Hudiksvall Municipality (Swedish: Hudiksvalls kommun) is one of Sweden's 290 municipalities, situated in Gävleborg County, east central Sweden. Its seat is in the city Hudiksvall.

The present municipality was formed in 1971 when the City of Hudiksvall was amalgamated with four surrounding rural municipalities. Minor amalgamations had also taken place in 1952 and 1965, reducing the number of local government entities in the area.

Hudiksvall is located approximately 305 kilometres (190 mi) from Stockholm, 130 kilometres (81 mi) from Gävle, and 84 kilometres (52 mi) from Sundsvall.

The municipality furthermore comprises several islands, such as Agön, Innerston, Kråkön, and Olmen.

Figures as of 2000, from Statistics Sweden:

This is a demographic table based on Hudiksvall Municipality's electoral districts in the 2022 Swedish general election sourced from SVT's election platform, in turn taken from SCB official statistics.

In total there were 37,708 inhabitants with 29,561 Swedish citizen adults eligible to vote. The political demographics were 55.3% for the left coalition and 43.5% for the right coalition. Indicators are in percentage points except population totals and income.

The largest employer is the municipality and the county council, where around 38% of the work force have its work place.