Cable is an unincorporated community and census-designated place in Richland Grove Township, Mercer County, Illinois, United States. It is located south of Sherrard. As of the 2020 census, it had a population of 117.

Cable is located in northeastern Mercer County at 41°16′59″N 90°30′26″W / 41.28306°N 90.50722°W / 41.28306; -90.50722 (41.28306, −90.50722), on the east side of the valley of Camp Creek, a south-flowing tributary of the Edwards River. The village of Sherrard is 3 miles (5 km) to the north, and Viola is 9 miles (14 km) to the southwest.

According to the U.S. Census Bureau, the Cable CDP has an area of 1.14 square miles (2.95 km), all land.

Historical population

Census	Pop.	Note	%±
2020	117		—
U.S. Decennial Census

Cable first appeared as a census designated place in the 2020 U.S. Census.

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