The U.S. House of Representatives latest "Casualty List" for the 117th Congress as of 8/3/2022

36 Dems will be leaving office and 6 others are out:
- 22 dems will be resigning, not seeking other office
- 10 dems will be resigning due to seeking other office
- 4 dems will be out due to losing their primary
- 5 dems resigned and left office
- 1 dem died while in office

25 Republicans will be leaving office and 8 others are out
-11 republicans will be resigning, not seeking other office
- 8 republican will be resigning due to seeking other office
- 6 republicans will be out due to losing their primary
- 4 republicans resigned and left office
- 4 republicans died while in office

https://pressgallery.house.gov/member-data/casualty-list