Ossun is an unincorporated community and census-designated place in Lafayette Parish, Louisiana, United States. In 2020, its population was 2,145. The community is named after the area of Ossun, France, near Lourdes.

Geography

Ossun is in northwestern Lafayette Parish, around the intersection of Louisiana Highway 93 and Louisiana Highway 723. It is 8 miles (13 km) northwest of Lafayette, the parish seat, 3 miles (5 km) north of Scott, and 6 miles (10 km) southwest of Carencro.

According to the U.S. Census Bureau, the Ossun CDP has an area of 3.39 square miles (8.79 km), all of it recorded as land.

Demographics

Historical population

Census	Pop.	Note	%±
2020	2,145		—
U.S. Decennial Census

Ossun racial composition as of 2020

Race	Number	Percentage
White (non-Hispanic)	1,045	48.72%
Black or African American (non-Hispanic)	957	44.62%
Asian	1	0.05%
Other/Mixed	59	2.75%
Hispanic or Latino	83	3.87%

As of the 2020 United States census, there were 2,145 people, 609 households, and 406 families residing in the CDP.