The Swedish railroad nets spurred to enhance its industrial life, leading to a population increasing from 1,141 people in 1910 to 3,664 in 1920, and making it significant enough to get the title of a city on November 1, 1920, whereby it became one of the now only historical Cities of Sweden.
Det svenske jernbanenet ansporede til yderligere udvidelse af industrien, hvilket gav en befolkningstilvækst fra 1.141 indbyggere i 1910 til 3.664 i 1920, hvilket gjorde den betydningsfuld nok til at blive udnævnt til "stad" den 1. november 1920.