teenagers (0–19 years old) make up 17.0% of the population, while adults (20–64 years old) are 65.1% of the population and seniors (over 64 years old) make up 17.9%. In 2015 there were 879 single residents, 870 people who were married or in a civil partnership, 123 widows or widowers, 155 divorced residents and 3 people who did not answer the question. In 2015 there were 918 private households in Churwalden with an average household size of 2.17 persons. In 2015 about 59% of all buildings in the municipality were single family homes, which is greater than the percentage in the canton (49.4%) and about the same as the percentage nationally (57.4%). Of the 419 inhabited buildings in the municipality, in 2000, about 54.2% were single family homes and 26.7% were multiple family buildings. Additionally, about 32.0% of the buildings were built before 1919, while 7.9% were built between 1991 and 2000. In 2014 the rate of construction of new housing units per 1000 residents was 6.29. The vacancy rate for the municipality, , was 0.92%. The historical population is given in the following chart: Heritage sites of national significance The Catholic Church of St. Maria and Michael, Parpan Castle and the Wohnturm of the old Churwalden Abbey (a tower house) are listed as Swiss heritage sites of national significance. Politics In the 2015 federal election the most popular party was the SVP with 30.4% of the vote. The next three most popular parties were the SP (18.4%), the FDP (16.9%) and the BDP (14.5%). In the federal election, a total of 665 votes were cast, and the voter turnout was 46.9%. The 2015 election saw a large change in the voting when compared to 2011. The percentage of the vote received by the SP increased from 13.2% in 2011 to 18.4% in 2015, the SVP increased from 23.8% to 30.4%, while the percentage that the received BDP dropped from 20.2% to 14.5%. In the 2007 federal election the most popular party was the SVP which received 43.5% of the vote. The next three most popular parties were the SP (20.1%), the FDP (18%) and the CVP (17.6%). Education In Churwalden about 64% of the population (between age 25-64) have completed either non-mandatory upper secondary education or additional higher education (either University or a Fachhochschule). Economy Churwalden is a semitourist community. , there were a total of 862 people employed