Kårhamn is a small fishing village in Hammerfest Municipality in Finnmark county, Norway.

The village is located on an isolated peninsula on the northwestern tip of the large island of Seiland.

Kårhamn has a population of about 50 people, where most are employed in the "LeanFish AS" fish processing plant.

The village also has a small school, kindergarten, and a grocery store with a post office in it.

The grocery store has also recently begun to function as a small library, taking over this service from the school.