November, 2025 thru March, 2026 OCIN TROL and WARS Season Pass
Season passes give
FREE entry to all league events from November 2025 thru March 2026, plus pre-season events in October!
TROL (Tristate Regional Orienteering League) pass is for students in grade 12 and younger. Students (including home school) should purchase a TROL pass even if they plan to run adult level WARS courses. The TROL season pass includes a year of membership in OCIN and OUSA. Register now for your
2025-2026 TROL season pass (students in high school or younger)
WARS (Winter Adventure Running Series) is for adults who are above high school age. Event rankings are based on age. You may also purchase or renew an OCIN annual membership with your WARS pass. Register now for your
2025-2026 WARS season pass (adults above HS age)
When you register, if you have an Orienteering USA account, the registration system will auto-fill your personal information; if not, select "enter data manually".
Sat, Jan 31, 2026 TROL / WARS Series #10 - Armco Park, Lebanon, OH
Adventure with a map! In cooperation with
Warren County Parks. Participants get a detailed map and try to locate a series of control points shown on the map. Suitable for all ages, you may compete for the fastest time, or just enjoy a leisurely hike, while using our map to explore the park. There will be six different courses of varying difficulty and length - there is one suitable for every adventurer.
Range of courses from white through red.
Due to deep snow and extreme cold, courses will be on the short side. Tentative Distances: White (beginner) 1.3 km; Yellow (intermediate) 1.7 km; orange (advanced) 2.8 km; brown (short expert) 2.2 km; green (expert) 3.8 km; red (long expert) 4.5 km.
Start times 11 to 1. (Warren County Parks participants can come any time between 10 and 1). We will plan to start control removal at 3.
This event is included in our 2025-26 TROL/WARS season pass, so entry is FREE if you purchase a
TROL season pass (HS student or younger) or
WARS season pass (adult above high school age).
Pre-registration is required even if you have a TROL or WARS season pass. Please help us by pre-registering early. Registration closes at 9 pm. on Friday, Jan 30. See
who's registered
Park entry or vehicle permit fees: none.
Restroom facilities: modern indoors.
Event Center: indoors, heated.
Armco Park, 1223 Ohio 741, Lebanon, OH 45036.
Locator map
Sun, Feb. 1, 2026 MVOC event Dayton, Ohio
rescheduled from Jan 24 and Jan 25
Organized by Miami Valley Orienteering Club (MVOC).
See MVOC website for more details
This event will be a Mass Start (at 12:00 sharp) Score-O at Bill Yeck, Forest Field Park in Centerville, Ohio.
Suduk-O challenge and chili lunch are cancelled - the orienteering event will still happen.
Park entry or vehicle permit fees: none.
Restroom facilities: concrete block building.
Event Center: open-sided shelter.
Location: Forest Field Park entrance, 3100 Centerville Station Rd, Centerville, OH 45458.
Locator map
Sunday, Feb 1, 2025 OLOU Winter Sprint Series, Louisville, Kentucky
Winter Sunday afternoons, starts 2 pm to 3:15 pm. Advance pre-registration required. For more information, visit the
Orienteering Louisville website
Sat, Feb 7, 2026 TROL / WARS Series #11 - Pyramid Hill, Hamilton, OH
Adventure with a map! Participants get a detailed map and try to locate a series of control points shown on the map. Suitable for all ages, you may compete for the fastest time, or just enjoy a leisurely hike, while using our map to explore the park. There will be six different courses of varying difficulty and length - there is one suitable for every adventurer.
Range of courses from white through red. Start times 11 to 1. We will plan to start control removal at 3.
This event is included in our 2025-26 TROL/WARS season pass, so entry is FREE if you purchase a
TROL season pass (HS student or younger) or
WARS season pass (adult above high school age).
Pre-registration is required even if you have a TROL or WARS season pass. Please help us by pre-registering early. Registration closes at 9 pm. on Friday, Feb. 6. See
who's registered
Park entry or vehicle permit fees:An additional per-person fee will be collected at pre-regiatration. This is discounted from regular sculpture park admission and applies to ALL people in your party even if they are not orienteering, and is not covered by TROL or WARS season passes.
