Move out. Take only what you can fit in the new place. Get evaluated for ADHD (we like to pile stuff up), get a prescription for Concerta, then move on with life.
I owe my oldest daughter a world of gratitude for cleaning up my clutter after my departure, although her room and bathroom were the worst in the house her whole life. Cleaning our own clutter (especially ADHD-ers) is next to impossible.
Guess the acorns don’t fall far from the tree. Note: didn’t say “nuts!”