Wäldi is a municipality in the district of Kreuzlingen in the canton of Thurgau in Switzerland.

Wäldi has an area, as of 2009[update], of 12.23 square kilometers (4.72 sq mi).

Of the rest of the land, 1.03 km2 (0.40 sq mi) or 8.4% is settled (buildings or roads), 0.01 km2 (2.5 acres) or 0.1% is either rivers or lakes.

while parks, green belts and sports fields made up 4.9%.

Most of the population (as of 2000[update]) speaks German (90.7%), with Polish being second most common ( 1.4%) and French being third ( 1.2%).

[7] As of 2008[update], the gender distribution of the population was 52.5% male and 47.5% female.

[6] The age distribution, as of 2009[update], in Wäldi is; 71 children or 7.1% of the population are between 0 and 9 years old and 151 teenagers or 15.1% are between 10 and 19.

[12] In the 2007 federal election the most popular party was the SVP which received 63.57% of the vote.

In the federal election, a total of 360 votes were cast, and the voter turnout was 52.9%.

[13] The historical population is given in the following table:[14] As of  2007[update], Wäldi had an unemployment rate of 1.37%.

[7] From the 2000 census[update], 155 or 16.0% were Roman Catholic, while 586 or 60.4% belonged to the Swiss Reformed Church.