Agrasen ki Baoli (also known as Agar Sain ki Baoli or Ugrasen ki Baoli), designated a protected monument by the Archeological Survey of India (ASI) under the Ancient Monuments and Archeological Sites and Remains Act of 1958, is a 60-meter long and 15-meter wide historical step well on Hailey Road near Connaught Place, Jantar Mantar in New Delhi, India. Although there are no known historical records to prove who built Agrasen ki Baoli, it is believed that it was originally built by the legendary king Agrasen during the Mahabharat epic era and rebuilt in the 14th century by the Agrawal community which traces its origin to Maharaja Agrasen.