MR25 Ultramarathon 2026

2026 MR25 ULTRAMARATHON EVENT INFO & REGISTRATION

MR25’s iconic Ultramarathon is back in 2026! Push your limits from dawn to dusk as you take on the legendary trails of MacRitchie Reservoir in an unforgettable test of endurance and determination!

Sign up here now: https://forms.gle/tWKWuJox8WZtHz9d9

EVENT CATEGORIES & REGISTRATION FEES
Registration (last day on 30 November 2026):
(a) Men’s Closed (MR25 members) – $40
(b) Women’s Closed (MR25 members) – $40
(c) Men’s Open (non-members) – $70
(d) Women’s Open (non-members) – $70 

Payment mode (please print screen and attach in the registration form): 
– PayNow to MR25 UEN: S76SS0057HUOB
– Bank Transfer to UOB: 3533109673

PARTICIPANT ENTITLEMENTS^:

Finisher T-shirt and souvenir upon completing 5 loops in a single day (7am to 7pm) during Qualifying Round from 1 August 2026 to 30 November 2026

(^Collection Date/Time/Venue: 6 December 2026 and 27 December 2026. Venue and time will be notified via email. One representative can collect on behalf of a few runners. Bring screenshot of confirmation email)

RACE RULES & REGULATIONS
(I) QUALIFYING ROUND (1 August 2026 to 30 November 2026 – Virtual):

Complete most number of 10.5km loops (anti-clockwise) at MacRitchie from 1 August 2026 to 30 November 2026 from 7am to 7pm along a designated race route* at MacRitchie Reservoir. 

*One complete 10.5km loop at MacRitchie: starts anti-clockwise from the Amenities Centre (i.e. GINK-GO Café) >  via Northern Trail > via road up to Ranger Station > via Jelutong Tower > via Golf Course > via Lornie Trail > end at where you started. 

(Note: for your safety as well as the safety of other visitors, please refrain from running while on the boardwalk) 

Results are based on the best attempt during the period in a single day and will be ranked according to the following criteria, in the order of priority:

  1. Number of 10.5 km loops completed (more loops will rank higher)
  2. Attempt date (earlier date attempts will rank higher) 
  3. Time taken (faster elapsed time will rank higher) – i.e., start time of first run to end time of last run
  • Race is self-supported.
  • Unlimited attempts on any day during the qualifying race period between 1 August 2026 to 30 November 2026.
  • Start of first run must only start at/after 7am and the final loop run must be completed before 7pm.
  • Complete 5 or more loops to achieve FINISHER status.
  • Submit your Strava* results 11.59pm on the day of your attempt at: https://forms.gle/suezTCtRrpywSo4V8
  • Leaderboard will be updated weekly from 1 August to 30 November 2026 and published by 11.59pm on the following Wednesday. 
  • The top 6 participants from each category will advance to the Finals. All finalists will be notified by email by 4 December 2026. 

(II) FINALS (27 December 2026, Sunday):

  • Race timing: 7am to 7pm.
  • Participants are to complete most number of loops along a designated race route in the quickest time.
  • To be considered a ‘Finisher’ in the finals, participants must complete at least 5 loops.  

The finalists will be joined by a selected group of invited participants/guests, making up a total of no more than 30 finalists. In the event of insufficient qualifiers in any category, the Organizing Committee reserves the right to select from among the eligible participants. 

FINALISTS PRIZES (for all categories):

1st position: Trophy + Cash S$120

2nd position: Medal + Cash S$100

3rd position: Medal + Cash S$80

Other attractive prizes

The Organizing Committee reserves the right to judge and make final decisions on any aspects of the rules not explicitly outlined in the event information and registration form.  

For queries, contact us at: jaycechua@yahoo.com.sg

MR25 50th Anniversary Celebrations – Final Standings for Progressive Run Challenge

Following the sixth and final race of the Progressive Run Challenge on 5 July, the MR25 50th Anniversary Progressive Run Challenge has come to a successful conclusion.

Congratulations to Seah Chuan Heng, winner of the final 25 km Progressive Run in an impressive time of 1:53:19.

Congratulations also to Sabrina Kek, the only participant to complete all six races within the Challenge cut-off time, earning the Finisher Award.

Based on each participant’s best four performances across the six races, the final Winners’ Leaderboard is as follows:

Congratulations to all participants for their commitment, efforts and achievements throughout the Challenge.

Special congratulations to the Top 10 athletes on the Winners’ Leaderboard and to Sabrina Kek for earning the Finisher Award. These participants will receive commemorative prizes in recognition of their achievements.

Thank you to everyone who participated and contributed to the success of the MR25 50th Anniversary Progressive Run Challenge. Over the past year, members have embraced the spirit of the Challenge by pushing their limits across six progressively longer runs, supporting one another, and celebrating personal achievement regardless of pace or placing.

We look forward to seeing even more inspiring performances and enthusiastic participation in future Progressive Runs.

MR25 50th Anniversary Celebrations – Final Standings for 5km Time Trial Challenge

Following the June Time Trial, the MR25 50th Anniversary 5km Time Trial Challenge has come to a successful conclusion.

Over six Time Trials conducted between August 2025 and June 2026, 35 members recorded at least one performance and earned a place on the final leaderboard. Rankings are based on each participant’s best Age Performance Index (API) achieved during the Challenge period.

Tony Seakins led the leaderboard from start to finish and emerged as the overall Challenge Champion. His outstanding API score of 76.72%, recorded at the October 2025 Time Trial, remained unmatched throughout the competition and secured him the top position in the final standings.

Special recognition goes to Wong Kin Leong, who was the only participant to complete all six Time Trials while meeting the Challenge requirements. His consistency, commitment, and perseverance earned him the Challenge Finisher Award.

Here are the final standings:

Thank you to all our sponsors for your generous support!