Sicard Flat is an unincorporated community in Yuba County, California, USA. It is located 3 miles west-northwest of Smartsville. A variety of trees, grassland, and a country feel dot the wide-open spaces of this bucolic area. Agriculture and permaculture combine for an old west feel in this wild western country region. The one-lane roads are lined with bushes, trees, and old wooden fences. A beautiful and easily accessed landscape representative of the Yuba County area.