It is a city in Hidalgo County, Texas, United States. The population of Mercedes was 15,570 at the 2010 in United States Census and also it is part of the McAllen Edinburg–Mission and Reynosa McAllen metropolitan areas.Visitors come to see
Roma is a city in Starr County, Texas, United States. The populace was 9,765 at the 2010 registration. The city is situated along the Rio Grande, opposite Ciudad Miguel Alemán in Tamaulipas, Mexico.The city is additionally prominently known as Roma-Los