Bern is the de facto capital of Switzerland, referred to by the Swiss as their federal city. With a population of 142,656 (March 2018), Bern is the fifth-most populous city in Switzerland. The Bern agglomeration, which includes 36 municipalities, had a population of 406,900 in 2014. The metropolitan area had a population of 660,000 in 2000. Bern is also the capital of the canton of Bern, the second-most populous of Switzerland's cantons.
The official language in Bern is (the Swiss variety of Standard) German, but the most-spoken language is an Alemannic Swiss German dialect, Bernese German.