The best road cycling routes around Carlow/Mayo

Road cycling in Carlow and Mayo offers a diverse range of terrain. Carlow features serene river valleys, such as the largely traffic-free Barrow Way, and rolling hills, including challenging ascents in the Blackstairs Mountains like Mount Leinster. Mayo, on the other hand, provides dramatic coastal routes along the Wild Atlantic Way, mountainous sections, and multi-award-winning traffic-free trails like the Great Western Greenway. You'll find everything from gentle, flat paths to demanding climbs.

While the listed routes include moderate and difficult options, both Carlow and Mayo offer gentler paths. In Carlow, the River Barrow towpath, part of the Barrow Way, provides a largely traffic-free and flat route ideal for leisurely rides. Mayo boasts the Great Western Greenway, a multi-award-winning, traffic-free trail from Westport to Achill Island, suitable for all abilities. For a moderate road cycling experience, consider the Pershick Lake – Lève Lake loop from Madawaska River, which covers 37.6 km with scenic landscapes.

For experienced cyclists seeking a challenge, Carlow's Mount Leinster, part of the Blackstairs Mountains, offers demanding ascents with panoramic views. The Sleaty Hill Pass also features winding roads and exhilarating descents. In Mayo, the dramatic coastal and mountainous terrain provides numerous opportunities for challenging rides, particularly on Achill Island's Atlantic Drive. A difficult route to consider is the Halfway Lake – Pershick Lake loop from Our Lady Seat of Wisdom Academy, which spans 90.8 km with significant elevation gain.

Both regions are rich in natural beauty. In Carlow, you can enjoy tranquil riverside views along the River Barrow, and panoramic vistas from Mount Leinster across up to eight Irish counties on a clear day. Mayo offers breathtaking scenery along Clew Bay, the dramatic sea cliffs of Croaghaun on Achill Island, the raw beauty of Doolough Valley, and the spectacular Downpatrick Head with its sea stack Dún Briste. Wild Nephin National Park also provides diverse landscapes.

Yes, for those looking for longer rides, the region offers several options. The Barrow Way towpath in Carlow stretches for 113 km, providing a significant long-distance, largely flat route. In Mayo, the Great Western Greenway is a 42-45 km traffic-free trail. For a challenging road cycling route, the Halfway Lake – Pershick Lake loop from Our Lady Seat of Wisdom Academy covers 90.8 km. Another substantial option is the Lavallee Hill – Roddens Hill loop from Madawaska River, which is 79.1 km long.

Carlow and Mayo are steeped in history. In Carlow, you can visit the ruins of the 13th-century Carlow Castle, the ancient Brownshill Dolmen (one of Europe's largest megalithic tombs), and the 7th-century St. Mullins Monastic Site. Mayo offers Westport House & Gardens, the historic Moyne Abbey and Ballintubber Abbey, and the unique archaeological site of Céide Fields. Many routes pass close to or offer easy access to these significant sites.

Yes, there are several excellent loop trails for road cycling. In Carlow, the Barrow Way offers various loop options, such as the Carlow to Athy Loop and the Bagenalstown to St Mullins Loop. For specific road cycling loops, consider the Roddens Hill – Lavallee Hill loop from Madawaska River (57.3 km) or the Pershick Lake – Lève Lake loop from Madawaska River (37.6 km). The Lavallee Hill – Roddens Hill loop from Madawaska River (79.1 km) is another popular choice.

The best time for road cycling in Carlow and Mayo is generally from spring through autumn (April to October) when the weather is milder and daylight hours are longer. Summer months offer the warmest temperatures and most stable conditions, ideal for exploring coastal routes and mountain passes. However, the varied landscapes mean that even in shoulder seasons, you can find pleasant cycling days, especially along sheltered river paths.

Absolutely. Both Carlow and Mayo cater to families. The River Barrow towpath in Carlow provides a largely traffic-free, flat route perfect for leisurely family rides. In Mayo, the multi-award-winning Great Western Greenway is entirely traffic-free and suitable for all abilities, making it an excellent choice for families. Many local bike hire companies also offer shuttle services, adding flexibility for family outings.

There are at least 4 road cycling routes detailed in this guide for Carlow and Mayo, ranging from moderate to difficult. These routes offer diverse experiences across the region's varied terrain, from river valleys to coastal paths and rolling hills.

The region is appreciated by the komoot community for its diverse terrain, offering everything from serene river valleys to dramatic coastal and mountainous landscapes. Cyclists often praise the variety of routes, which cater to different ability levels, and the opportunity to explore both challenging ascents and gentler paths along scenic waterways. Over 14 road cyclists have used komoot to explore Carlow/Mayo's varied terrain, highlighting its appeal.