Compiled and fact-checked by Tommo, Verus founder · Last verified August 2026 · Spot an error?
Running · 10Ks
Welwyn 10K 2026
- Race day
- Sunday, 4 October 2026
- Location
- Welwyn Garden City, Hertfordshire, UK
- Distance
- 6.31 mi / 10.2 km
Welwyn 10K: 4 October 2026. Entry, the multi-terrain Gosling Sports Park course, charity, a pace calculator.
Welwyn 10K Race Timeline
24 days to go
This is where the real training happens — building your long run and getting comfortable with 10K race-pace.
Welwyn 10K 2026: quick answers
When is Welwyn 10K 2026?
Welwyn 10K 2026 takes place on Sunday, 4 October 2026, starting at 9:30am.
What time does Welwyn 10K start?
Welwyn 10K starts at 9:30am from Gosling Sports Park, Stanborough Road, Welwyn Garden City.
Where does Welwyn 10K start and finish?
Welwyn 10K starts at Gosling Sports Park, Stanborough Road, Welwyn Garden City and finishes at Gosling Sports Park, Stanborough Road, Welwyn Garden City.
How many miles is Welwyn 10K?
Welwyn 10K is 6.31 miles (10.2km).
How much elevation gain does Welwyn 10K have?
Welwyn 10K has approximately 190ft of total elevation gain. Generally flat and rolling — the organizer's own interactive elevation tool shows a gentle profile across the course (around 190ft of total gain), with no named climbs.
How much does Welwyn 10K cost to enter?
Entry is direct via Active Training World — no ballot. 10K entry was £31-£33 as of Aug 2026; always confirm current pricing on the official site.
How can I track a runner at Welwyn 10K?
No dedicated live-tracking app is advertised for this event — check the official ATW event page for updates closer to race day.
Key Race Metrics & Overview
- Date
- Sunday, 4 October 2026
- Distance
- 6.31 miles / 10.2km
- Location
- Welwyn Garden City, Hertfordshire, UK
- Start Point
- Gosling Sports Park, Stanborough Road, Welwyn Garden City
- Finish Point
- Gosling Sports Park, Stanborough Road, Welwyn Garden City
- Start time
- 9:30am
- Elevation gain
- 190 ft (58m)
- Surface
- Track start/finish, plus multi-terrain sections
- Cut-off time
- Three hours, after which marshals and course signage are no longer guaranteed.
- Age requirement
- Runners must be 16 or over on race day.
- Tracking app
- No dedicated live-tracking app is advertised for this event — check the official ATW event page for updates closer to race day.
Direct Entry Summary
Entry is direct via Active Training World — no ballot. 10K entry was £31-£33 as of Aug 2026; always confirm current pricing on the official site.
Ballot Policy
No ballot — entry is first come, first served via Active Training World.
Welwyn 10K Race Day Weather
A real forecast appears here once one exists for race day — usually about a week to ten days out. Nothing is shown until then, because a made-up forecast is worse than none.
Welwyn 10K Route Map & Elevation Profile
Starting at Gosling Sports Park, Stanborough Road, Welwyn Garden City and finishing at Gosling Sports Park, Stanborough Road, Welwyn Garden City. 190 ft of total elevation gain across 6.31 miles.
Is Welwyn 10K flat?
Generally flat and rolling — the organizer's own interactive elevation tool shows a gentle profile across the course (around 190ft of total gain), with no named climbs.
Welwyn 10K Course Profile
190 ft total elevation gain.
Tap a point on the course for details.
Gosling Sports Park, Stanborough Road, Welwyn Garden City
Start line.
Multi-terrain loop
+190ft (58m) — The 10K branches off from the Half Marathon route here onto its own multi-terrain loop, where most of the course's modest elevation change happens.
Where Welwyn 10K starts and finishes
These are the start and finish points, not the route. Verus doesn't hold course files for this race, and drawing a line between two pins would be a guess you might end up training on. The official course map is the one to use: view it on the organiser's site .
Full Welwyn 10K Route Breakdown
Shares its track start at Gosling Sports Park with the Half Marathon for the first stretch, before branching onto its own multi-terrain loop and returning to the track for the finish.
Welwyn 10K Pace Calculator & Splits
Welwyn 10K Pace Calculator
Enter a target finish time to see your pace and projected splits.
Average pace / mile
38:02
Average pace / km
23:38
Welwyn 10K Pace Chart
Split markers calculated for standard checkpoints — no official pacers are confirmed for this event.
