543 Juanita is a three unit condominium in the Railyard district of Santa Fe, New Mexico. It received a LEED-Home Gold certification through the USGBC for its use of: radiant floor heating, passive solar design, low VOC paints and finishes, cellulose insulation, radon prevention, rainwater catchment for irrigation, native landscaping and proximity to public transport and the arts and culture district of central Santa Fe.