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 A small filling for one or two surfaces can cost anywhere from $75 to $160. 2  Up to four surfaces can cost in the $120 to $300 range. 3  This price is for the general metallic fillings that are most common. 4  Resin fillings that are tooth colored can also cover tooth decays caused by a cavity.