Härnösand County (Swedish: Härnösands län) is a county in Sweden. It has an area of 21,768 sq km and a population of 242,347 residents. The capital of the county is Härnösand, although Sundsvall is the largest city.
Härnösand County is a constituency in the elections to the house of commoners.
Governor of Härnösand County is Bo af Kiellstrandh.