and 461 teenagers or 15.1% are between 10 and 19. Of the adult population, 340 people or 11.1% of the population are between 20 and 29 years old. 362 people or 11.9% are between 30 and 39, 561 people or 18.4% are between 40 and 49, and 395 people or 13.0% are between 50 and 59. The senior population distribution is 297 people or 9.7% of the population are between 60 and 69 years old, 174 people or 5.7% are between 70 and 79, there are 106 people or 3.5% who are between 80 and 89, and there are 14 people or 0.5% who are 90 and older. , there were 1,053 private households in the municipality, and an average of 2.6 persons per household. there were 487 single family homes (or 83.8% of the total) out of a total of 581 inhabited buildings. There were 46 two family buildings (7.9%), 18 three family buildings (3.1%) and 30 multi-family buildings (or 5.2%). There were 591 (or 20.5%) persons who were part of a couple without children, and 1,615 (or 56.2%) who were part of a couple with children. There were 173 (or 6.0%) people who lived in single parent home, while there are 23 persons who were adult children living with one or both parents, 21 persons who lived in a household made up of relatives, 14 who lived in a household made up of unrelated persons, and 148 who are either institutionalized or live in another type of collective housing. The vacancy rate for the municipality, , was 2.28%. , the construction rate of new housing units was 4.6 new units per 1000 residents. there were 1,139 apartments in the municipality. The most common apartment size was the 6 room apartment of which there were 288. There were 39 single room apartments and 288 apartments with six or more rooms. In the 2007 federal election the most popular party was the SVP which received 43.48% of the vote. The next three most popular parties were the CVP (15.9%), the FDP (13.94%) and the Green Party (8.73%). In the federal election, a total of 1,078 votes were cast, and the voter turnout was 51.6%. The historical population is given in the following table: Sights The hamlets of Hard and Kehlhof are designated as part of the Inventory of Swiss Heritage Sites. Economy , Berg had an unemployment rate of 1.37%.