On Election Day Eve, the mail-in ballot status:
In PA:
D: 585,948 returned out of 737,669 applications (79.43%)
R: 219,288 out of 280,912 (78.06%)
I: 72,714 out of 109,432 (66.45%)
In 2024, this was:
D: 1,036,617 / 1,188,303 (87.24%)
R: 617,104 / 708,202 (87.14%)
I: 221,338 / 277,837 (79.66%)