After the Sap’ Run 5k. We are offering this year-only discounted donation rates: Early-bird registration for kids and adults. Cost $13, over age 70 is $8; regular and race-day registration for kids and adults is $20, and over age 70 is $15. Register online, by mail at ,  or in-person on race day. Registration sign-in will be at the pavilion behind the Knox Town Hall. 9 a.m. at 2192 Berne-Altamont Rd, Altamont, 12009.