Teufen has a population () of 5,766, of which about 10.0% are foreign nationals. Over the last 10 years the population has grown at a rate of 6.8%. Most of the population () speaks German (93.4%), with Italian being second most common ( 1.3%) and Spanish being third ( 0.9%). , the gender distribution of the population was 48.5% male and 51.5% female. In the
2007 federal election, the
FDP received 72.9% of the vote. In Teufen about 79.7% of the population (between age 25-64) have completed either non-mandatory
upper secondary education or additional higher education (either university or a
Fachhochschule). Teufen has an unemployment rate of 1.27%. , there were 136 people employed in the
primary economic sector and about 66 businesses involved in this sector. 657 people are employed in the
secondary sector and there are 79 businesses in this sector. 1,463 people are employed in the
tertiary sector, with 266 businesses in this sector. The historical population is given in the following table: ==Transport==