Overview
The Glenshesk River cuts a quiet path through one of County Antrim’s most historic valleys before meeting the Atlantic at Ballycastle Bay. Shaped by glacial activity and centuries of farming, the glen is framed by steep slopes, mixed woodland, and dry-stone walls that trace the landscape’s agricultural past. The river runs shallow and carries a characteristic brown tint near its mouth, lending a natural, unpolished charm to the estuary. A well-kept footpath tracks the water’s edge, making it an accessible route for a morning stroll, wildlife spotting, or a quiet escape from the town centre.
History & Heritage
The valley’s story is written in stone. At the lower end of the glen stand the ruins of Bonamargy Friary, a Franciscan foundation established in 1485 by local chieftain Rory MacQuillan. The site survived until 1584, when English forces under Sir William Stanley set it ablaze during the Tudor campaigns in Ulster. The remaining vaulted arches and cloister walls still convey the scale of 15th-century monastic life. Scattered across the surrounding hills are standing stones and ancient barrows, remnants of the clan conflicts that once defined the area.
Crossing the river further upstream is the Glenshesk Bridge, locally known as the “Big Bridge”. Completed in 1846 by engineer William Bald, the early Victorian stone arch is a standout piece of civil engineering. It remains the only bridge in the Antrim glens to feature carvings on both sides, a detail that hints at the high standards maintained by Charles Lanyon’s architectural practice during the Famine era. The glen also played a practical role during the World Wars, with local farmers keeping the region supplied and two aircraft crash sites on Drumacullin and Cool Brae remaining part of the area’s oral history.
Landscape & Wildlife
The river corridor supports a healthy mix of native woodland and open pasture. Oak, ash, and hazel trees line the upper reaches, while spring brings carpets of bluebells and primroses to the damp banks. Higher up the slopes, heather and gorse colour the landscape in summer. The water itself is a haven for birdlife. Kingfishers are regular visitors to the shallow pools, and the banks are frequently watched by mallards, greylag geese, and herons. On still mornings, otters can sometimes be spotted near the estuary, and the clear upper sections support a population of brown trout that attract local anglers.
Walking the River
The main footpath begins near the mini-park at the river mouth and follows the water upstream through the glen. The route is largely flat and well-maintained, punctuated by several low-level footbridges that provide excellent vantage points for photography.
Key stops along the way include:
- Bonamargy Friary – A short walk from the lower riverbanks, the friary ruins are best visited early in the day when the morning light catches the weathered stonework.
- The “Big Bridge” – Step onto the 1846 stone arch to examine the dual carvings and take in the wider valley view. The bridge remains a working crossing but is safe for pedestrians.
- Estuary & Beach – At the river’s mouth, the path opens onto a sandy beach and promenade. Information boards here explain the local geology and coastal history.
- Historical Markers – Follow the signposted Glenshesk Scenic Route from the T-junction near the friary. The trail passes Breen Wood, St Patrick’s Church with its round tower, and interpretive panels marking the 1940s aircraft crash sites.
Practical Information
Getting there – The most straightforward public transport option is the train from Belfast Lanyon Place to Portrush, with connections available at Coleraine or Ballymena. From Ballymena, Bus 217 runs into Ballycastle, though services pause between 11:30 am and 2:45 pm. Alternatively, the Bus 402 “Tourist Rambler” departs from Coleraine and terminates directly in the town centre.
Parking – Free parking is available along the promenade near the river mouth and at the mini-park car park. Both locations are within a five-minute walk of the main footbridges and beach access.
Admission & Facilities – Access to the river path, friary ruins, and surrounding trails is completely free. The mini-park offers seating, interpretive signage, and a small shelter. Public toilets are located near the beach promenade, and a selection of cafés and takeaways in Ballycastle town centre provide refreshments.
Accessibility – The promenade and the primary footbridge at the river mouth are level and suitable for wheelchairs and pushchairs. Some of the older stone crossings further upstream include steps and uneven surfaces, which may be difficult for visitors with limited mobility.
Best time to visit – The estuary is most active at high tide, when the incoming water funnels through the sandbars and the headlands become clearly visible. The footpath is open year-round, but spring and autumn offer the best conditions for wildlife spotting and photography.
Nearby Attractions
A visit to the Glenshesk River pairs well with other highlights in the area:
- The Ballycastle Heritage Trail links the town’s harbour, market square, and historic buildings through a self-guided walking route.
- The Ballycastle Museum provides deeper context on local fishing traditions, clan history, and coastal life.
- Ferries to Rathlin Island depart from the nearby harbour, offering access to the Cave of the Crystals and extensive seabird colonies.
- Drivers can extend their trip along the Antrim Coast and Glens route, which connects Ballycastle to Ballintoy, Cushendall, and the dramatic cliffs of Portrush.
The river path is easily combined with a harbour-side lunch or a morning ferry crossing, making it a flexible stop for both day-trippers and those exploring the wider peninsula.