Van Horn is a town in and the county seat of Culberson County, Texas, United States. The population was 2,435 at the 2000 census. Van Horn is located at 31Â°2â²33â³N 104Â°49â²59â³W / 31.0425Â°N 104.83306Â°W / 31.0425; -104.83306 (31.042489, -104.832928). According to the United States Census Bureau, the town has a total area of 2.9 square miles (7.5 kmÂ²), all of it land.
The completed fence is mainly in New Mexico, Arizona, and California, with construction underway in Texas. U.S. Customs and Border Protection reported that it had more than 580 miles (930 km) of fence in place by the second week of January, 2009.
The Mexico-U.S. boundary is jointly administered by the International Boundary and Water Commission. On its south, Mexico shares an 871 kilometer border with Guatemala and a 251-kilometer border with Belize. Mexico has a 9,330 kilometer coastline, of which 7,338 kilometers face the Pacific Ocean and the Gulf of California, and the remaining 2,805 kilometers front the Gulf of Mexico and the Caribbean Sea.