Restroom facilities: tbd.
Event Center: tbd.
Pyramid Hill Sculpture Park
Sunday, Feb 8, 2025 OLOU Winter Sprint Series, Louisville, Kentucky
Winter Sunday afternoons, starts 2 pm to 3:15 pm. Advance pre-registration required. For more information, visit the
Orienteering Louisville website
Sat, Feb 14, 2026 MVOC event Dayton, Ohio
Organized by Miami Valley Orienteering Club (MVOC).
See MVOC website for more details
Sun, Feb 15, 2026 TROL / WARS Series #12, Mt Airy, Cincinnati, OH
Adventure with a map! Participants get a detailed map and try to locate a series of control points shown on the map. Suitable for all ages, you may compete for the fastest time, or just enjoy a leisurely hike, while using our map to explore the park. There will be six different courses of varying difficulty and length - there is one suitable for every adventurer.
Range of courses from white through red. Start times 11 to 1. We will plan to start control removal at 3.
This event is included in our 2025-26 TROL/WARS season pass, so entry is FREE if you purchase a
TROL season pass (HS student or younger) or
WARS season pass (adult above high school age).
Pre-registration link coming soon. Free for TROL and WARS season passholders.
location info coming soon.
Sunday, Feb 15, 2025 OLOU Winter Sprint Series, Louisville, Kentucky
Winter Sunday afternoons, starts 2 pm to 3:15 pm. Advance pre-registration required. For more information, visit the
Orienteering Louisville website
Sat, Feb 21, 2026 TROL / WARS Series #13, Twelve Mile, California, KY
Adventure with a map! Participants get a detailed map and try to locate a series of control points shown on the map. Suitable for all ages, you may compete for the fastest time, or just enjoy a leisurely hike, while using our map to explore the park. There will be six different courses of varying difficulty and length - there is one suitable for every adventurer.
Range of courses from white through red. Start times 11 to 1. We will plan to start control removal at 3.
This event is included in our 2025-26 TROL/WARS season pass, so entry is FREE if you purchase a
TROL season pass (HS student or younger) or
WARS season pass (adult above high school age).
Pre-registration link coming soon. Free for TROL and WARS season passholders.
location info coming soon.
Sunday, Feb 22, 2025 OLOU Winter Sprint Series, Louisville, Kentucky
Winter Sunday afternoons, starts 2 pm to 3:15 pm. Advance pre-registration required. For more information, visit the
Orienteering Louisville website
Sun, Jan 25, Sat, Feb 28, 2026 TROL / WARS Series #9 (rescheduled) - Middle Creek Park, Burlington, KY
Postponed from Jan 25 - Adventure with a map! Participants get a detailed map and try to locate a series of control points shown on the map. Suitable for all ages, you may compete for the fastest time, or just enjoy a leisurely hike, while using our map to explore the park. There will be six different courses of varying difficulty and length - there is one suitable for every adventurer.
Range of courses from white through red. Start times 11 to 1. We will plan to start control removal at 3.
This event is included in our 2025-26 TROL/WARS season pass, so entry is FREE if you purchase a
TROL season pass (HS student or younger) or
WARS season pass (adult above high school age).
Pre-registration is required even if you have a TROL or WARS season pass. Please help us by pre-registering early. Registration closes at 9 pm. on Friday, Feb 27. See
who's registered
Locator map Location: Park is on KY 18 several miles west of Burlington, just past Dinsmore Homestead. GPS 39.998867, -84.815351
Sunday, Mar 1, 2025 OLOU Winter Sprint Series, Louisville, Kentucky
Winter Sunday afternoons, starts 2 pm to 3:15 pm. Advance pre-registration required. For more information, visit the
Orienteering Louisville website
Sat, Mar 7, 2026 TROL / WARS Series Season Final. Miami Univ Ecology Research Center, Oxford, OH
Adventure with a map! Participants get a detailed map and try to locate a series of control points shown on the map. Suitable for all ages, you may compete for the fastest time, or just enjoy a leisurely hike, while using our map to explore the park. There will be six different courses of varying difficulty and length - there is one suitable for every adventurer.
Range of courses from white through red. Start times 11 to 1. We will plan to start control removal at 3.
