The estimated size of the British forces at the Battle of New Orleans was 10,000.

During the Battle of New Orleans, British forces were estimated to consist of approximately 10,000 troops. This group was made up of seasoned soldiers to seize the strategically vital city and gain control of the Mississippi River. Despite their numerical superiority and military expertise, the British encountered strong resistance from American forces commanded by Andrew Jackson. The Americans' fortified positions and effective strategies led to a decisive victory. This battle not only revealed the difficulties faced by the British but also emphasized the determination and unity of American troops, greatly impacting national pride and identity in the wake of the conflict.