Chalchuapa is a town and a municipality located in the Santa Ana department of El Salvador. The city of Chalchuapa is in a wide valley at 650 meters above sea level, and watered by the Pampe River.

El Salvador, officially the Republic of El Salvador, is a country in Central America. It is bordered on the northeast by Honduras, on the northwest by Guatemala, and on the south by the Pacific Ocean. El Salvador's capital and largest city is San Salvador. The country's population in 2023 was estimated to be 6.5 million.