Travelers are voting Fresno River as the best river in Merced County. There are 3 rivers near Ceres a city just 30 km from Merced County and 3 rivers near Modesto area which is 31 km distant. The most popular of these are Stanislaus River near Ceres and Hospital Creek in Modesto area. You can find 222 rivers in California and 3914 rivers in the country of United States. Our members favorite in California is American River and Cuyahoga River is the top pick in United States. Want more? Check out our map of rivers in Merced County.