Sign Regulations in Rock Island County, IL (2026)
2 rules for unincorporated Rock Island County, Illinois.
Verified from official government sources
Political Signs
Rock Island County limits campaign and election signs to six square feet per face on residential land and 32 square feet elsewhere. Signs can go up no more than 30 days before an election and must come down within three days after it.
Political Sign Rules in Rock Island County
Some RestrictionsRock Island County Code of Ordinances § 154.641(A)(5)
Temporary signs may be erected pertaining to the candidacy of federal, state, and local elected officials or other voting issues, shall not exceed six square feet per face in residential zoning districts, and 32 square feet in other zoning districts. Said signs may be erected not more than 30 days preceding the election and shall be removed within three days after the election.
Freeway-Facing Signs
Rock Island County caps freestanding signs at 25 feet, but a sign within 660 feet of an interstate highway can rise higher under a special allowance tied to the interstate's pavement grade. The exception applies only to one sign per premises and excludes exit ramps from the distance measurement.
Freeway-Facing Signs in Rock Island County
Some RestrictionsRock Island County Code of Ordinances § 154.639(B)
Freestanding signs shall conform to the height regulations of this chapter with a maximum height of 25 feet. However, within 660 feet of the interstate highway, exit ramps excluded, one sign on a standard per premises may be erected to exceed the 40-foot limitation providing it does not exceed a height of five feet above the centerline of the nearest pavement, ramps excluded, of the interstate ...
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