HSV Sprint Triathlon (Hatfield)
Hatfield, United Kingdom · May · Independent (ATW Events with Tri-Force Triathlon Club)
Course: 0.4 km (0.2 mi) swim, 20 km (12.4 mi) bike, 5 km (3.1 mi) run. 400 m (437 yd) pool, 20 km (12.4 mi) bike, 5 km (3.1 mi) run.
Why people love it
- Seeded 400 m (437 yd) pool swim in an 8-lane pool, no mass start
- Flat 20 km (12.4 mi) bike and flat 5 km (3.1 mi) run suit a first sprint
- Marshals reported everywhere; 83% of reviews call it ideal for beginners
- One venue with paid parking and a station nearby
Watch out for
- Bike roads are open; a reviewer met cars and some congestion
- Early start time noted by a 2024 reviewer
- Little spectator atmosphere on the course
- No 2027 date yet; the 2026 date was moved to 10 May
Race
How racers feel about it, how well it is run, and how it treats a first timer. Counts for 30% of the overall score.
Toughness: Moderate
- Racer satisfactionLoved4.2
Racecheck shows 25 reviews averaging 4.68 of 5, friendly and well run. Complaints are an early start, cars on the bike and weak swag. · Medium confidence
- OrganizationWell run4.4
Marshals everywhere and good facilities. Reviewers mention some congestion and cars on the bike course. · Medium confidence
- First timer friendlyIdeal first race4.7
400 m (437 yd) pool, flat 20 km (12.4 mi) bike and 5 km (3.1 mi) run. 83% of reviews call it ideal for beginners. · Medium confidence
Course traits, not part of the score
- PR potentialFast4.0
Seeded pool start, a pretty flat 20 km (12.4 mi) bike and flat 5 km (3.1 mi) run. Some cars on the bike. · Low confidence
Swim
Wetsuit odds, water temperature, calm, and the experience of the start. Counts for 16% of the overall score.
- Wetsuit legalRarelyn/a
Pool swim, so wetsuit and water-condition ratings do not apply. · High confidence
- Water temperatureComfortable4.3
Heated 25 m (27 yd) pool, temperature not published; Racecheck water quality 5.0/5 from 12 ratings. · Low confidence
- Calm waterRoughn/a
Pool swim, so wetsuit and water-condition ratings do not apply. · High confidence
- Swim easeVery easy4.7
Eight-lane 25 m (27 yd) pool, swimmers start singly or in pairs at 15 or 30 second gaps, fastest first. · Medium confidence
- Swim experienceGreat3.9
Clean modern pool and orderly start; no scenery. · Low confidence
- Swim supportAbundant4.6
Pool swim with spaced, seeded starts and no open-water risk. Wetsuit hire is advertised. · Medium confidence
Bike
Road surface, closures, scenery and wind. Counts for 18% of the overall score.
- Road surfaceGood3.9
A 2024 reviewer says surface is generally very good, better than Buckinghamshire. · Low confidence
- Road closuresMostly open2.4
Roads are open: a 2024 reviewer reports some cars on course and congestion at points. · Medium confidence
- Bike sceneryBeautiful3.8
Reviewers call the bike lovely, though no one describes specific scenery. · Low confidence
- WindSome wind3.4
Wind not mentioned; open Hertfordshire farmland. · Low confidence
Course traits, not part of the score
- Bike speedFast4.1
One lap of a 20 km (12.4 mi) course described as pretty flat; non-draft. · Low confidence
- Bike flatnessMostly flat4.4
The organiser and 64% of reviews call it flat. Gain is not published, so it is judged flat for 20 km (12.4 mi). · Low confidence
- Bike simplicityMostly simple3.6
Single-lap flat course; no technical complaints. · Low confidence
Run
Crowds, aid stations, conditions underfoot and scenery. Counts for 13% of the overall score.
