Niigata 4th District (新潟県第4区, Niigata-ken dai-yon-ku) is an electoral district of the Japanese House of Representatives, the lower house of the National Diet.

The district is located in the Chūetsu region in central Niigata Prefecture and was created as part of the general move from multi-member districts to single-member districts in the House of Representatives.

As of 2 February 2023, the areas covered by this district are as follows:[2] After the abolition of the 6th district, the districts boundaries changed significantly, it was moved to areas formerly covered by the 2nd and 5th districts.

[2] From the first redistricting in 2013 until the second redistricting in 2022, the areas covered by this district are as follows:[3][4] From 1996 until the first redistricting in 2013, the areas covered by this district were as follows:[5] In 2002, the redistricting did not change the borders of the district, but did change the official designation of Yokogoshi to recognise its official incorporation as a town in between the creation of the district and the redistricting.

[6] ‡ - Also ran for a seat in the Hokuriku Shinetsu PR block ‡‡ - Also ran for and won in the Hokuriku Shinetsu PR block