Glendalough Lap of the Gap

Ireland’s toughest and highest road marathon — a challenge carved into the Wicklow Mountains.

Run from the historic valley of Glendalough into the wild beauty of the Wicklow Mountains National Park. 🌲⛰️ Climb past the roaring Glenmacnass Waterfall, cross the iconic Sally Gap, and descend towards the dark, dramatic Lough Tay (Guinness Lake). This is a route built for runners who want an experience, not just a finish time.

🌄 What Makes It Special

  • Stunning mountain roads with panoramic views

  • A tough, rewarding course you’ll never forget

  • Friendly, community-driven atmosphere

  • A Glendalough AC event supporting local sport

🏃 Choose Your Challenge

Marathon — A full mountain loop through Wicklow’s most dramatic landscapes. Half-Marathon — A big climb, a fast descent, and unforgettable scenery.

✨ More Than a Race

From seamless logistics to warm local support, Lap of the Gap delivers a race day that feels personal, scenic, and truly memorable. Perfect for runners seeking something epic, authentic, and beautifully Irish.

Entry Options

Marathon
Half Marathon

Refunds, Transfers, Substitutions

Refunds

  • You may Refund yourself the entry cost less 100% until 3 days after you purchase.
  • Click here for more info on Refunds.

Ticket Transfers

Ticket Substitutions


Instalment Plan

  • You may pay in equal instalments up to a either a maximum set by the organizer or monthly up to one month before the event, whichever is less.
  • There is an additional fee of 1% + €0.50 for each instalment.
  • You are responsible for ensuring payments are made, missing payments may mean removal from the event and loss of any monies paid to date.
  • For more information on instalment plans see here.

You can manage your entries from the My Entries page.