Arroyo Grande, California. For the California wine region, see Arroyo Grande Valley AVA. Arroyo Grande is a city in San Luis Obispo County, California, United States. The population was 17,716 at the 2013 census.
1 Tooth-colored resin fillings usually cost between $90 and $250 for one to two teeth, and between $150 and $450 for three or more.  Porcelain or cast-gold fillings are the most expensive option. They can cost anywhere from $250 to $4,500, depending on the size of the cavity.
1 For example, CostHelper readers with insurance coverage report out-of-pocket expenses of $34-$183 for amalgam fillings, for an average cost of $89.  Tooth-colored composite resin fillings can cost $90-$250 for one or more surfaces, or $150-$450 or more for three or more surfaces.