The OPSF5050 takes place in Poland, Indiana on March 20th, featuring a variety of distances for runners to choose from within the scenic Owen-Putnam State Forest. This event is organized by the non-profit Indiana Trail Running Association (ITRA) and offers an opportunity to explore lesser-known trails just one hour away from Indianapolis. The race starts early in the morning with the 50-mile distance kicking off at 7:00 a.m., followed by the 14-mile run starting at 9:30 a.m., and the 10K trail race beginning at 10:00 a.m. On race day, participants can expect to find themselves in Poland's Owen-Putnam State Forest. The morning atmosphere is defined by early spring conditions with temperatures that could range from chilly to mild depending on local weather patterns. Runners should prepare for the possibility of firm and slightly soft trail conditions as they traverse through the forest along single-track trails, horse paths, and fire roads. Weather in March often presents variable conditions; runners are advised to monitor forecasts closely. The OPSF5050 has a long-standing tradition dating back several years and supports local initiatives by raising funds for various community causes. The event draws participants from across Indiana who come together to experience the challenging terrain of Owen-Putnam State Forest trails, known as one of the toughest in the state. Runners gather early on race day at Horse Campground where they will find a mix of seasoned trail runners and newcomers eager to tackle these scenic yet demanding routes. The course for OPSF5050 winds through the forests and meadows surrounding Poland's Owen-Putnam State Forest, with the 14-mile route consisting primarily of single-track trails and horse paths. The terrain is marked by rolling hills that add an element of challenge to each distance offered. Aid stations are positioned along the course but do not provide cups; runners must carry their own water supply at all times as this event adheres strictly to a cupless policy. Weather conditions in early spring can be unpredictable, with temperatures likely ranging from mild to cool on race day. The forecast may call for dry and firm trail conditions suitable for running, although runners should prepare for the possibility of varying weather elements such as light precipitation or higher humidity levels that could affect performance. UV index is expected to remain at a moderate level.
For those interested in registering, visit https://ultrasignup.com/register.aspx?did=138767 and select your preferred distance - the 50-mile race (fee: $110), the 50K run (fee: $85), the 22.5-kilometer (or 14-mile) event ($65), or the shorter but equally scenic 10K trail route with a fee of $45. Registration is available online and closes prior to race day, so it's best to sign up early as spaces fill quickly. Packet pick-up for OPSF5050 will be held at Civilian Brewing Corps in Poland on Friday from 5:00-7:00 p.m., or same-day packet pickup begins at the start/finish line starting at 6:00 a.m. The race starts and finishes at Fishcreek Road, where runners of all ages are welcome to participate as long as they meet age requirements for their chosen distance. The OPSF5050 in Poland, Indiana on March 20th offers serious trail runners the chance to take on one of the most challenging courses in the state. The event's commitment to a cupless race adds an extra layer of preparedness and self-reliance to what is already a demanding run through Owen-Putnam State Forest trails.
Races Offered
50K
Mar 20, 2027
straighten
Distance —
50K
terrain
Type —
Running
timer
07:00
sell
$85.00
50M
Mar 20, 2027
straighten
Distance —
80.5K
terrain
Type —
Running
timer
07:00
sell
$110.00
14 Miler
Mar 20, 2027
straighten
Distance —
22.5K
terrain
Type —
Running
timer
09:30
sell
$65.00
10K Trail Race
Mar 20, 2027
straighten
Distance —
10K
terrain
Type —
Running
timer
10:00
sell
$45.00
Weather History
These values represent the 3-year monthly averages for March in Poland.
thermostatTemperature
2.6° / 13.4°
wb_sunnyFeels like
-2.0° / 9.2°
light_mode
Avg sunshine hours
7h 41m
water_drop
Avg rainfall
5.3 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
14.4 km/h (Gentle breeze)
opacity
Sweat loss rate
Low
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Moderate (4.0)
humidity_mid
Humidity
66.0%
wb_twilight
Sunrise
07:56
nightlight
Sunset
19:55
About Poland
Learn more about the host city, Poland.
Poland has an eventful history, and a strong basis for its bourgeoning tourism industry. it offers a fair share of countryside, vibrant urbanity, and a culture in connection to its thousand-year history.