Mountain · Nephin Beg Range · County Mayo

Nephin

806 m2,644 ft

Easiest route: 2.4 km+676 m · about 1.5 h
Prominence: at least 771 m2,528 ft
Isolation: 199 km
Tonight: 3°CHeavy rain · Wind 33 km/h S

Nephin is an 806 m (2,644 ft) mountain in the Nephin Beg Range, County Mayo, Ireland.

All facts

Elevation: 806 m · 2,644 ft
Nearest higher peak: Mweelrea (814 m)
Range: Nephin Beg Range
Region: County Mayo, Ireland
Coordinates: 54.0129° N, 9.3681° W

Open the 3D view

Route

How to get to the top of Nephin

3 mapped walking routes from where a car can get you, with distance and climb from the terrain model.

Easiest route: from Road end, 2.0 km SE of Nephin

Distance: 2.4 kmone way
Climb: +676 m(2,218 ft up)
Time up: about 1.5 h
Difficulty: Grade not mapped

Nephin elevation profile

Download GPX (free, ODbL)KML

Other routes 2

Road end, 2.5 km NNE of Nephin2.7 km · +730 m · about 2 h
Grade not mappedGPX KML
Road end, 2.3 km N of Nephin3.2 km · +703 m · about 2 h
Grade not mappedGPX KML

Routes © OpenStreetMap contributors, available under the ODbL. Climb from the terrain model. Trails change and maps miss things: check conditions locally.

3D map

Nephin 3D map

Drag to orbit · click, then scroll to zoom (or Ctrl/⌘ + scroll) · One finger scrolls the page · two fingers orbit and zoom · 7 × 7 km

Surface

Vertical scale

Topographic map

Nephin terrain and contours

50 m contours from the Copernicus GLO-30 terrain model. The route drawn is the easiest mapped one. Click two points on the map to draw your own cross-section.Tap two points on the map to draw your own cross-section.

Index contours every 250 mShowing west → east through the summit

West → east through the summit

Hover the profile to read elevation and distance.Tap or drag along the profile to read elevation and distance.

Weather

Nephin weather

Tonight · Heavy rain · 3°C (37°F) · 11.7 mm · Wind 33 km/h S

Nephin forecast for the summit, about 806 m. Summit vs base: the Base line is for about 121 m.

Tonight3°11.7 mm33 km/h SBase 7°
Sat4°9°19.0 mm55 km/h WBase 8 / 13°
Sun3°6°5.0 mm43 km/h NWBase 7 / 10°
Mon3°10°30.0 mm43 km/h SBase 8 / 14°
Tue4°6°6.6 mm37 km/h WBase 8 / 10°
Wed5°9°0.5 mm23 km/h WBase 9 / 13°
Thu4°8°5.9 mm29 km/h SEBase 8 / 12°
Fri-1°7°6.2 mm11 km/h NBase 4 / 11°
Sat0°4°1.1 mm16 km/h NWBase 4 / 8°
Sun-1°4°0.2 mm15 km/h NWBase 3 / 9°

Forecast data: MET Norway, CC BY 4.0; daily low and high, precipitation total and strongest wind from the hourly data, model run Oct 23, 23:19 UTC.

Camping & parking

Camping & parking near Nephin

Campsites, parking, trailheads and mountain huts mapped in OpenStreetMap around Nephin, nearest first, by straight-line distance. Check access, fees and permits locally.

Nearest parking
2.5 km NNE
+2 more within 3.5 km
Directions Map

All mapped places 3

Place	Distance
Parking	2.5 km NNE
Parking	3.5 km ENE
Parking	3.5 km ENE

Slope

How steep is the route to Nephin?

The easiest mapped route, 2.4 km from 121 m to 806 m. Steepest stretch: 35°.

0 km · 121 m2.4 km · 806 m

0–15°1.2 km
15–30°1.2 km

Grades are averaged between profile points about 30 m apart, so short steeper steps don’t show.

Land cover

ESA WorldCover 10 m classification of the same area.

Grassland 87.3%Trees 12.4%

Snow & ice means glaciers and year-round snow (a yearly average), not today’s snow cover.

Where it sits

Where Nephin sits

Ranked in 1

#14 Treks and hikes in Ireland

Nearby

Nearby places

More 1

KnocknasheePeak · 276 m47 km ENE

Downloads

Nephin downloads: topographic map, heightmap, STL 3D model and DEM

Free files made in your browser from this page's terrain data. No sign-up; credit the sources below.

Print & wall

JPGNephin satellite image (JPEG)Sentinel-2 true-colour image of the same area, taken 2026-07-16.

3D printing & 3D apps

GIS & GPS

GPXNephin GPX / KML route downloadIn the route section. Mapped route for GPS apps and Google Earth, under the ODbL.

</>Embed this mapPaste this into your site to show the interactive 3D terrain, with a credit link back here.

<iframe src="https://topolu.com/embed/nephin" width="100%" height="480" style="border:0" loading="lazy" allowfullscreen title="3D terrain of Nephin"></iframe>
<p><a href="https://topolu.com/nephin" rel="nofollow">Topolu</a></p>

Free to use with credit: see the data sources

Accuracy

How accurate is this?

within 10 m This 3D map reads 802 m at the summit; the official height is 806 m.

A 30 m terrain model averages each cell, so a few metres either way is normal.

Source	Summit	Difference
Official height (Wikidata)	806 m	—
Copernicus GLO-30 (used on this page)	802 m	-4 m
Copernicus GLO-90	796 m	-10 m

Data sources

Terrain: Produced using Copernicus WorldDEM-30 © DLR e.V. 2010-2014 and © Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA; all rights reserved. The European Union, ESA, DLR and Airbus incur no liability for any use of this data and do not endorse this service.
Imagery: Contains modified Copernicus Sentinel data 2026 (scene 2026-07-16)
Land cover: © ESA WorldCover project 2021 / Contains modified Copernicus Sentinel data (2021) processed by ESA WorldCover consortium
Facts: Wikidata (CC0)
Wildlife: iNaturalist community observations, counts only
Accuracy comparison, Panorama: Includes Copernicus WorldDEM-90 © DLR e.V. 2010-2014 and © Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA; all rights reserved. The European Union, ESA, DLR and Airbus incur no liability for any use of this data and do not endorse this service.
Forecast: Weather forecast from MET Norway (CC BY 4.0)
Sources: Wikidata · OpenStreetMap · GeoNames · Wikipedia

Nephin

Easiest route: from Road end, 2.0 km SE of Nephin

West → east through the summit

Nearest parking

Data sources