Decks and patio covers on a Valley Glen lot
A deep Valley Glen rear yard can support a structure set away from the back wall. That option should be tested against interior daylight, shade goals, access, and the existing rear elevation rather than assumed from lot depth alone.
The first planning decision is standoff: how far the structure sits from the rear elevation and whether the span remains open, louvered, or glazed. That dimension affects daylight and circulation before finish material is selected.
The second decision is the path. Where a garage, converted garage, or rear unit sits at the back of the parcel, proposed post lines and steps should preserve the route to it before the structure is finalized.
Attachment is the third decision. An attached cover depends on the ledger, flashing, fastener pattern, and positive drainage away from the wall; a freestanding structure carries separate footings. The site and written design determine which condition is appropriate.