The district is currently represented by Republican Vince Fong.

[3][4] Redistricting in 2022 returned the district to the San Joaquin Valley.

The new 20th district includes parts of Kern, Tulare, Kings, and Fresno counties.

It includes the southern Sierra Nevada and western Mojave Desert, with three "fingers" extending west into the valley.

Before redistricting in 2011, the 20th district was located in the San Joaquin Valley.