flat Holm Lighthouse, lighthouses in South Wales

Wikimedia Commons contributors — see linked file page for photographer and licence licence

Plan your visit

Typical visit
30 min–1 h
Nearest railway station
Penarth · 7.9 km
  • Free entry
  • Family-friendly
  • Dog-friendly

Getting there & planning your visit

To visit Flat Holm Lighthouse, the nearest railway station is Penarth, located 7.9 km away. Entry to the lighthouse is free.

Directions on Google Maps →

About

Flat Holm Lighthouse is a working or historic lighthouse on the United Kingdom coast. Records date its origin to 1737. Heritage designation: Grade II listed building. Owned by William Dickinson. Wikidata describes it as: "lighthouse, Grade II listed building in City and County of Cardiff. Wales; situated on a small promontory at the SE corner of the island, within the bank-and ditch enclosure of the 1869 fort". Coordinates: 51.3750°, -3.1170°.

Photo gallery

Heritage listing

Flat Holm Lighthouse is 30 m (98 ft) high and 50 m (160 ft) above mean high water. It has a 100 watt lamp that flashes three times every ten seconds, and is red from 106° to 140°; white to 151°; red to 203°; white to 106°. White light visibility up to 33 km (18 nautical miles), this data as recorded in 1965 in Reed's Nautical Almanac but Trinity House now note visibility as 28 km (15 nmi) for the white light and 22 km (12 nmi) for the red light.

From Cadw under OGL v3.

Protected designations

  • Ramsar wetland: Severn Estuary

Designations sourced from Natural England open data under OGL v3.

From the Wikipedia article

Flat Holm Lighthouse is 30 m (98 ft) high and 50 m (160 ft) above mean high water. It has a 100 watt lamp that flashes three times every ten seconds, and is red from 106° to 140°; white to 151°; red to 203°; white to 106°. White light visibility up to 33 km (18 nautical miles), this data as recorded in 1965 in Reed's Nautical Almanac but Trinity House now note visibility as 28 km (15 nmi) for the white light and 22 km (12 nmi) for the red light.

Excerpt from Wikipedia under CC BY-SA 4.0. See the source article linked in Sources below.

Coordinates
51.3750, -3.1170
Address
Flat Holm<br />Cardiff<br />Wales
Established
1737
Nearest railway station
Penarth7.9 km

Sources

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Frequently asked questions

Where is Flat Holm Lighthouse?
Flat Holm Lighthouse is in South Wales, United Kingdom.
What is Flat Holm Lighthouse?
Flat Holm Lighthouse — lighthouse, Grade II listed building in City and County of Cardiff. Wales; situated on a small promontory at the SE corner of the island, within the bank-and ditch enclosure of the 1869 fort.
How do I get to Flat Holm Lighthouse?
The nearest railway station is Penarth, about 7.9 km away. Its coordinates are 51.3750°, -3.1170°.
When was Flat Holm Lighthouse built?
Built or established in 1737.
Who owns Flat Holm Lighthouse?
Flat Holm Lighthouse is owned by William Dickinson.
Is Flat Holm Lighthouse a listed building?
Flat Holm Lighthouse is officially recognised as Grade II listed building listed.
Is Flat Holm Lighthouse a protected site?
Yes — Flat Holm Lighthouse is part of the Severn Estuary Ramsar wetland.
Is Flat Holm Lighthouse free to visit?
Yes, Flat Holm Lighthouse is free to enter.