These links may be of interest, although they may not directly reference genealogy or Union County.

• History: The Santa Fe Trail
• History: More on the Santa Fe Trail
• History: Even More on the Santa Fe Trail
• History: Dust Bowl Days and more Sante Fe Trail too!
• Place: Clayton Residential Demographics
• Place: Clayton High School
• Place: Directory to NM Museums, Parks, and Monuments
• Place: RatonWeb in nearby Colfax County
• Place: Capulin Volcano National Monument
• Place: Clayton Lake State Park