How to remove your 500px account
Once you are logged in, go to https://500px.com/settings and click on “Delete account forever”, bottom right.
Click “OK” to confirm, and you’re done.
Helpful Trick: Removing online data
Helpful Trick: Remove third-party logins
If you signed up for 500px using a third-party login such as Facebook or Twitter, you probably want to revoke all access from 500px. Click here to find out how.