Parsa 3 is one of four parliamentary constituencies of Parsa District in Nepal.

This constituency came into existence on the Constituency Delimitation Commission (CDC) report submitted on 31 August 2017.

[1]Parsa 3 incorporates Paterwa Sugauli Rural Municipality, Sakhuwa Prasauni Rural Municipality, Bindhabasini Rural Municipality, ward 6 of Jagarnathpur Rural Municipality, wards 1–4 Pakaha Mainpur Rural Municipality, wards 1, 2 and 4–10 of Pokhariya Municipality and wards 1, 5 and 7–9 of Bahudarmai Municipality.

It encompasses the following Province No.

2 Provincial Assembly segment