12 Nov MicroNet Content Written by Beth Martin. Posted in Uncategorized. Cottage Grove Historical Society Non-Profit Organizations Cottage Grove Historical Society Visit Website 737 E. Main Street PO Box 142 Cottage Grove, OR 97424 (541) 942-5022 Hours: Monthly Meetings: 10AM third Saturday of the month at CG Community Center About Rep Info Map About A non-profit society of volunteers with membership open to all, the Cottage Grove Historical Society meets to learn more about protecting our local cultural heritage. Our Mission Statement: Th Whom to Contact JoAnn Gray What's Nearby? Distance: 5 10 15 20 25 50 mi.