Satellite map of Mamore Gap

County Donegal · Ireland

Mamore Gap

L1191Mamore Gap to Urris

Distance4.2 mi6.8 km
Drive time10 minon the road
DifficultyDemandingtightness 8 of 10
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A steep hairpin notch through the Urris Hills on Donegal’s Inishowen peninsula.

Mamore Gap is the dramatic high point of the Inishowen 100 on the Wild Atlantic Way, a steep narrow notch cut through the Urris Hills at around 250 m with a tight cluster of hairpins on the descent toward the coast. It is a short, properly challenging climb, more about commitment than flow, with a holy well and shrine at the top and big views over Lough Swilly. The 'magic road' gravity illusion sits nearby. Mind very steep gradients on loose single-track, blind hairpins with no barriers, and sheep on the open gap.

Scenery

MountainCoastMoorland

Best seasons

SpringSummerAutumn

In these collections

In these guides

Where it runs4.2 mi · point to point

Mamore GapStart · County Donegal
UrrisEnd · County Donegal

Character

Corners10bends
Tightness8of 10
Max gradient20%≈ 1-in-5
Hairpins2tight bends
Descent265 mtotal descent
Summit259.8 mhighest point of the line · 852 ft

Steeper than 9 in 10 roads here in the catalogue.

Corners

busiest around mile 2
1.02.13.1 mi

Elevation

under 4%4–8%over 8%13.5 – 259.8 m
summit · 259.8 m 50100150200250 m 0.02.14.2 mi

From the road

Points of interest2 stops

  • Gap of Mamore ViewpointViewpoint
    1.6 mi in
  • Mamore HillViewpoint
    1.0 mi in

Hazards

  • Steep loose single-track
  • Blind barrier-less hairpins
  • Sheep on the gap

Sources

Verified route: mapped from real road geometry and fact-checked by a human editor. How roads get checked

Driving the Mamore Gap: quick answers

How long does it take to drive the Mamore Gap?
Mamore Gap runs 4.2 miles (6.8 km) and takes about 10 min to drive without stops.
How difficult is the Mamore Gap to drive?
We rate it demanding: 10 corners including 2 hairpins, a maximum gradient of 20%, and a tightness of 8 out of 10.
When is the best time to drive the Mamore Gap?
Spring and Summer and Autumn are best.

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