When submitting your real property appeal to the Boulder County Assessor’s Office, please keep in mind the following timelines, dates and processes.
Please note that the dates below reflect statutory deadlines. If a deadline falls on a Saturday, Sunday or a legal holiday, it is legally extended to the following business day. For example, if the June 1 deadline occurs on a weekend, then the deadline would be the following Monday. 39-1-120(3), C.R.S.