Sign Regulations in Champaign, IL (2026)
3 verified sign regulations for Champaign, Illinois, sourced directly from the municipal code and official government pages.
Verified from official government sources
Garage Sale Signs
Champaign caps garage sale and auction signs at 5 square feet, and they can only go up two days before the sale and must come down within two days after, for a maximum six-day display window. No permit is required, but the signs cannot be posted on public property.
Garage Sale Sign Rules in Champaign
Some RestrictionsChampaign, IL Code of Ordinances Sec. 37-420
Signs announcing auctions and garage sales shall not exceed five (5) square feet in area. Such signs shall be posted not more than two (2) days before and shall be removed within two (2) days following the event, with a total time of display not to exceed six (6) days; such signs shall not be attached to or located on public property.
Digital Billboards
Champaign lets outdoor advertising sign structures (OASS) run digital displays, but the Zoning Administrator caps how fast they can change and forces a 1,000-foot gap between them. A minimum 20mm resolution and automatic light-dimming are mandatory.
Digital Billboard Rules in Champaign
Significant RestrictionsChampaign, IL Code of Ordinances Sec. 37-412(e)
Changing outdoor advertising sign structures (OASS) are those whose face can automatically change by either digital or other mechanical means. They shall not change more than once in any ten-second period. Changes shall be instantaneous full-face changes; no effects (wipes, fades, flashing, etc.) may be employed. Changing OASS with digital displays shall have a minimum resolution of twenty (20)...
Freeway-Facing Signs
Businesses along Interstate 74 in Champaign's CG district can put up an oversized interstate-oriented sign up to 150 square feet and 50 feet tall, but only if the lot has 150 feet of interstate frontage, sits within 300 feet of the interstate centerline, and has no other freestanding sign on that frontage.
I-74 Freeway-Facing Sign Rules in Champaign
Some RestrictionsChampaign, IL Code of Ordinances Sec. 37-437(d)
Businesses located along Interstate Highway 74 may erect and maintain a larger on-premises interstate highway-oriented sign if all of the following conditions are met:(i)The lot where the business is located must have a minimum of one hundred fifty feet (150') of frontage along the interstate or frontage road parallel to the interstate, and(ii)The lot must be located within three hundred feet (...
Looking for Champaign County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Champaign city rules.
Sign Regulations in Champaign County →