of a couple with children. There were 645 (or 5.7%) people who lived in single parent home, while there are 51 persons who were adult children living with one or both parents, 47 persons who lived in a household made up of relatives, 73 who lived in a household made up of unrelated persons, and 381 who are either institutionalized or live in another type of collective housing. The vacancy rate for the municipality, , was 2.07%. , the construction rate of new housing units was 1.6 new units per 1000 residents. there were 5,127 apartments in the municipality. The most common apartment size was the 4 room apartment of which there were 1,508. There were 234 single room apartments and 704 apartments with six or more rooms. In the 2007 federal election the most popular party was the SVP which received 40.9% of the vote. The next three most popular parties were the CVP (14.89%), the FDP (13.41%) and the SP (11.79%). In the federal election, a total of 2,627 votes were cast, and the voter turnout was 37.8%. The historical population is given in the following table: Only includes Reformed Church members. Heritage sites of national significance The Bohlenständerhaus Schrofen, Sallmann Carriage Collection and Hagenwil Castle are listed as Swiss heritage site of national significance. The village of Hagenwil bei Amriswil is part of the Inventory of Swiss Heritage Sites. Economy , Amriswil had an unemployment rate of 2.45%. , there were 248 people employed in the primary economic sector and about 90 businesses involved in this sector. 1,764 people are employed in the secondary sector and there are 157 businesses in this sector. 2,622 people are employed in the tertiary sector, with 422 businesses in this sector. there were 7,531 workers who lived in the municipality. Of these, 3,071 or about 40.8% of the residents worked outside Amriswil while 2,080 people commuted into the municipality for work. There were a total of 6,540 jobs (of at least 6 hours per week) in the municipality. Of the working population, 9.5% used public transportation to get to work, and 48.8% used a private car. Religion From the , 4,084 or 36.0% were Roman Catholic, while 4,090 or 36.0% belonged to the Swiss Reformed Church. Of the rest of the population, there were 8 Old Catholics (or about 0.07% of the population) who belonged to the Christian Catholic Church of