Kilifi County is a county of Kenya. It was formed in 2010 as a result of a merger of Kilifi District and Malindi District. Its capital is Kilifi and its largest town is Malindi. The county has a population of 1,453,787. It covers an area of 12,245.90 km2 (4,728.17 sq mi).

The county is located north and northeast of Mombasa. Kilifi has fewer tourists than Mombasa County, but there are some tourists beaches in Kikambala, Watamu, Malindi and Kilifi. The county is known for its Ruins of Gedi, including mosques and tombs, dating from the 11th to the 17th century.