Rapperswil-Jona is a municipality in the Wahlkreis ( constituency ) of See-Gaster in the canton of St. Gallen in Switzerland . Besides Rapperswil and Jona , which were separate municipalities until 2006, Rapperswil-Jona also includes Bollingen , Busskirch , Curtiberg, Kempraten -Lenggis, Wagen, and Wurmsbach.
The official language of Rapperswil is (the Swiss variety of Standard) German , but the main spoken language is the local variant of the Alemannic Swiss German dialect.
On January 1, 2007, the municipalities of Rapperswil and Jona merged to form a new political entity. [3] After the merger Rapperswil-Jona had a population of 25,777 (17,799 from Jona and 7,601 from Rapperswil). This makes it the second largest town in the canton of St. Gallen after the capital St. Gallen itself. On 31 December 2020 the population was 27,483. [4]