Route 203 is a provincial highway located in the Montérégie

Montérégie

Montérégie is an administrative region in southwest Québec. It includes the cities of Boucherville, Brossard, Granby, Longueuil, Salaberry-de-Valleyfield, Saint-Jean-sur-Richelieu, Saint-Hyacinthe, Sorel-Tracy, and Vaudreuil-Dorion....

 region of Quebec

Quebec

Quebec or is a province in east-central Canada. It is the only Canadian province with a predominantly French-speaking population and the only one whose sole official language is French at the provincial level....

 south of Montreal

Montreal

Montreal is a city in Canada. It is the largest city in the province of Quebec, the second-largest city in Canada and the seventh largest in North America...

. The highway starts from the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

-Canada

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

 border south of Havelock at the north end of County Road 10 at Cannon Corners (Mooers, NY

Mooers (town), New York

Mooers is a town in Clinton County, New York, United States. The population was 3,592 at the 2010 census. The town is named after Benjamin Mooers, an early settler....

) and proceeds north toward Saint-Chrysostome, from there it follows the north shore of the Rivière des Anglais until it connects with Route 138

Quebec route 138

Route 138 is a major highway in the Canadian province of Quebec, following the entire north shore of the Saint Lawrence River past Montreal to the eastern terminus in Natashquan on the Gulf of Saint Lawrence. The western terminus is in Elgin, at the border with New York State south-west of Montreal...

 in Très-Saint-Sacrement just northeast of the enclaved municipality of Howick

Howick, Quebec

Howick is the third smallest municipality in the Canadian province of Quebec, located in Le Haut-Saint-Laurent Regional County Municipality. The population as of the Canada 2006 Census was 606, of which over 70% are Francophones...

.

Municipalities along Route 203

• Havelock
  Havelock, Quebec
  For other places with the same name, see HavelockHavelock is a township in Le Haut-Saint-Laurent Regional County Municipalityin southern Quebec, Canada. The population as of the Canada 2006 Census was 761. Neighboring townships include Franklin to the west, St-Chrysostome to the north and...
  
  
• Saint-Chrysostome
  Saint-Chrysostome, Quebec
  Saint-Chrysostome is a municipality in south-west Quebec, Canada in the regional county municipality of Haut-Saint-Laurent in the Montérégie administrative region...
  
  
• Howick
  Howick, Quebec
  Howick is the third smallest municipality in the Canadian province of Quebec, located in Le Haut-Saint-Laurent Regional County Municipality. The population as of the Canada 2006 Census was 606, of which over 70% are Francophones...
  
  
• Très-Saint-Sacrement
  Très-Saint-Sacrement, Quebec
  Très-Saint-Sacrement is a parish municipality located along the Chateauguay River in the Montérégie region of Quebec. The population as of the Canada 2006 Census was 1,213...
  
  

Major intersections

RCM or ET	Municipality	Km	Junction	Notes
Le Haut-Saint-Laurent Le Haut-Saint-Laurent Regional County Municipality, Quebec Le Haut-Saint-Laurent is a regional county municipality in southwestern Quebec, Canada in the Montérégie region. Its seat is in Huntingdon and it is named for the Saint Lawrence River which forms its western and northwestern boundary....	Havelock	0.0	Cannon Corners Rd.	SOUTH: to Mooers, NY Mooers (town), New York Mooers is a town in Clinton County, New York, United States. The population was 3,592 at the 2010 census. The town is named after Benjamin Mooers, an early settler....
		4.9		202 WEST: to Franklin Franklin, Quebec Franklin is a Canadian municipality located in the Montérégie region of Quebec along the American border. The population as of the Canada 2006 Census was 1,651.-Geography:...   202 EAST: to Hemmingford (township)
	Saint-Chrysostome	11.4		209 SOUTH: to Franklin 209 NORTH: to Sainte-Clotilde-de-Chateauguay Sainte-Clotilde-de-Châteauguay, Quebec Sainte-Clotilde-de-Châteauguay is a municipality in the Jardins de Napierville Regional County Municipality in Quebec, Canada, situated in the Montérégie administrative region. The population as of the Canada 2006 Census was 1,608.-Population:...
	Très-Saint-Sacrement	24.6	Montée des Irlandais	EAST: to Saint-Urbain-Premier Saint-Urbain-Premier, Quebec Saint-Urban-Premier is a municipality located southwest of Montreal in the Monteregie region of Quebec. The population as of the Canada 2006 Census was 1,129. The municipality is named for Pope Urban I, who reigned from 222 to 230AD.-Population:...
	Howick	26.0	Rue Lambton	WEST: to Howick Howick, Quebec Howick is the third smallest municipality in the Canadian province of Quebec, located in Le Haut-Saint-Laurent Regional County Municipality. The population as of the Canada 2006 Census was 606, of which over 70% are Francophones...
	Très-Saint-Sacrement	28.5		138 WEST: to Ormstown Ormstown, Quebec Ormstown is a municipality in Quebec, Canada, which is situated on the Chateauguay River in the heart of the Chateauguay Valley. It is approximately one hour southwest of Montreal and 20 minutes north of New York State in the United States...   138 EAST: to Sainte-Martine Sainte-Martine, Quebec Sainte-Martine is a municipality of Quebec, located within the Beauharnois-Salaberry Regional County Municipality in the Montérégie administrative region. The population as of the Canada 2006 Census was 4,237...

External links

• Official Transports Quebec road map
• Route 203 on Google Maps