Ranked by Google ratings — updated 2 October 2026
As of 2 October 2026, LocallyIrish.ie ranks 3 historical landmark in Co. Roscommon by customer rating. The top-rated is Donamon Castle, with 4.8 stars from 50 Google ratings. Roscommon Dominican Priory (Abbey) follows with 4.5 from 41 Google ratings.
Each business is scored on its average rating weighted by how many ratings it has, so a handful of perfect scores cannot outrank hundreds of near-perfect ones. We use reviews left on LocallyIrish.ie where a business has them, otherwise its Google rating — shown and labelled on every entry. A Google rating needs at least 5 ratings to count. Businesses without enough ratings are listed separately, unranked. Paid listings cannot buy a higher position. The list refreshes hourly.

The Souls of Ranelagh Monument

Boyle Abbey
Boyle
Roscommon Friary
Roscommon
Carnfree
Drumanone Portal Tomb

Oweynagat Cave - Uaimh na gCat

Rathcroghan Visitor & Heritage Centre
Tulsk
Former Penal Church, Roscommon Town
Roscommon
Emlagh High Cross

Derryglad Folk and Heritage Museum
Curraghboy
Oran Round Tower
Roscommon County Museum
Roscommon
Roscommon Old Gaol
Roscommon
Fuerty Abbey, Church and Ancient Graveyard

Celtic Druid Temple
Scregg Passage Tomb
Mote
Graeme's Field
Kiltullagh Church
Clooncoran Lime Kiln

King House Interpretive Galleries & Museum
Boyle
Clarendon Lock
Rathmore - An Ráth Mhór
Rathbeg - An Ráth Bheag
Bellanagare Ogham Stone
Tulsk Dominican Priory
Tulsk
Toomna Church
Battlebridge
Elphin Cathedral
Knockranny Court Tomb
Keadue West
Wedge Tomb von Cartronaglogh
Church of Ireland 1833
St Lassair's Holy Well, Kilronan
Keadue West

Percy French Memorial Stone
Bloomfield House
Cloonshanville Dominican Friary
Rindoon castle
Annagh
St Faithleach's Holy Well
The Cut
Donamon Castle is currently the top-rated historical landmark in Co. Roscommon, with 4.8 stars from 50 Google ratings. See the full ranked list above.
Each business is scored on its average rating weighted by how many ratings it has, so a handful of perfect scores cannot outrank hundreds of near-perfect ones. We use reviews left on LocallyIrish.ie where a business has them, otherwise its Google rating — shown and labelled on every entry. A Google rating needs at least 5 ratings to count. Businesses without enough ratings are listed separately, unranked. Paid listings cannot buy a higher position. The list refreshes hourly.
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