Litchfield County is located in the northwestern corner of the U.S. State of Connecticut. As of the 2010 census, the population was 189,927. The county has a total area of 2,446 km² (945 mi²). 2,383 km² (920 mi²) of it is land and 64 km² (25 mi²) of it is water. The total area is 2.61% water.