The City of Aspen Nov. 2014 Historic Inventory Properties List identifies all properties, both Victorian and Aspen Modern. This list gets updated from time to time.
According to the City, the AspenMod.com website identifies modern properties that are either designated or eligible.
Aspen Historic Preservation Website
Historic Inventory Properties List City of Aspen (as of Nov 2014)
· Historic Preservation Officer, Amy Simon at (970) 429-2758
· Senior Planner Sara Adams at (970) 429-2778