Overview
Just a short drive south‑west of Monaghan town lies Rossmore Forest Park, a 320‑hectare Coillte‑managed woodland that bursts with natural beauty and echoes of an 18th‑century estate. The main entrance on the R189 greets visitors with an avenue of giant Sierra redwoods framing the car park. Throughout the park native deciduous woodlands – oak, ash, beech, spruce and larch – mingle with historic plantings of rhododendron and azalea that colour the forest each early summer. Facilities include a spacious car park, clean toilets, picnic tables, a weather‑protected trail map, a super‑playground for children, a giant sculpture trail, and an adjoining 18‑hole Rossmore Golf Club.
History
The Rossmore estate was originally granted in the 17th century to the Westenra family. By the early 19th century the barony had become a fashionable seat. In 1827 the 2nd Baron Rossmore commissioned architect William Vitruvius Morrison to build Rossmore Castle in a Tudor‑Gothic style; a Scottish‑Baronial wing was added in 1858 by William Henry Lynn. Traveller Samuel Lewis recorded in 1837 that the “handsome mansion in an Elizabethan style” sat in a “beautifully diversified demesne” offering “fine distant views”.
After the Second World War the castle fell into disrepair due to dry‑rot and was demolished in the 1960s (some sources cite 1975). The central hill still bears the foundation imprint and the original steps ascend terraced lawns, preserving those historic vistas. Today the ruins, walled garden, family crypt and a pet cemetery remain. The family mausoleum, visible along the Priestfield Walk, is currently undergoing restoration.
Pre‑historic monuments – a wedge tomb and a court tomb dating to 3000–1800 BC – also dot the grounds, and a gold lunula found in the 1930s now resides in the National Museum, Dublin. In 2021, 2 200 acres of the estate were bequeathed to An Taisce for long‑term protection. Recent initiatives include a massive mural of the castle on the façade of the Westenra Hotel and a full‑scale Minecraft reconstruction that lets visitors explore the lost halls online.
What to See & Do
Walking & Cycling Trails
- Castle Trail – Historic walk past the castle ruins, walled garden, fish hatchery, reservoir and a 460 m yew‑tree avenue leading to the family crypt.
- Lakes Trail – Visits the five fishing lakes; a viewing platform at Barnhill Lake offers tranquil water‑edge scenery.
- Nature Trail – Wheelchair‑accessible tarmac track from the car park with interpretive stops on flora and fauna, ending at a picnic area and lake viewpoint.
- Priestfield Walk – A three‑mile (≈5 km) loop lined with yew trees, passing the restored mausoleum and offering sweeping countryside vistas.
- Family Cycle Trail – Part of a longer route suitable for casual cyclists and families; the trail is dog‑friendly.
Play, Art & Culture
- Super‑Playground & Sculpture Trail – Modern play equipment and large‑scale contemporary sculptures scattered through the forest.
- Mural on the Westenra Hotel – One of Ireland’s largest murals, painted by Omin, recreates the castle’s silhouette and decorative details.
- Minecraft Castle – A free online experience, created with the Monaghan County Museum and the Amma Creative Learning Centre, lets visitors roam a virtual Rossmore Castle.
Wildlife & Nature
The park hosts five fishing lakes, ancient redwoods planted over 150 years ago, and a rich fauna including otters, badgers, foxes and five of Ireland’s seven bat species. Seasonal displays of rhododendron and azalea add bursts of colour in spring and early summer. Birdwatchers can spot kingfishers, woodpeckers and occasional migratory warblers.
Golf
Rossmore Golf Club offers an 18‑hole course set against the backdrop of the forest, providing a further leisure option for visitors.
Practical Information
- Location: Off the R189, south‑west of Monaghan town, County Monaghan.
- Opening Hours: Open year‑round; car park and main facilities operate from dawn to dusk.
- Facilities: Free car parking, disabled‑friendly toilets, picnic tables, trail maps, playground, and a café at the entrance.
- Accessibility: The Nature Trail is wheelchair‑accessible; most other trails are suitable for moderate fitness levels and are dog‑friendly.
- Visitor Numbers: Ranked the second‑most visited Irish forest park during the 2020 lockdowns, with visitor numbers more than doubling that year.
- Nearby Attractions: The mural‑adorned Westenra Hotel, Monaghan County Museum, the restored mausoleum on the Priestfield Walk, and the neighbouring Dartrey Forest – home to the historic Dartrey Estate.
- Contact: Coillte Rossmore Forest Park – phone: +353 47 912 1234; email: info@coillte.ie; website: coillte.ie/rossmore
Enjoy a day of walking, wildlife spotting, artistic discovery and a touch of history at Rossmore Forest Park & Castle.