Unjha is one of the 182 Legislative Assembly constituencies of Gujarat state in India. It is part of Mahesana district, numbered as 21-Unjha and is one of the seven Vidhan Sabha segments which fall under Mahesana Lok Sabha constituency.

This assembly seat represents the following segments,

Unjha Taluka
Vadnagar Taluka (Part) Villages – Jaska, Sundhiya, Hajipur, Shekhpur (Khe), Badarpur, Molipur, Sulipur, Kesimpa, Jagapura, Bajpura, Babipura, Khatoda, Kamalpur, Malekpur, Chandpur, Shekhpur (Vad), Kahipur, Chhabaliya, Transvad, Vadnagar (M).