Those showing up on Mugshotsonline. 0 pounds, MERCED COUNTY SHERIFF’S MAIN JAIL. Active News. Org Website. You will see arrests for the last a fortnight. Founded on March 30, 1846, we run the 7th biggest jail in america with a typical prison populace of over 6,000 inmates and much more than 2,000 workers. Arrests & ….  Continue Reading