is a city in Jefferson County, Texas, United States. The population was 13,601 at the 2000 census. It is part of the Beaumont–Port Arthur Metropolitan Statistical Area.
The area known as Port Neches was inhabited by Atakapa Indians, a tribe of coastal dwelling Indians. Port Neches was also the site of Fort Grigsby, a set of American Civil War-era defenses intended to stop a Union advance up the Neches River. The fort was constructed in October 1862, and abandoned someftime after July 1863.
, appointed W. T. Block Jr. (his son) as "Knight of the Royal Order of Orange-Nassau" in a ceremony held at the Tex Ritter Park in Nederland, Texas. The award was presented by the Consul General of the Kingdom of the Netherlands. W.T. Block, Jr. is known for his work in reconstructing the history of Dutch settlers in the Port Neches areas.