-->
www.sientries.co.uk

ACP 100k, NIURA 50k, 100k & Relay

calendar_today 21 Mar, 2027

directions_run Running

ACP 100k, NIURA 50k, 100k & Relay

About the Event

March 21, 2027 marks the highly anticipated return of the Victoria Park Ultra Challenge, hosted by the Northern Ireland & Ulster Ultra Running Association. This prestigious event draws top ultrarunners from across the UK and Ireland to compete on a flat and fast course in East Belfast.
The race features three distinct categories:
- A 100k Individual Race starting at 7am with a cut-off time of 7pm.
- A 50k Individual Race beginning at 10am, also concluding by 7pm.
- A 100k Relay (Teams of Five) kicking off at 7:30 am and sharing the same finish line deadline.
Victoria Park is celebrated for its spectator-friendly layout that allows friends and family to cheer on runners throughout the day. The flat terrain offers a perfect setting for athletes aiming to achieve personal bests, while newcomers can enjoy the supportive atmosphere as they take on their first ultra distance.
The 100k event includes a generous 12-hour window, ensuring an inclusive experience that accommodates various levels of endurance and pacing strategies. Runners will have the chance to race alongside national teams and some of the strongest ultrarunners in the region, fostering a championship-level competition spirit.
This unique gathering spotlights Northern Ireland’s rich tradition of long-distance running and promises to be one of the area's premier endurance events for 2027. Whether you're chasing accolades or simply looking to push your limits, this event offers an unparalleled opportunity to experience the thrill of ultra racing in a vibrant community setting.
Registration is now open – secure your spot today and join the ranks of Northern Ireland’s finest ultrarunners at Victoria Park!

Races Offered

Other

Mar 21, 2027

straighten

Distance — Other

terrain

Type — Running

timer

171 days remaining

Weather History

These values represent the 3-year monthly averages for March in Belfast.

thermostat Temperature
3.9° / 9.9°
wb_sunny Feels like
-0.3° / 5.8°
light_mode Avg sunshine hours
6h 17m
water_drop Avg rainfall
2.9 mm
ac_unit Avg snowfall
0.1 cm
air Avg wind speed
15.2 km/h (Gentle breeze)
opacity Sweat loss rate
Low
terrain Course conditions
Firm and slightly soft
sunny Max UV Index
Low (2.8)
humidity_mid Humidity
82.5%
wb_twilight Sunrise
07:34
nightlight Sunset
19:28

Hotels & Places to Stay

Things to Do Nearby

Tours and activities near Belfast, powered by Viator.

Loading nearby tours and activities…

Runner Reviews

Read what other athletes have to say about their experience at the ACP 100k, NIURA 50k, 100k & Relay.

No reviews yet

Be the first to share your experience with the community!

Suggest an edit

Spotted an error or missing detail about the ACP 100k, NIURA 50k, 100k & Relay? Help us improve.

Nearby Races

Explore other exciting events happening in this same region.

BELFAST BAY RUN 10K

BELFAST BAY RUN 10K

location_on Belfast, Scotland, GB

calendar_today Oct 04, 2026

NI Rave Run

NI Rave Run

location_on Belfast, Northern Ireland, GB

calendar_today Oct 05, 2026

Centra Run Together 5k & 10k, Ormeau Park Sunday 18 October 2026

Centra Run Together 5k & 10k, Ormeau Park Sunday …

location_on Belfast, Northern Ireland, GB

calendar_today Oct 18, 2026

Comber Cup 2026

Comber Cup 2026

location_on Dundonald, Northern Ireland, GB

calendar_today Oct 11, 2026

Recommended for You

Hand-picked events we think you’ll love.

PUB RUNS

Oct 01, 2026

PUB RUNS

Pub Run Series Want to be in a BBR mood all month long, then the Pub Run series is for you!! Your PUB RUN registration …

Read more
Dallas 99's Virtual 5K

Oct 01, 2026

Dallas 99's Virtual 5K

Join us for the Dallas 99s Virtual 5K and help fund aviation dreams! This event supports the Dallas Chapter of The Nine…

Read more
Jingle Run 2026 - 5K Run and Walk

Oct 01, 2026

Jingle Run 2026 - 5K Run and Walk

Whether you are a competitive runner, participating in your first 5K, or simply out to walk or run with your friends an…

Read more
59 Miles for Papo

Oct 01, 2026

59 Miles for Papo

Every October, we walk, hike, bike or run miles in memory of Papo. This years goal is to complete 59 miles!!! However y…

Read more

Get race deals & updates

Subscribe to our newsletter for curated race picks and discounts.