Mother Lode Fairgrounds, Creekside Building By Sabrina Biehl Published Aug 19, 2015 09:06 am Loading Map.... Mother Lode Fairgrounds, Creekside Building220 Southgate Drive - SonoraEvents 37.9795386 -120.38859609999997 Address 220 Southgate Drive Sonora, CA 95370 United States Upcoming Events No known events in this location