San Juan County New Mexico (Vacant / Not In Use) has 4 places on the National Register of Historic Places including 4 places of National significance. Significant places include Archeological Site OCA-CGP-56, Jaquez Site Ruin, Site No. OCA-CGP-54-1 and Site OCA-CGP-605.
Prehistoric cultural affiliation(s) include Pueblo Iii, Chacoan Culture and Early Navajo Period dating back to 1000. Prominent architectural styles found in San Juan Country are .