National Historic Register properties in Union county/parish, Arkansas

• Dual State Monument (Aurelle)
• Ouachita River Bridge (Calion)
• Bank of Commerce (El Dorado)
• Barton Library (El Dorado)
• El Dorado Apartments (El Dorado)
• El Dorado Commercial Historic District (Additional Documentation) (El Dorado)
• El Dorado Confederate Monument (El Dorado)
• El Dorado Junior College Building (El Dorado)
• Exchange Bank (El Dorado)
• First Presbyterian Church (El Dorado)
• Garrett House (El Dorado)
• Goodwin Field Administration Building (El Dorado)
• Griffin Auto Company Building (El Dorado)
• Henley-Riley Historic District (El Dorado)
• Hillsboro Street Viaduct (El Dorado)
• James Johnson Boys Club Building (El Dorado)
• James, Randolph, House (El Dorado)
• Mahony Historic District (El Dorado)
• Masonic Temple (El Dorado)
• McKinney, Henry Crawford, House (El Dorado)
• McWilliams, J.H., House (El Dorado)
• McWilliams, W.F. & Estelle, House (El Dorado)
• Municipal Building (El Dorado)
• Murphy, Charles H., Sr., House (El Dorado)
• Murphy-Hill Historic District (El Dorado)
• Oakland (El Dorado)
• Rainey, Matthew, House (El Dorado)
• Rialto Theatre (El Dorado)
• Rock Island Railroad Overpass (El Dorado)
• Rumph Mortuary (El Dorado)
• SAU at El Dorado (El Dorado)
• Smith, Joel, House (El Dorado)
• Smith-McCurry House (El Dorado)
• Union County Courthouse (El Dorado)
• Scotland Cemetery (Junction City)
• Mount Moriah Masonic Lodge No. 18 (Lisbon)
• Willett House (Lisbon)
• Murphy, J.T., No 1 Crater (Norphlet)
• McDonald, D., House (Smackover)
• Smackover Historic Commercial District (Smackover)
• Early View Lodge No. 181 (Urbana)