 Of the population in the municipality, 136 or about 35.0% were born in Bühl and lived there in 2000.There were 162 or 41.6% who were born in the same canton, while 61 or 15.7% were born somewhere else in Switzerland, and 21 or 5.4% were born outside of Switzerland., children and teenagers (0–19 years old) make up 18.5% of the population, while adults (20–64 years old) make up 62.5% and seniors (over 64 years old) make up 19%.