Lindås is a former municipality in the Nordhordland district in the old Hordaland county, Norway. It existed from 1838 until its dissolution on 1 January 2020 when it was merged into the new Alver Municipality. The administrative centre of the municipality was the village of Knarvik, located in the southwestern part of the municipality. Other notable villages in the municipality included Alversund, Isdalstø, Lindås, Ostereidet, and Seim. The Mongstad industrial area in extreme northern Lindås has one of the largest oil refineries and largest seaports in Norway. The oil refinery at Mongstad is by far the largest employer in the municipality.
Prior to its dissolution in 2020, the municipality is the 213th largest by area out of the 422 municipalities in Norway. Lindås is the 75th most populous municipality in Norway with a population of 15,731. The municipality's population density is and its population has increased by 15.7% over the last decade.
The parish of Lindaas was established as a municipality on 1 January 1838 (see formannskapsdistrikt law). On 1 March 1879, the northeastern district of Lindaas was separated to form the new Masfjorden Municipality, leaving 6,374 inhabitants in Lindaas. On 1 January 1910, the northwestern island district of Lindaas was separated to form the new Austrheim Municipality. This left Lindaas with 4,433 residents.
During the 1960s, there were many municipal mergers across Norway due to the work of the Schei Committee. On 1 January 1964, the following places were merged into one large municipality of Lindås:
The Nipo, Dyrkelbotn, and Eitrdalen farms (population: 12) in extreme western Modalen Municipality
All of Hosanger Municipality located north of the Osterfjorden (population: 791)
All of Hamre Municipality located north of the Osterfjorden (population: 1,240)
The whole Alversund Municipality (population: 2,099)
The Titland area (population: 40) from Sæbø Municipality, northwest of the village of Seim
All of the old municipality of Lindås (population: 3,651)
Also on this date, there were two other changes.