Costa Rica–Panama border

{{Short description|International border}}

Image:Panama-Costarica border.jpg, between Guabito, Panama and Sixaola, Costa Rica.]]

The border between Costa Rica and Panama is 348 km (216 mi) long.{{cite web |title=Panama profile |url=https://www.cia.gov/the-world-factbook/countries/panama/|publisher=CIA World Factbook |access-date=3 October 2020}} The border in its present state is demarcated by the Echandi-Fernandez Treaty of 1941.

The border between the two countries runs between the Pacific and Caribbean coasts, through the Cordillera Central. The Echandi-Fernandez Treaty defined the current border as follows:[http://www.conozcacostarica.com/costa-rica-travel-information/geography.htm Geografía]. Conozca Costa Rica. Consultado el 7 de marzo de 2011.

• It begins at the mouth of the Sixaola River in the Caribbean Sea, following the valley of this river to its influx in the Yorkin River.
• Thence continuing upriver on the bottom of the river valley up to the parallel in the length 9°30'N.
• Then continuing in a straight line to the meridian at 82°58'10"W.
• From there it continues south along this meridian to the summit of the Cordillera de Talamanca, which separates the Caribbean waters and Pacific waters.
• It follows this ridge to Mount Pano where it meets the ridge that divides the waters of the tributaries of the Golfo Dulce and the Charco Azul Bay.
• From here it follows the ridge until the end of Punta Burica on the Pacific Ocean.