Kalix is a locality and the seat of the Kalix Municipality in Norrbotten County, Sweden. The name Kalix is believed to have come from nomadic tribes, possibly of Sapmí origin. It had 7,299 inhabitants in 2005, out of 17,300 inhabitants in the municipality of Kalix.
There is a culinary speciality specific to Kalix, called Kalixlöjrom also refeered to as Caviar of Kalix. It is basically fish eggs (caviar) of the Common bleak but because of the large influx of fresh water from the huge rivers around and in Kalix, this has transformed the taste of the fish eggs rendering them unique in flavour to this area alone.
The archipelago outside the Kalix coast line has 792 islands.It is famous for its beautiful islands and a lot of people in Kalix enjoy sailing especially during warm, bright, summer nights. The most famous islands in the Kalix.Bergön is known as having the best sauna in the Kalix archipelago. Halsön has a large white sand beach with barbecue camps.The perhaps most interesting building in Kalix is the Kalix church. The building of the church started in the first half of the 15th century.