Sign Regulations in Caldwell, ID (2026)
2 verified sign regulations for Caldwell, Idaho, sourced directly from the municipal code and official government pages.
Verified from official government sources
Political Signs
Caldwell allows political signs to be posted no more than 60 days before an election and requires removal within 10 days after election day. Signs must not damage public property, need the property owner's permission, and no electric political signs are allowed in residential districts. Signs in the right of way or vision triangle may be removed by city staff.
Caldwell Political Sign Rules
Some RestrictionsGarage Sale Signs
Caldwell has no garage-sale-specific sign exemption. Yard-sale signs fall under the general temporary-sign rules in City Code 10-02-06, which limit residential signs to 6 square feet per road frontage and allow temporary signs only as banners, yard signs, plywood signs, changeable-copy signs, or portable signs. Signs in the right of way or vision triangle may be removed without notice.
Caldwell Garage Sale Sign Rules
Some RestrictionsLooking for Canyon County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Caldwell city rules.
Sign Regulations in Canyon County →