GRGA offers classes on a year-round basis in four-week sessions. These may not fall perfectly into each calendar month. Please see the important dates to remember below.

July 5 – Week One of Summer Session 2August 2 – Week One of Summer Session 3August 8 – Tall Timber Days Parade August 30 - September 3 - No Classes at GRGASeptember 6 – Labor Day – No classesSeptember 7 – Week One of Fall Session 1October 4 – Week One of Fall Session 2November 1 – Week One of Fall Session 3November 25-26 – Thanksgiving – No classesNovember 29 – Week One of Fall Session 4December 24 – January 2 – No ClassesJanuary 3 – Week One of Spring Session 1January 31 – Week One of Spring Session 2February 28 – Week One of Spring Session 3March 28 – Week One of Spring Session 4April 25 – Week One of Spring Session 5