The official hotel is the Microtel Warsaw in Warsaw, NY. A block of rooms has been reserved for the Masters Championships at a reduced rate. The block expires on 9/1/2023.
The booking link is: https://www.wyndhamhotels.com/microtel/warsaw-new-york/microtel-inn-and-suites-warsaw/rooms-rates?&checkInDate=09/22/2023&checkOutDate=09/24/2023&groupCode=OUSA
Alternately, you can access https://www.wyndhamhotels.com/hotels/54137,
select arrival & departure dates and use Group Code: OUSA.
Or, if you prefer to book by phone,
Call Wyndham Reservations at (877) 999-3223.
Reference OUSA Masters Orienteering Championships when making reservations.
Other options exist in Springville (convenient to Day 1), East Aurora, Batavia, and Mount Morris. Consult a map! Do a Google search!
Camping is available in both Sprague Brook County Park and Letchworth State Park. Because of embargo considerations, at Sprague Brook you are restricted to the paved roads and campgrounds until after the event. At Letchworth, if booking cabins in Loops D and E, you are restricted to the main road and cabin access roads.