Belle Rose is a census-designated place (CDP) in Assumption Parish, Louisiana, United States.

The population was 1,902 at the 2010 census.

[3] It is part of the Pierre Part micropolitan statistical area.

Belle Rose is located at 30°2′13″N 91°3′15″W / 30.03694°N 91.05417°W / 30.03694; -91.05417 (30.036834, -91.054039).

[4] According to the United States Census Bureau, the CDP has a total area of 5.4 square miles (13.9 km2), all land.