of 461 homes and apartments. There were a total of 10 empty apartments for a 2.2% vacancy rate. , the construction rate of new housing units was 24.5 new units per 1000 residents. In the 2007 federal election the most popular party was the SVP which received 42.9% of the vote. The next three most popular parties were the CVP (27.5%), the FDP (12.3%) and the SP (7.6%). The historical population is given in the following table: Heritage sites of national significance The Catholic parish church of Dietwil is listed as a Swiss heritage site of national significance. Economy , Dietwil had an unemployment rate of 1.41%. , there were 100 people employed in the primary economic sector and about 29 businesses involved in this sector. 17 people are employed in the secondary sector and there are 11 businesses in this sector. 57 people are employed in the tertiary sector, with 16 businesses in this sector. there were 552 workers who lived in the municipality. Of these, 436 or about 79.0% of the residents worked outside Dietwil while 61 people commuted into the municipality for work. There were a total of 177 jobs (of at least 6 hours per week) in the municipality. Of the working population, 8.2% used public transportation to get to work, and 60.4% used a private car. Religion From the , 794 or 77.6% were Roman Catholic, while 121 or 11.8% belonged to the Swiss Reformed Church. Education The entire Swiss population is generally well educated. In Dietwil about 79.3% of the population (between age 25-64) have completed either non-mandatory upper secondary education or additional higher education (either university or a Fachhochschule). Of the school age population (), there are 72 students attending primary school in the municipality. References External links Official website Municipalities of Aargau Cultural property of national significance in Aargau