Deming (, DEM-ing) is a city in Luna County, New Mexico, United States, 60 miles (97 km) west of Las Cruces and 35 miles (56 km) north of the Mexican border. The population was 14,855 as of the 2010 census. Deming is the county seat and principal community of Luna County.

The city is within the Gadsden Purchase of 1853, which was acquired from Mexico specifically to meet the expense of a southern route for a railroad to link up the United States following California. Deming was founded in 1881 and incorporated in 1902, and is named after Mary Ann Deming Crocker, wife of Charles Crocker, one of the Big Four of the California railroad industry. The Silver Spike was driven here on March 8, 1881 to commemorate the meeting of the Southern Pacific similar to the Rio Grande, Mexico and Pacific (a auxiliary of the Atchison, Topeka & Santa Fe) railroads. This was the second transcontinental railroad to be completed in North America.

Deming became an important harbor of entry near the US-Mexican border. A nickname was unlimited to the city at the grow old of its founding, “New Chicago”. It was traditional that subsequently the surge of railroad usage, that the city would accumulate drastically and resemble Chicago, Illinois.

There are numerous ancient Native American sites approximately Deming. The Mimbres and Casas Grandes cultures made pottery of remarkable quality, and the Deming Place is rich in original pottery artifacts, as skillfully as beads, stone implements, stone carvings, graves, etc. The artifacts are now upon display at combined museums.