and 19. Of the adult population, 495 people or 14.5% of the population are between 20 and 29 years old. 380 people or 11.1% are between 30 and 39, 578 people or 16.9% are between 40 and 49, and 448 people or 13.1% are between 50 and 59. The senior population distribution is 317 people or 9.3% of the population are between 60 and 69 years old, 215 people or 6.3% are between 70 and 79, there are 148 people or 4.3% who are between 80 and 89, and there are 34 people or 1.0% who are 90 and older. , there were 1,273 private households in the municipality, and an average of 2.6 persons per household. there were 472 single family homes (or 78.4% of the total) out of a total of 602 inhabited buildings. There were 54 two family buildings (9.0%), 18 three family buildings (3.0%) and 58 multi-family buildings (or 9.6%). There were 705 (or 20.6%) persons who were part of a couple without children, and 2,030 (or 59.3%) who were part of a couple with children. There were 179 (or 5.2%) people who lived in single parent home, while there are 21 persons who were adult children living with one or both parents, 10 persons who lived in a household made up of relatives, 32 who lived in a household made up of unrelated persons, and 82 who are either institutionalized or live in another type of collective housing. The vacancy rate for the municipality, , was 1.29%. , the construction rate of new housing units was 1.2 new units per 1000 residents. there were 1,445 apartments in the municipality. The most common apartment size was the 4 room apartment of which there were 411. There were 27 single room apartments and 290 apartments with six or more rooms. the average price to rent an average apartment in Sulgen was 933.73 Swiss francs (CHF) per month (US$750, £420, €600 approx. exchange rate from 2000). The average rate for a one-room apartment was 513.13 CHF (US$410, £230, €330), a two-room apartment was about 664.98 CHF (US$530, £300, €430), a three-room apartment was about 771.34 CHF (US$620, £350, €490) and a six or more room apartment cost an average of 1486.21 CHF (US$1190, £670, €950). The average apartment price in Sulgen was 83.7% of the national average of 1116 CHF. In the 2007 federal election the most popular