Kwale County is a county in the former Coast Province of Kenya. Its capital is Kwale, although Ukunda is the largest town.

Kwale county has an estimated population of 649,931.

Kwale is mainly an inland county, but it has coastline south of Mombasa. Diani Beach is part of the Msambweni division. Shimba Hills National Reserve and Mwaluganje elephant sanctuary are other attractions in the county.