Aomori 3rd district is a single-member constituency of the House of Representatives in the national Diet of Japan. It is located in western Aomori Prefecture, the northernmost prefecture on Japan's main island of Honshu.
As of 2015, the district was home to 240,102 constituents.
As of 5 January 2023, the areas covered by this district are as follows:
As a result of the abolition of Aomori's 4th district in 2017, this district moved to where the 4th district used to be and gained the town of Goshogawara and the district of Kitatsugaru from Aomori's 1st district, while Aomori's 2nd district absorbed the areas formerly belonging to the 3rd district.
From redistricting in 2013 until the redistricting in 2017, the areas covered by this district were as follows:
The only change was that the town of Gonohe in Sannohe district was moved to the 2nd district.
From its formation in 1994 until its first redistricting in 2013, the areas covered by this district were as follows: