Richwood is a town in Ouachita Parish, Louisiana, United States.

The Town was incorporated December 31, 1974, under the provision of Louisiana Revised Statute 33:52.

Richwood is located in the southern portion of Ouachita Parish of Northeast Louisiana at 32°27′35″N 92°4′31″W / 32.45972°N 92.07528°W / 32.45972; -92.07528 (32.459587, -92.075184).

[3] According to the United States Census Bureau, the town has a total area of 2.3 square miles (6.0 km2), all land.

As of the 2020 United States census, there were 3,881 people, 607 households, and 348 families residing in the town.