
About the event
On June 14, 2025, join the 42 km Mud Masters, a marathon obstacle course that requires courage, strength, and resilience. Hosted by Mud Masters, the course is packed with challenging obstacles, testing participants' grit across 42 km of mud and terrain. This race is ideal for ultra-endurance enthusiasts looking for an unparalleled challenge. Conquer each grueling obstacle and reach the finish line with an unmatched sense of achievement.
Date:
Sat
Jun 14
2025
Location:
Distance:
Elevation profile:
Flat
Website:
LinkElevation gain:
Number of participants:
Find the best training plan for your goals and the distance you’re planning to run:
Stories from Runnas
For the dedicated athlete, the 42 km Mud Masters on June 14, 2025, offers a marathon-length obstacle course in Haarlemmermeer. Organized by Mud Masters, this race is designed to push competitors to their absolute limits.
If you are an official race organiser with any questions about this page, please get in touch: races@runna.com
Other races you might like
Our partners














$19.99
$119.99
$19.99
$129.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
AUD$29.99
AUD$179.99
19.99 €
119.99 €
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
19.99 €
119.99 €
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
19.99 €
119.99 €
$19.99
$119.99
99.90 R$
599.90 R$
$19.99
$119.99
$19.99
$119.99
39.99 BGN
249.99 BGN
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
CAD$27.99
CAD$162.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$17,990
$99,990
¥128
¥798
$99,900
$599,900
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
19.99 €
119.99 €
19.99 €
119.99 €
Kč 499.00
Kč 2,990.00
$19.99
$119.99
kr 149.00
kr 999
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
E£599.99
E£3499.99
$19.99
$119.99
19.99
119.99 €
$19.99
$119.99
$19.99
$119.99
19.99 €
119.99 €
19.99 €
119.99 €
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
19.99 €
119.99 €
$19.99
$129.99
19.99 €
119.99 €
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$148.00
$888.00
Ft 7,990.00
Ft 49990
$19.99
$129.99
1,999.00 ₹
9,900.00 ₹
Rp 299,000.00
Rp 1,999,000
$19.99
$119.99
19.99 €
119.99 €
59.90 ₪
399.90 ₪
19.99 €
119.99 €
$19.99
$119.99
¥2,500
¥15,000
$19.99
$119.99
₸9,990
₸59,990
$19.99
$129.99
25,000 ₩
149,000 ₩
19.99 €
119.99 €
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
19.99 €
119.99 €
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
19.99 €
119.99 €
19.99 €
119.99 €
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
RM 79.90
RM 499.90
$19.99
$119.99
$19.99
$119.99
19.99 €
119.99 €
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$399
$2,299
$19.99
$119.99
$19.99
$129.99
$19.99
$119.99
19.99 €
119.99 €
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
19.99 €
119.99 €
$29.99
$199.99
$19.99
$119.99
$19.99
$119.99
₦9,900.00
₦49,900
$19.99
$119.99
kr 229.00
kr 1490
$19.99
$119.99
Rs 4,900
Rs 29,900
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
69.90 PEN
399.90 PEN
999.00 ₱
5,990.00 ₱
zł 99.99
zł 599.99
19.99 €
119.99 €
69.99 QAR
399.99 QAR
lei 99.99
lei 599.99
₽1,490.00
₽9,990
$19.99
$119.99
79.99 SAR
499.99 SAR
$19.99
$119.99
19.99 €
119.99 €
$19.99
$119.99
$19.99
$119.99
$24.98
$149.98
19.99 €
119.99 €
19.99 €
119.99 €
$19.99
$119.99
R 399.99
R 2,299.99
19.99 €
119.99 €
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
kr 229.00
kr 1,329.00
18.00 CHF
100.00 CHF
$19.99
$119.99
$590.00
$3,990
$19.99
129.99
39,900.00 TZS
249,900.00 TZS
699.00 THB
3990.00 THB
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
₺399.99
₺2,499.99
$19.99
$119.99
$19.99
$119.99
69.99 AED
399.99 AED
15.99 £
99.99 £
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99
499,000 ₫
2,999,000 ₫
$19.99
$119.99
$19.99
$119.99
$19.99
$119.99