| Target | Pace /mi | Pace /km | 5K | 10K | Finish |
|---|---|---|---|---|---|
| 3:00 | 28:32 | 17:44 | 1:28:38 | 2:57:15 | 3:00:00 |
| 3:15 | 30:54 | 19:12 | 1:36:01 | 3:12:01 | 3:15:00 |
| 3:30 | 33:17 | 20:41 | 1:43:24 | 3:26:48 | 3:30:00 |
| 3:45 | 35:39 | 22:09 | 1:50:47 | 3:41:34 | 3:45:00 |
| 4:00 | 38:02 | 23:38 | 1:58:10 | 3:56:20 | 4:00:00 |
| 4:15 | 40:25 | 25:07 | 2:05:33 | 4:11:07 | 4:15:00 |
| 4:30 | 42:47 | 26:35 | 2:12:56 | 4:25:53 | 4:30:00 |
| 4:45 | 45:10 | 28:04 | 2:20:20 | 4:40:39 | 4:45:00 |
| 5:00 | 47:33 | 29:33 | 2:27:43 | 4:55:25 | 5:00:00 |
| 5:30 | 52:18 | 32:30 | 2:42:29 | 5:24:58 | 5:30:00 |
| 6:00 | 57:03 | 35:27 | 2:57:15 | 5:54:30 | 6:00:00 |
| 6:30 | 1:01:48 | 38:24 | 3:12:01 | 6:24:03 | 6:30:00 |
| 7:00 | 1:06:34 | 41:22 | 3:26:48 | 6:53:36 | 7:00:00 |
Welwyn 10K Finish Time Estimator
Enter a recent 5K, 10K or Half Marathon time to estimate your Welwyn 10K finish time.
Your 5K time
Estimated Welwyn 10K finish
52:59
An estimate only, based on Pete Riegel's race-time prediction formula. Real marathon performance depends on endurance, training specificity, pacing and race-day conditions — not just your speed over a shorter distance.
Training for a different distance? Try the full pace calculator, race time predictor or pace chart.
Got your target time? Save it to your profile.
Tag Welwyn 10K, set your goal pace, and let Verus track your countdown, training and fundraising in one place.
Start Your Verus JourneyWelwyn 10K Race Day Checklist
Tap items to mark off your race-day readiness.
- Race number attached, and any timing chip fitted per your race pack instructions
- Weather-appropriate kit for a multi-terrain course
- Your own gels/fuel, since on-course water/gel station details weren't published at the time of writing
- A plan for reaching Gosling Sports Park — Welwyn Garden City station is around a 15-minute walk away
- A meeting point agreed with family/friends at Gosling Sports Park for after the race
Training Strategy for Welwyn 10K
6-10 weeks is a solid window for a 10K, whether it's your first or you're chasing a PB. Consistency and a weekly speed or threshold session matter more here than sheer mileage.
This course has real climbs — multi-terrain loop around mile 3 — so include some hill-repeat sessions midweek rather than relying only on flat long runs.
Ease off mileage in the final week, keeping a couple of short, sharp race-pace efforts to stay fresh. Arrive at Gosling Sports Park, Stanborough Road, Welwyn Garden City fresh, energized, and primed — not fit, fresh.
Lock in your target pace using the interactive splits calculator below — no official pacers are confirmed for this event, so a pace band on your watch is the more reliable option.
Test your race-day fuel and hydration plan on your long training runs, not for the first time on race day — check the Race Day Checklist below for what's actually on this course.
10K Nutrition & Fueling Plan
A 10K doesn't demand the same carb-loading as a half or full marathon — a normal balanced diet in the days before is fine, with a slightly larger carb portion the night before.
Eat something light and familiar 1-2 hours before the start.
On-course water/gel station details weren't published at the time of writing — most runners won't need fuel for a 10K, but carry water if you prefer to.
Within an hour of crossing the line, carbohydrate and protein together are what actually help you recover.
Welwyn 10K Charity Places 2026
The event's official charity partner is Alzheimer's Research UK, with an optional donation add-on at checkout — there's no separate discounted charity-place scheme with other named charities published for this event.
Lead with your personal story — explain why the charity matters to you. Personal connection generates 3x more support than a generic link broadcast.
Share key training milestones on Instagram (first 10-miler, peak week, race week) with your fundraising link in bio. Publicly thanking donors prompts secondary gifts!
Running Welwyn 10K for charity?
Link your JustGiving page to Verus and show up right here alongside other Welwyn 10K fundraisers — goal, progress and story, all in one place.
Add Your Fundraiser to VerusWhere to Stay for Welwyn 10K
Welwyn Garden City town centre
The most hotel choice, a short journey from Gosling Sports Park and well connected by rail.
Not walking distance to the venue for most hotels.
Near Gosling Sports Park
Closest to the start and finish — realistic to walk on race morning.
A residential area with limited hotel choice.
Travel & Logistics
Welwyn Garden City railway station is around a 15-minute walk from Gosling Sports Park.
Limited paid parking is available at the venue, with additional parking in Welwyn Garden City town centre.
Multi-terrain sections are traffic-free rather than requiring full road closures — check the official site for specifics on any road-based sections.
Spectator & Cheer Guide
Gosling Sports Park itself, right by the start and finish, is the easiest spot to watch from.
Family and friends can also enjoy food and drink from on-site caterers while waiting near the finish.
No dedicated live-tracking app is advertised for this event — check the official ATW event page for updates closer to race day.
Welwyn 10K Frequently Asked Questions
Everything you need to know for race weekend.
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Race details independently compiled and fact-checked by Tommo against the official Welwyn 10K site , last verified August 2026. Always confirm official timings and policies directly prior to race day.