Bischofszell (Alemannic: Bischefzèl) is a village and a municipality in Weinfelden District in the canton of Thurgau in Switzerland.

The closest bigger city and capital of the neighboring canton St. Gallen is about 30 minutes away by train or car.

It is located at the confluence of the Thur and Sitter, and includes the terrace south of the river.

It consists of the town of Bischofszell-Nord/Sittertal and Bischofszell as well as Halden and part of Schweizersholz and Gottshaus (Stocken).

[6] The age distribution, as of 2009[update], in Bischofszell is; 507 children or 9.2% of the population are between 0 and 9 years old and 740 teenagers or 13.4% are between 10 and 19.

The house and the map collection of the Dr. Albert Knoepfli collection in the Museum Bischofszell, the Catholic Church of St Pelagius with St. Michaels Chapel, the Rathaus (Town council house) and Alte Thurbrücke make up the rest of the list.

The entire city of Bischofszell is part of the Inventory of Swiss Heritage Sites.

During the annual "Rosen- und Kulturwoche" (roses and culture week) at the end of June a large part of this town section is decorated over 40 arrangements of roses and hosts cultural events such as concerts or balls.

The large weir is an interesting spot in the race and the bridge directly above makes a popular place to watch the rafts.

Other notable sight include: As of  2007[update], Bischofszell had an unemployment rate of 2.4%.

[7] The principal industries in Bischofszell include: From the 2000 census[update], 2,266 or 41.8% were Roman Catholic, while 1,895 or 35.0% belonged to the Swiss Reformed Church.

Of the children in kindergarten, 107 or 50.7% were female, 41 or 19.4% were not Swiss citizens and 44 or 20.9% were not native German speakers.

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

At the lower primary level, there were 160 children or 45.6% of the total population who were female, 50 or 14.2% were not Swiss citizens and 52 or 14.8% were not native speakers of German.

In the upper primary level, there were 203 or 51.3% who were female, 65 or 16.4% were not Swiss citizens and 68 or 17.2% were not native German speakers.

There are 246 teenagers who are in the advanced school, of which 132 or 53.7% are female, 28 or 11.4% are not Swiss citizens and 29 or 11.8% do not speak German natively.

There are 172 teenagers who are in the standard school, of which 77 or 44.8% are female, 48 or 27.9% are not Swiss citizens and 57 or 33.1% do not speak German natively.

Finally, there are 8 teenagers who are in special or remedial classes, of which 3 or 37.5% are female, 4 or 50.0% are not Swiss citizens and 3 or 37.5% do not speak German natively.