was 1976 the last election where

[Person Man]

Is there more polarization?

States where one party got 55% or more of the 2 party vote-

1976-

8 Democratic States, representing 85 EVs with D.C.
6 Republican states,  representing 25 EVs.
36  Swing States, representing 428 EVs.

2004-

8 Democratic States, representing 146 EVs with D.C.
20 Republican states,  representing 183 EVs.
22  Swing States, representing 209 EVs.

Is that much more polarized?