Bronschhofen is a former municipality in the Wahlkreis (constituency) of Wil in the canton of St. Gallen in Switzerland.

Of the rest of the land, 12% is settled (buildings or roads) and the remainder (0.5%) is non-productive (rivers or lakes).

It consists of the villages of Bronschhofen and Rossrüti as well as the hamlets of Maugwil, Trungen and the pilgrimage site of Dreibrunnen.

Of the foreign population, (as of 2000[update]), 74 are from Germany, 249 are from Italy, 364 are from ex-Yugoslavia, 23 are from Austria, 26 are from Turkey, and 90 are from another country.

[7] The age distribution, as of 2000[update], in Bronschhofen is; 572 children or 13.3% of the population are between 0 and 9 years old and 561 teenagers or 13.1% are between 10 and 19.

[3] Out of the total population in Bronschhofen, as of 2000[update], the highest education level completed by 816 people (19.0% of the population) was Primary, while 1,758 (40.9%) have completed Secondary, 452 (10.5%) have attended a Tertiary school, and 168 (3.9%) are not in school.

[7] The historical population is given in the following table:[2] The pilgrimage church Maria-Hilf at Dreibrunnen is listed as Swiss heritage site of national significance.

[11] From the 2000 census[update], 2,390 or 55.6% are Roman Catholic, while 1,079 or 25.1% belonged to the Swiss Reformed Church.