Hallsberg Municipality Municipality of Hallsberg ( Hallsbergs kommun ) is a municipality in Örebro County in the province of Närke , central Sweden. The seat of the municipality is located in the town of Hallsberg . The Population of the municipality at the end of 2021 was 16,196. The present municipality was created in 1971 when the market town (köping) of Hallsberg was amalgamated with adj...