Wängi is a municipality in the district of Münchwilen in the canton of Thurgau in Switzerland.

Wängi has an area, as of 2009[update], of 16.43 square kilometers (6.34 sq mi).

Most of the population (as of 2000[update]) speaks German (90.5%), with Albanian being second most common ( 2.2%) and Italian being third ( 2.1%).

[6] The age distribution, as of 2009[update], in Wängi is; 427 children or 10.5% of the population are between 0 and 9 years old and 589 teenagers or 14.5% are between 10 and 19.

[12] In the 2007 federal election the most popular party was the SVP which received 48.28% of the vote.

In the federal election, a total of 1,369 votes were cast, and the voter turnout was 49.4%.

[13] The historical population is given in the following table:[14] As of  2007[update], Wängi had an unemployment rate of 1.56%.

[7] From the 2000 census[update], 1,648 or 41.5% were Roman Catholic, while 1,601 or 40.3% belonged to the Swiss Reformed Church.

Of the children in kindergarten, 44 or 44.4% were female, 17 or 17.2% were not Swiss citizens and 15 or 15.2% did not speak German natively.

The lower and upper primary levels begin at about age 5-6 and last for 6 years.

At the lower primary level, there were 63 children or 42.3% of the total population who were female, 22 or 14.8% were not Swiss citizens and 21 or 14.1% did not speak German natively.

In the upper primary level, there were 80 or 44.9% who were female, 21 or 11.8% were not Swiss citizens and 18 or 10.1% did not speak German natively.

Finally, there were 174 teenagers who were in special or remedial classes, of which 92 or 52.9% were female, 25 or 14.4% were not Swiss citizens and 23 or 13.2% did not speak German natively.

[17] The municipality has four railway stations: Wängi, Jakobstal, Rosental, and Wiesengrund.