Direct answer: In Colorado, the primary assessment office term is County Assessor. Tax collection, recorded documents and formal appeals may be handled by separate offices.
Who handles property tasks in Colorado?
AssessmentCounty Assessor
Appeal bodyCounty Board of Equalization
Tax collectionCounty Treasurer
Recorded documentsCounty Clerk and Recorder
How the state system works
County assessors value property and maintain parcel records; county treasurers generally collect taxes.
County assessors determine actual and assessed values under a biennial reappraisal system. Treasurers collect tax and Boards of Equalization hear later-stage protests.