
The Green Park Reading Half Marathon ends where football is normally played: on the halfway line inside Reading FC's stadium. Getting there is a single lap on fully closed roads, out of the Green Park business park, up onto the university plateau and back through a town centre that makes more noise than most. A personal best here is decided by how you ration the early climb.
The gun goes on Longwater Avenue in the middle of the Green Park business park. The first mile stays on the estate, then the course crosses the A33 and heads east through Whitley. From 2.5 km the long climb begins: Hartland Road, Whitley Wood Road and Shinfield Road lift you from barely 36 m to over 80 m, the steepest stretch coming at 3.9 km with 550 m averaging 4.7 per cent.
At the top the route swings through the University of Reading's Whiteknights campus, in on Pepper Lane and out on The Queen's Drive, a rolling plateau between 68 and 82 m. Kendrick Road then drops you into the town centre, where the course runs under The Oracle shopping centre, past the Abbey Arch and the Maiwand Lion and along King's Road, Friar Street and Oxford Road. This is where the crowds are deepest, and where the organiser puts its mile-eight party zone with bands, DJs and samba drummers.
The western section from 13 km asks one more question: Russell Street and Tilehurst Road climb towards Prospect Park, after which the course holds around 60 m along Liebenrood Road, Bath Road and Coley Avenue. From Berkeley Avenue it falls away for good, down Rose Kiln Lane onto the four-lane A33 and into the stadium precinct. Start and finish sit less than a kilometre apart, yet nothing is run twice.
| Start | Length | Ø | Max. | Gain | Cat. |
|---|---|---|---|---|---|
| km 3.9 | 0.6 km | 4.7 % | 6.8 % | +26 m | — |
| km 13.3 | 0.3 km | 3.2 % | 4.1 % | +9 m | — |
Climb categories follow the road-cycling convention and rate the terrain itself (length and gradient) regardless of sport: Cat. 4 marks the easiest rated climbs, Cat. 1 the hardest, and HC (hors catégorie, “beyond categorization”) is reserved for the most brutal ascents. Short climbs below the Cat. 4 threshold stay unrated.
About 57 per cent of the course is flat and there are no steep ramps, yet the race is settled early. The first two kilometres inside Green Park are level and invite a pace that turns expensive from 2.5 km, where the road gains almost 46 m in two and a half kilometres. Run that section on effort and heart rate, not on split times.
What follows is the real test: holding pace across the rolling campus plateau to nine kilometres. The trap sits immediately after it. Kendrick Road drops a good 20 m into the town centre, the crowd noise doubles, and the split suddenly looks like a personal best. The bill arrives on Tilehurst Road at 13 km, the second climb of the day.
From 17 km the course falls to the A33 and stays flat all the way into the stadium, so there is genuine time to be taken there if anything is left. For a March date expect cool, damp air, and wind on the exposed A33 stretch where the terraced streets no longer shelter you.

An age-group runner should plan for anything from 75 minutes to a shade under three hours; the organiser's pacers cover exactly that span, from 1:20 to 3:00. The demand is mostly steady aerobic work, because there is no steep ground at all. It is not monotonous, though: the 135 m of ascent sit in two clearly separated climbs with two long descents, and a rolling plateau in between.
The decisive phases are the climb from 2.5 to 5 km and the plateau that follows it to nine kilometres. Both ask you to run uphill at threshold-endurance effort without tipping over threshold. Train tempo runs on gently rising ground, and structure long runs so the climb comes early and you still have fifteen kilometres of race pace to hold afterwards.
The second emphasis is running downhill under fatigue. Kendrick Road at nine kilometres and the long drop from 17 km each lose around 20 m, and at race pace that loads the quadriceps noticeably. Downhill repetitions at goal pace and a long run with a fast final third prepare for it.
Conditions: a 10:15 start in March means single-figure temperatures and often wet tarmac. It is a 15 to 20 minute walk from the race village at the stadium to the start in Green Park, so you will stand around in the cold for a long time - plan throwaway layers and a warm-up that accounts for the wait. Practise the switch between wide arterial roads and narrow town-centre lanes with kerbs and tight corners, because that is where an even pace is lost.

Download the Green Park Reading Half Marathon course as a GPX file for your watch or bike computer.
Ben connects your goal, the course, current load, recovery, and calendar. Your plan stays pointed at race day even when real life is not perfectly plannable.
Green Park Reading Half Marathon is 21.1 km long. That distance shapes how much aerobic endurance, pace durability, and race-specific work belong in the training plan.
Green Park Reading Half Marathon has around 135 m of elevation gain over 21.1 km. That affects pacing, muscular load, and preparation for late-race sections.
Green Park Reading Half Marathon is classified as Flat, averaging 6.3 vertical metres per kilometre. 57% of the route is flat, 23% climbs moderately (2 to 6%) and 0% is steeper than 6%.
The hardest climb of Green Park Reading Half Marathon starts at kilometre 3.9, runs for 0.6 km at an average of 4.7% and gains 26 metres. 2 climbs are mapped in total.
Yes, Green Park Reading Half Marathon is laid out as a loop: start and finish are in the same place.
Yes. The Green Park Reading Half Marathon course is on this page as a free GPX download — ready to import into Garmin, Wahoo, Komoot, Strava or any other app that reads GPX.
Preparation for Green Park Reading Half Marathon should account for 21.1 km, 135 m of elevation gain, current training load, and available training time. An adaptive plan helps place key sessions without ignoring recovery and real life.
The pacing strategy for Green Park Reading Half Marathon should reflect 21.1 km, 135 m of elevation gain, and your current fitness. Start controlled and keep margin for sections where the profile or fatigue makes target pace harder.
Green Park Reading Half Marathon takes place on March 21, 2027.
Green Park Reading Half Marathon takes place in Reading, United Kingdom.
Green Park Reading Half Marathon offers 2 distances — Half Marathon: 21.1 km; Mini Marathon: 3 km.
Registration runs through the organiser: readinghalfmarathon.com. YOUB shows you the course, elevation profile and training plan for your preparation.