Stadel has a population (as of ) of . , 10.5% of the population was made up of foreign nationals. Over the last 10 years the population has grown at a rate of 21.8%. Most of the population () speaks German (93.7%), with English being second most common ( 1.2%) and French being third ( 0.6%). In the 2007 election the most popular party was the
SVP which received 54.2% of the vote. The next three most popular parties were the
CSP (9.2%), the
SPS (8.6%) and the
FDP (8.4%). The age distribution of the population () is children and teenagers (0–19 years old) make up 23.1% of the population, while adults (20–64 years old) make up 63% and seniors (over 64 years old) make up 14%. In Stadel about 80.3% of the population (between age 25–64) have completed either non-mandatory
upper secondary education or additional higher education (either university or a
Fachhochschule). Stadel has an unemployment rate of 1.52%. , there were 132 people employed in the
primary economic sector and about 44 businesses involved in this sector. 80 people are employed in the
secondary sector and there are 25 businesses in this sector. 253 people are employed in the
tertiary sector, with 43 businesses in this sector. ==References==