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About RaceIndexOur methodologyData coverageCyclingTriathlon
  • Half Marathon
  • 21.6 km
  • Little Haven
  • Event weekend starts
  • Past event

Endurancelife Pembrokeshire Half Marathon

This race edition

Race date
Date not confirmed for this distance
Race timezone
Timezone not confirmed
Edition status
Status not confirmed

Entry options

2026 edition

Entry options are not yet confirmed for this edition. Check the organiser before making plans.

Modelled energy-cost change 6.0% versus flat · net elevation -11 m

View verified GPS mapOfficial event website ↗
Plan my trainingPlan my paceData current as of

Decision summary

Endurancelife Pembrokeshire Half Marathon at a glance

Route ascent
570 m

Lower than 9% of comparable mapped races

Typical conditions
84/100

Historical race-date favourability, not a forecast

Evidence depth
29 verified facts

Stored GPS route

Quick answers

What runners ask first

Endurancelife Pembrokeshire Half Marathon route map

raceindex.org has a GPS course file for Endurancelife Pembrokeshire Half Marathon, so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.

How hilly is the Endurancelife Pembrokeshire Half Marathon?

The Endurancelife Pembrokeshire Half Marathon route has 570 m of ascent, 581 m of descent and an estimated 6.0% grade-adjusted pace penalty versus a flat route.

Where does the Endurancelife Pembrokeshire Half Marathon route go?

The Endurancelife Pembrokeshire Half Marathon route starts at Little Haven, Pembrokeshire. Underfoot, expect grass, trail, beach and coast path. It passes Pembrokeshire Coast National Park, Little Haven, rugged sea cliffs, quiet coves and sandy bays. Part of the Endurancelife 2025-26 Coastal Trail Series Season Leaderboard.

What should runners know on race day for the Endurancelife Pembrokeshire Half Marathon?

Afterparty recommended at The Castle pub, Little Haven. Electronic timing with splits, fully marked course, on-site amenities and an afterparty.

Race character

Scenery

  • Coastal
  • Parkland
  • Desert
  • Island
  • Countryside

Atmosphere

  • Wilderness
  • Scenic Tour
  • Community

Terrain

  • Trail
  • Beach
  • Road
Source-stated ascent
481 m

The stored route produces 570 m of ascent, while a source states 481 m. GPS sampling and elevation models can produce different totals, so both are labelled rather than combined.

Entry, logistics and records

Records and field

Men's course record
1:37:30
Women's course record
1:46:40

Entry requirements

Entry status
Past event: The listed edition date has passed.
Cut-off
Mass-start times: Ultra and Marathon 08:50, 10K 09:30, Half Marathon 10:50; no published cutoff times.
Sold out
Yes

Race day logistics

Medal
Finishers medal awarded to all finishers.
On-course music
Afterparty recommended at The Castle pub, Little Haven.

Access and course status

Start
Little Haven, Pembrokeshire

Course facts

Surface
Grass, trail, beach and coast path
Landmarks
Pembrokeshire Coast National Park, Little Haven, rugged sea cliffs, quiet coves, sandy bays, coastal villages
Notable features
  • Part of the Endurancelife 2025-26 Coastal Trail Series Season Leaderboard
  • electronic timing with splits, fully marked course, on-site amenities and an afterparty
  • Challenging, undulating coastal terrain rated Moderate, with spectacular sea views
  • distances are longer than their road equivalents (the marathon is 27.3 miles and the ultra 34.7 miles)

How hilly is the Endurancelife Pembrokeshire Half Marathon?

17%22%25%18%18%
  • Steep descent 17%
  • Descent 22%
  • Flat 25%
  • Climb 18%
  • Steep climb 18%
Total ascent
570 m
Net elevation
−11 m
GAP factor
6.0%
Longest climb
280 m at 10.3%
Gradient mix and ascent are derived from the course geometry under our published normalisation, not taken from organiser marketing.

What are typical race-day conditions?

  • 10°CTypical temperature
  • 22 kphTypical wind
  • 2 mmTypical rainfall
  • 84Favourability /100
Typical conditions for the race date and locality, within the endurance-optimal window. These are climatological norms, not a forecast, and are shared across every distance at this event.

More race details

Is the Endurancelife Pembrokeshire Half Marathon flat?

Its normalised GAP factor is 6.0% slower than a flat course, with about 570 m of total ascent.

How we calculated this

Published facts and derived model outputs on this page are tied to stored sources or a published, version-locked methodology. We show the provenance so runners, coaches and organisers can check it. Data on this page is current as of .

Derived numbers use scoring-methodology-v1.0.

Sources used on this page (3)

Read the full methodology →