The historic Adobe-style border station built in 1937 still stands and serves as CBP office space.

[1] According to the GSA, it was built as part of a program to standardize and improve border stations using $165 million funding authorized by the Public Buildings Act of 1926.

The Naco border station and others built during 1931–1943 "were a newly invented, modern building type designed in response to the advent of the automobile.

Features of the building which are typical of the Pueblo style include flat roofs, battered and rounded walls, parapet walls, cutouts, terraces, verandas, roughly hewn rafters and cross pieces (vigas and latias), water spouts (canales), and hewn window lintels.

It has an unusually fine degree of artistry and integrity of the original design which make it unique among southern border stations and an exceptional example of Pueblo style buildings.