Sainte Rose du Lac (often abbreviated Ste Rose du Lac) is an unincorporated urban community in the Municipality of Ste. Rose, Manitoba, Canada.

Prior to 1 January 2015, it was designated as a town. It is located approximately 50 km east-southeast of Dauphin, and approximately 300 km west-northwest of Winnipeg. Ste Rose du Lac had a population of 1,023 as of the 2011 Census.

It is served by Laurier railway station and Sainte Rose du Lac Airport.

In the 2021 Census of Population conducted by Statistics Canada, Ste. Rose du Lac had a population of 997 living in 440 of its 479 total private dwellings, a change of -2.4% from its 2016 population of 1,021. With a land area of 2.48 km (0.96 sq mi), it had a population density of 402.0/km (1,041.2/sq mi) in 2021.

Population trend

Census	Population	Change (%)
2011	1,023	2.8%
2006	995	5.0%
2001	1,047	N/A
1996	1,047	3.9%

Religious make-up (2001)

Religion	Population	Pct (%)
Catholic	605	62.05%
Protestant	220	22.56%
No religious affiliation	150	15.38%

A retransmitter of CKSB (St. Boniface), CKSB-1, first went on the air as CBKB on the AM frequency of 860 kHz on February 1, 1968.

Radio-Canada applied in 2012 to move its broadcast tower that transmits CKSB-FM-1 (Ici Radio-Canada Premiere) to Ste. Rose du Lac, from Starbuck. CKSB-FM-1 now broadcasts on 88.1 MHz.

• Ste.Rose Webpage