Herdern is a municipality in Frauenfeld District in the canton of Thurgau in Switzerland.

The low court was managed until 1798 by the monastery's resident governor who occupied the castle.

After passing through several owners it was acquired by the Verein Arbeiterkolonien Herden (Association of the Work Camps of Herdern).

[3] Until the 19th century the major sources of income in Herdern were grain, wine and fruit production.

Towards the end of the 19th century, livestock production and dairy farming began to move into the village.

[3] Herdern has an area, as of 2009[update], of 13.67 square kilometers (5.28 sq mi).

Most of the population (as of 2000[update]) speaks German (95.5%), with Albanian being second most common ( 1.7%) and French being third ( 0.6%).

[6] The age distribution, as of 2009[update], in Herdern is; 111 children or 11.3% of the population are between 0 and 9 years old and 139 teenagers or 14.2% are between 10 and 19.

[9] About 66.8% of the total households were owner occupied, or in other words did not pay rent (though they may have a mortgage or a rent-to-own agreement).

[13] In the 2007 federal election the most popular party was the SVP which received 43.22% of the vote.

In the federal election, a total of 388 votes were cast, and the voter turnout was 57.7%.

[16] The area around Liebenfels is designated as part of the Inventory of Swiss Heritage Sites.

[7] From the 2000 census[update], 395 or 41.4% were Roman Catholic, while 392 or 41.0% belonged to the Swiss Reformed Church.

Of the children in kindergarten, 15 or 60.0% are female, 1 or 4.0% are not Swiss citizens and 1 or 4.0% do not speak German natively.

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

At the lower primary level, there are 22 children or 44.9% of the total population who are female, and 3 or 6.1% do not speak German natively.

In the upper primary level, there are 28 or 53.8% who are female, 3 or 5.8% are not Swiss citizens and 4 or 7.7% do not speak German natively.