This event is included in our 2025-26 TROL/WARS season pass, so entry is FREE if you purchase a
TROL season pass (HS student or younger) or
WARS season pass (adult above high school age).
Plan to gather afterwards for 2025-2026 TROL and WARS Season Awards!
Pre-registration link coming soon. Free for TROL and WARS season passholders.
location info coming soon.
Sat, Mar 14, 2026 MVOC event and Miami Valley Junior Championships, Dayton, Ohio
Organized by Miami Valley Orienteering Club (MVOC).
See MVOC website for more details
March 20-22, 2026 US Individual Nationals, Maryland
pre-registration required.
Event Website.
April 10-12, 2026 OCIN Flying Pig XXVIII, OUSA 2026 Junior Nationals
All three races are NRE sanctioned.
Friday April 10 - Afternoon Middle Distance NRE (National Ranking Event) at Hueston Woods State Park, Oxford, Ohio
Saturday - Sunday, April 11-12 - - OUSA Junior Nationals - Two-Day Classic at Mounds State Recreation Area, Brookville, Indiana
Preliminary
Event Info Page Preliminary
lodging information Spring weekends in the college town of Oxford, Ohio will be busy. The good news is two new hotels are opening soon in Oxford (Fairfield Inn opens this August, Holiday Inn Express is supposed to open before the Pig)
Embargo At this time, all parts of Mounds State Recreation Area are embargoed for orienteering events and training, except you may use the campground and beach. You may drive the paved park roads to access the campgrounds, beach and boat ramps.
Embargo At this time, all parts of Hueston Woods State Park are embargoed for orienteering events and training, except you may use the campground, golf course, marina, beach, lodge, and cabins. You may drive the paved park roads to access the non-embargoed facilities. Please note that the mountain bike, equestrian, and disc golf facilities are embargoed and may not be used prior to the event on April 10.
May 31-June 5, 2026 Texas Junior Orienteering Camp, Bridgeport, Texas
Week-long adventure of orienteering courses, training, competitions and fun, for high school and younger students who are successfully completing orienteering courses at yellow level and above. Selective admission.
July 19-26, 2026 Silva O' Camp, Vidnava, Czech Republic
International orienteering training camp for youth 17 and under.
July 24 - Aug 2, 2026 Eastern Canadian and Canadian Orienteering Championships, Moncton NB and Halifax NS
pre-registration required. Details coming soon.
Sat, Nov 14, 2026 TROL / WARS Series #1, Camp Butterworth, Maineville, Ohio
Adventure with a map! Participants get a detailed map and try to locate a series of control points shown on the map. Suitable for all ages, you may compete for the fastest time, or just enjoy a leisurely hike, while using our map to explore the park. There will be six different courses of varying difficulty and length - there is one suitable for every adventurer.
Free map and compass instruction for beginners. Event fee is $10 for Orienteering Cincinnati members, $15 for non-members for groups of 1 to 5 doing a course together. $5 for Youth under 18. Starts are open from 11 am to 1 pm.
Sat, Nov 21, 2026 TROL / WARS Series #2, Diamond Oaks, Dent, Ohio
Adventure with a map! Participants get a detailed map and try to locate a series of control points shown on the map. Suitable for all ages, you may compete for the fastest time, or just enjoy a leisurely hike, while using our map to explore the park. There will be six different courses of varying difficulty and length - there is one suitable for every adventurer.
Free map and compass instruction for beginners. Event Fee is $10 for Orienteering Cincinnati members, $15 for non-members for groups of 1 to 5 doing a course together. $5 for Youth under 18. Starts are open from 11 am to 1 pm.
Dec 27, 2026 - Jan 2, 2027 North American Orienteering Championships, Tucson, AZ
pre-registration required. Details coming soon.
Jan 15-18, 2027 Georgia Navigator Cup, location tba, GA
pre-registration required. Details coming soon. Normal format is: Friday Middle Distance Race. 2-stage Classic Distance races on Sat and Sun (full range of courses). The annual Mal Harding Extreme-O on MLK Monday.
March 19-21, 2027 OCIN Flying Pig XXIX tentative dates
All three races will be NRE sanctioned.
