yellow six pointed start". The flag with five trees was officially adopted in 1872, although no colours were documented. The green-blue combination was introduced in 1945. The heraldry is an inappropriate choice because the colours neutralise each other and the flag cannot be seen when flown form a distance. A proposed revision to add a gold shield and red start was rejected in 2002. Demographics Zuzgen has a population () of . , 9.5% of the population are foreign nationals. Over the last 10 years (1997–2007) the population has changed at a rate of 10.5%. Most of the population () speaks German (97.8%), with Albanian being second most common (1.1%) and Italian being third (0.4%). The age distribution, , in Zuzgen is; 109 children or 12.9% of the population are between 0 and 9 years old and 104 teenagers or 12.3% are between 10 and 19. Of the adult population, 65 people or 7.7% of the population are between 20 and 29 years old. 102 people or 12.0% are between 30 and 39, 171 people or 20.2% are between 40 and 49, and 137 people or 16.2% are between 50 and 59. The senior population distribution is 85 people or 10.0% of the population are between 60 and 69 years old, 45 people or 5.3% are between 70 and 79, there are 26 people or 3.1% who are between 80 and 89, and there are 4 people or 0.5% who are 90 and older. , there were 18 homes with 1 or 2 persons in the household, 115 homes with 3 or 4 persons in the household, and 136 homes with 5 or more persons in the household. , there were 272 private households (homes and apartments) in the municipality, and an average of 2.7 persons per household. there were 195 single family homes (or 56.4% of the total) out of a total of 346 homes and apartments. There were a total of 1 empty apartments for a 0.3% vacancy rate. , the construction rate of new housing units was 2.5 new units per 1000 residents. In the 2007 federal election the most popular party was the SVP which received 35.96% of the vote. The next three most popular parties were the SP (16.38%), the CVP (14.74%) and the Green Party (13.17%). In the federal election, a total of 244 votes were cast, and the voter turnout was 42.1%. The