List of retiring members of Congress as of Jan. 2020….

Why it matters: Congressional retirements provide a gauge of the political landscape before an election and may signal that some GOP candidates lack confidence that their party can retake control of the House, per The Atlantic.

Retiring House Republicans:

1. Will Hurd, Tex. 23rd (Partisan Voter Index, via Cook Political Report: R+1)
2. Tom Marino, Penn. 12th (R+17)
3. Jim Sensenbrenner, Wisc. 5th (R+13)
4. Susan Brooks, Ind. 5th (R+9)
5. Martha Roby, Ala. 2nd (R+16)
6. Sean Duffy, Wis. 7th (R+8)
7. John Shimkus, Ill. 15th (R+21)
8. Bill Flores, Tex. 17th (R+12)
9. Rob Woodall, Ga. 7th (R+9)
10. Paul Mitchell, Mich. 10th (R+13)
11. Pete Olson, Tex. 22nd (R+10)
12. Kenny Marchant, Tex. 24th (R+9)
13. Mike Conaway, Tex. 11th (R+32)
14. Rob Bishop, Utah 1st (R+26)
15. Mac Thornberry, Tex. 13th (R+33)
16. Chris Collins, N.Y. 27th (R+11)
17. Francis Rooney, Fla. 19th (R+13)
18. Greg Walden, Ore. 2nd (R+11)
19. Pete King, N.Y. 2nd (R+3)
20. Tom Graves, Ga. 14th (R+27)
21. George Holding, N.C. 2nd (R+7; before redrawn boundaries)
22. Ted Yoho, Fla. 3rd (R+9)
23. Mark Walker, N.C. 6th (R+9; before redrawn boundaries)
24. Mark Meadows, N.C. 11th (R+14; before redrawn boundaries)
25. Phil Roe, Tenn. 1st (R+28)

Retiring House Democrats:

1. José Serrano, N.Y. 15th (D+44)
2. Dave Loebsack, Iowa 2nd (D+1)
3. Susan Davis, Calif. 53rd (D+14)
4. Pete Visclosky, Ind. 1st (D+8)
5. Denny Heck, Wash. 10th (D+5)

There’s more…