St. Juliens is a designated place in the Canadian province of Newfoundland and Labrador.

St. Juliens is in Newfoundland within Subdivision F of Division No.

9.

[2] As a designated place in the 2016 Census of Population conducted by Statistics Canada, St. Juliens recorded a population of 20 living in 9 of its 24 total private dwellings, a change of -25.9% from its 2011 population of 27.

With a land area of 2.6 km2 (1.0 sq mi), it had a population density of 7.7/km2 (19.9/sq mi) in 2016.