卡斯马是秘鲁的城市，位于该国西部，由安卡什大区负责管辖，面积1,204.85平方公里，海拔高度210米，考古学家于2008年2月在该镇发现历史可追溯至5,500年前的典礼广场。

Casma is a city in the Ancash Region, Peru. It is located in the Casma Valley. Its surface has 1 204,85 km².

Its people venerate Santa Maria Magdalena and its day is celebrated on July 22.

Some of the largest prehistoric monuments around the world are situated in the Casma Valley and in the Sechín Valley. The pyramid, main square, and circular sunken courtyard complexes extend over one kilometer in length. In February 2008 archaeologists uncovered a ceremonial plaza which has been dated to 5,500 years ago, making it one of the oldest structures ever found in the Americas.