 Of the population in the municipality, 946 or about 40.6% were born in Grimisuat and lived there in 2000.There were 781 or 33.5% who were born in the same canton, while 284 or 12.2% were born somewhere else in Switzerland, and 288 or 12.4% were born outside of Switzerland., children and teenagers (0–19 years old) make up 27.4% of the population, while adults (20–64 years old) make up 58.3% and seniors (over 64 years old) make up 14.3%.