- Crowd supportDecent2.8
Small club-run event; marshals praised but no crowd comments. · Low confidence
- Aid stationsGood3.5
Racecheck aid stations 4.42/5, among the lowest scores; sprint distance. · Medium confidence
- Run sceneryBeautiful3.7
Reviewers call the run lovely. It is a flat parkrun-style loop. · Low confidence
- Run conditionsEasy4.3
Mostly off-road on hard track in good weather per a 2024 reviewer. · Medium confidence
Course traits, not part of the score
- Run flatnessFlat4.7
Former Ellenbrook Fields parkrun course, flat per organiser and 96% of reviews. · Medium confidence
Conditions
Air temperature, how predictable the weather is, setting, and spectating. Counts for 13% of the overall score.
- Air temperaturePleasant3.6
Mid-May Hertfordshire, typically 8-18 °C (46-64 °F), heatwave in 2024 (climate estimate). · Low confidence
- Weather reliabilityVariable3.4
Good weather reported in 2024 and 2025; May is changeable. · Low confidence
- Venue beautyPleasant3.1
Reviewers praise the bike and run, but the venue is a pool and leisure centre. · Low confidence
- Spectator friendlySome viewpoints3.2
Family can watch pool and finish; bike loop is remote. · Low confidence
Course traits, not part of the score
- Low altitudeSea level4.8
Hatfield is about 80 m (260 ft) above sea level. · Medium confidence
Stay and travel
Hotels, walkability, getting there, and the town around the race. Counts for 10% of the overall score.
- Hotel availabilityGood4.0
Hatfield and St Albans have plenty of chain hotels; day-trip race. · Low confidence
- Hotel valueGood3.6
No price data found. · Low confidence
- WalkabilityWalkable4.1
Pool, transition and finish at Hertfordshire Sports Village; paid parking on site. · Medium confidence
- Travel easeEasy4.2
Hatfield station is on the East Coast line, about 20 minutes from London King's Cross; Luton airport about 20 km (12 mi) (estimate). · Medium confidence
- LogisticsSimple4.2
One venue; Racecheck facilities 4.85/5. Early start was noted by one reviewer. · Medium confidence
- Town and foodFine3.0
Business-park campus; limited food nearby. · Low confidence
Key facts
- Location
- Hatfield, Hertfordshire, United Kingdom
- Typical month
- May
- Latest or next date
- 10 May 2026
- Organiser
- Independent (ATW Events with Tri-Force Triathlon Club)
- Distances (non-standard)
- 0.4 km (0.2 mi) swim, 20 km (12.4 mi) bike, 5 km (3.1 mi) run
- Swim venue
- Hertfordshire Sports Village 8-lane 25 m pool (pool)
- Wetsuit
- Not applicable (pool)
- Swim start
- seeded time-trial: singly or in pairs at 30 or 15 second intervals, fastest first
- Bike laps
- 1
- Run shade
- parkland
- Air temperature
- 8–18 °C (46–64 °F)
- Humidity
- moderate
- Altitude
- 80 m (260 ft)
- Nearest airport
- London Luton (LTN), 20 km (12 mi) away
- Where to stay
- Hatfield, St Albans
- Booking
- Hatfield station on the main line to London. Distance is a rough road estimate.
What racers and reviewers say
- Racecheck (25 verified reviews)Raced 2025 · aggregator · Positive
Racecheck shows 4.68/5 from 25 reviews (2024 and 2025 visible). Reviewers agree on a friendly, well-run, beginner-friendly event with marshals everywhere, a lovely bike and run, great facilities and a good medal. Gripes are small: early start, some congestion and cars on the bike, and weaker swag and aid scores. Two reviewers did their first triathlon here or returned after seven years.
“Marshalls were everywhere.”
Raced HSV Sprint Triathlon (Hatfield)? Your notes on the course, conditions and logistics help the next athlete decide.
Sources
Pages we used for facts and ratings. See how we rate.
Training for HSV Sprint Triathlon (Hatfield)? Moku Coach builds your plan around race day.