Sign Regulations in Denver, CO (2026)
6 verified sign regulations for Denver, Colorado, sourced directly from the municipal code and official government pages.
Verified from official government sources
Political Signs
Denver treats political signs as noncommercial signs: no permit needed on residential lots, but they're capped at 15 square feet and can't be illuminated.
Denver Political Sign Rules
Light RestrictionsDenver Zoning Code § 10.10.3.1.I
I. Noncommercial Signs on Residential Zone Lots Noncommercial signs on residential zone lots shall meet the following conditions... 1. Noncommercial signs may be erected on any residential zone lot. 2. Noncommercial signs shall be limited to the following types: a. Wall signs; b. Window signs; and c. Ground signs not more than 6 feet above grade, unless mounted to a single pole no taller than 2...
Garage Sale Signs
Denver limits yard and garage sales to 72 hours, one per half-year, and requires all signs and other external evidence of the sale to come down immediately once it ends.
Denver Garage Sale Sign Removal Rules
Some RestrictionsDenver Zoning Code § 11.8.11
In all zone districts, where permitted with limitations, yard and/or garage sales: A. Shall not exceed 72 hours of total duration; B. Shall not have more than one such sale in the period from January 1st to June 30th and no more than one such sale in the period from July 1st to December 31st; ... D. All external evidence of the sale shall be removed immediately upon the conclusion of the sale.
Holiday Displays
Denver exempts holiday decorations from outdoor advertising device permits, but only if displayed no more than 60 consecutive days and no more than 60 days total in any calendar year.
Denver caps holiday displays at 60 days
Some RestrictionsDenver Zoning Code § 10.10.21.2.B.2
Outdoor general advertising devices in the nature of decorations, clearly incidental and customary and commonly associated with any national, local or religious holiday or public health, safety or welfare campaign; provided that such devices shall be displayed for a period of not more than 60 consecutive days nor more than 60 days in any 1 year; and may be of any type, number, area, height, loc...
Digital Billboards
Denver's zoning code bars new LED message surfaces on outdoor advertising billboards, grandfathering only devices with LEDs installed before March 1, 2010.
Denver Bans New Digital Billboards
Heavy RestrictionsDenver Zoning Code § 10.10.21.9
Outdoor general advertising devices shall not have message surfaces made entirely or partly of light emitting diodes (LEDs). Any general outdoor advertising device with one or more LED message surfaces that was permitted prior to March 1, 2010, shall be considered a nonconforming outdoor general advertising device and shall be allowed to continue in operation and maintained in accordance with t...
Window Signs
Temporary window signs in Denver can't exceed 60 percent of ground-level window area or 50 percent of the zone lot's permitted sign area, capped at 75 square feet, and must come down within 45 days.
Denver Caps Temporary Window Sign Coverage
Some RestrictionsDenver Zoning Code § 10.10.3.1.F.2.h
Shall not exceed 50 percent of the maximum use by right permitted sign area for the permitted use on the zone lot, plus either 65 percent of the unused permitted permanent sign area or 60 percent of the ground level window area, whichever is greater, neither of which is to exceed 75 square feet. 3. The Zoning Administrator may allow additional temporary signage area up to 100 square feet upon ...
Freeway-Facing Signs
Denver prohibits erecting or remodeling any billboard within 660 feet of a freeway right-of-way if its face is visible from the main-traveled way.
Denver Bans Billboards Near Freeways
Heavy RestrictionsDenver Zoning Code § 10.10.21.1.B.1
it shall be unlawful to erect or remodel within 660 feet of the edge of the right-of-way of a freeway any outdoor general advertising device the face of which is visible from the main-traveled way of the freeway. 2. Section 10.10.3.K, Relocated Business Signs, of this Code provides a limited allowance for off-premises identification signs related to a public facility. For such off-premises ...