Eddy County New Mexico (Historic Districts) has 5 places on the National Register of Historic Places including 2 places of National significance and 2 places of Statewide significance. Significant places include Carlsbad Irrigation District, Caverns, The, Historic District (Boundary Increase), Caverns, The, Historic District and Caverns, The, Historic District (Boundary Increase) and Artesia Residential Historic District.
Some of the country's most noteable architects helped create the Eddy County places including Thomas C. Vint, Tom Heflin and Harvey Cornell. Prominent architectural styles found in Eddy Country are Pueblo, Late 19th And 20th Century Revivals and Mission/Spanish Revival.