On a monthly basis, the City of Scottsdale has bulk trash pick-up for its residents. Pick-up in Desert Mountain is always the last Monday of the month. You MUST sign up in advance for this service. This pick-up is explained in detail on the City of Scottsdale website and is for homeowners only and not for vendors. Should you be in need of this service, you can fill out the pickup form HERE. TIP: Bookmark this link in your web browser for all your future bulk trash pickup needs.