the foreign population increased by 1. There were 3 Swiss men who emigrated from Switzerland to another country, 7 non-Swiss men who emigrated from Switzerland to another country and 11 non-Swiss women who emigrated from Switzerland to another country. The total Swiss population change in 2008 (from all sources) was an increase of 27 and the non-Swiss population change was an increase of 8 people. This represents a population growth rate of 1.6%. The age distribution, , in Affeltrangen is; 264 children or 11.5% of the population are between 0 and 9 years old and 303 teenagers or 13.2% are between 10 and 19. Of the adult population, 312 people or 13.6% of the population are between 20 and 29 years old. 272 people or 11.9% are between 30 and 39, 406 people or 17.7% are between 40 and 49, and 330 people or 14.4% are between 50 and 59. The senior population distribution is 211 people or 9.2% of the population are between 60 and 69 years old, 118 people or 5.2% are between 70 and 79, there are 63 people or 2.8% who are between 80 and 89, and there are 9 people or 0.4% who are 90 and older. , there were 789 private households in the municipality, and an average of 2.7 persons per household. there were 320 single family homes (or 81.4% of the total) out of a total of 393 inhabited buildings. There were 29 two family buildings (7.4%), 18 three family buildings (4.6%) and 26 multi-family buildings (or 6.6%). There were 428 (or 20.0%) persons who were part of a couple without children, and 1,312 (or 61.5%) who were part of a couple with children. There were 113 (or 5.3%) people who lived in single parent home, while there are 18 persons who were adult children living with one or both parents, 6 persons who lived in a household made up of relatives, 31 who lived in a household made up of unrelated persons, and 27 who are either institutionalized or live in another type of collective housing. The vacancy rate for the municipality, , was 3.45%. , the construction rate of new housing units was 4 new units per 1000 residents. there were 849 apartments in the municipality. The most common apartment size was the 6 room apartment of which there were 226. There were 16 single room apartments and 226 apartments