Université de Montréal Faculty of Veterinary Medicine

Cégep de Saint-Hyacinthe is a CEGEP (College of General and Vocational Education) located at 3000 Boullé Street, Saint-Hyacinthe, Quebec, Canada. More than 4500 students attend the CEGEP to study in one of five pre-university general studies programs and eighteen vocational studies programs. The CEGEP's twelve intercollegiate sport teams are called Lauréats.

The Honoré Mercier Hospital (French: Hôpital Honoré-Mercier) is the major hospital in Saint-Hyacinthe, Quebec, Canada. It serves Saint-Hyacinthe its surrounding Les Maskoutains Regional County Municipality, as well as the neighbouring Acton Regional County Municipality and La Vallée-du-Richelieu Regional County Municipality. It currently has 213 acute care, 35 short-term psychiatric and 25 mental health shelter beds (Saint-Charles Pavilion).The hospital is named for Honoré Mercier, a lawyer, journalist and politician best known for being the ninth Premier of Quebec from 27 January 1887 to 21 December 1891.

The Roman Catholic Diocese of Saint-Hyacinthe is a Latin rite suffragan of the Metropolitan Archdiocese of Sherbrooke in Quebec, (predominantly francophone) Canada. Its cathedral episcopal see is Cathédrale Saint-Hyacinthe-le-Confesseur, dedicated to diocesan patron saint Hyacinth the Confessor (of Poland), in Saint-Hyacinthe, Quebec. There is also a decommissioned former Cathedral: now Église Saint-Matthieu, dedicated to the Evangelist Matthew, in Beloeil, Quebec.

Les Maskoutains is a regional county municipality in the Montérégie region in southwestern Quebec, Canada. Its seat is in Saint-Hyacinthe. The name comes from Algonquin word maskutew meaning "bear plain" in plular.

Saint-Hyacinthe is a provincial electoral riding in the Montérégie region of Quebec, Canada. It notably includes the cities of Saint-Hyacinthe and Saint-Pie. It was created for the 1867 election (and an electoral district of that name existed earlier in the Legislative Assembly of the Province of Canada and the Legislative Assembly of Lower Canada). In the change from the 2001 to the 2011 electoral map, it gained La Présentation from Verchères electoral district and Saint-Pie from Iberville electoral district.

Saint-Hyacinthe (; French: [sɛ̃t‿ijasɛ̃t]) is a city in southwestern Quebec east of Montreal on the Yamaska River. The population as of the 2021 Canadian census was 57,239. The city is located in Les Maskoutains Regional County Municipality of the Montérégie region, and is traversed by the Yamaska River. Quebec Autoroute 20 runs perpendicular to the river. Saint-Hyacinthe is the seat of the judicial district of the same name.

The Cathedral of St. Hyacinth the Confessor (French: Cathédrale Saint-Hyacinthe-le-Confesseur), located in Saint-Hyacinthe, Quebec, is the cathedral of the Roman Catholic Diocese of Saint-Hyacinthe. The cathedral church, named in honour of St. Hyacinth of Poland, was built in 1880 in the Romanesque Revival style.

The Agricultural Hall of Fame of Quebec (French: Temple de la renommée de l'agriculture du Québec) honours and celebrates those who have made a lasting contribution to the advancement in the field of agriculture in the province of Quebec, Canada. A non-profit association founded in 1991 and located in Saint-Hyacinthe, Quebec, the Agricultural Hall of Fame of Quebec is currently administered by a board of 9 individuals elected during a general assembly that is held on a yearly basis.

The Saint-Hyacinthe station is a Via Rail station in Saint-Hyacinthe, Quebec, Canada. The station is staffed and is wheelchair-accessible. Several corridor Montreal-Quebec City trains and the long-distance Ocean stop here; the Montreal–Gaspé train was suspended in 2013. The station's business hours are from 7:00 am to 11:15 am (for morning travellers) and from 6:00 pm to 8:30 pm (for evening travelers); seven days a week. A bicycle box and a baggage room are special amenities found in this station. The rail station is completely accessible by public transportation. The current station building dates to 1900, but Grand Trunk Railway built the first Saint-Hyacinthe station in 1870 and again in 1872.

The Stade L.P. Gaucher is a multi-purpose arena in Saint-Hyacinthe, Quebec. It has a capacity of 2,048 and was built in 1937. It was home to the Saint-Hyacinthe Laser of the Quebec Major Junior Hockey League from 1989 to 1996. The arena hosted teams in the Ligue Nord-Américaine de Hockey from 2001 to 2009, the last of which was the Saint-Hyacinthe Chiefs.

CFEI-FM (106.5 MHz) is a French-language Canadian radio station located in Saint-Hyacinthe, Quebec, serving the eastern suburbs of Montréal. Owned and operated by Bell Media, it broadcasts with an effective radiated power (ERP) of 3,000 watts (class A) using an omnidirectional antenna. The station has an oldies format since May 2003 (it previously had an adult contemporary format) and is part of the "Boom" network.

Collège Antoine-Girouard is a private mixed-sex high school located in Saint-Hyacinthe, Quebec, Canada.