Outdoor Lighting in Madison County, IL (2026)
2 rules for unincorporated Madison County, Illinois.
Verified from official government sources
Light Trespass & Shielding
Any light fixture on a property in unincorporated Madison County, whether it lights a sign, a parking area or a swimming pool, has to be arranged so the light points away from neighboring residential properties and away from drivers on the road, under Zoning Code § 93.086. It is a directional standard, not a brightness limit.
Madison County Outdoor Lighting Trespass Rule
Some RestrictionsMadison County Code § 93.086
Any light used for the illumination of signs, parking areas, swimming pools, or for any other purpose shall be arranged in such a manner as to direct the light away from neighboring residential properties and away from the vision of passing motorists.
Billboard Lighting
County Code § 93.116(B) caps exposed sign lamps and bulbs at 15 watts and bars blinking, flashing or changing-color illumination on any sign in unincorporated Madison County, including billboards, which are also capped at 300 square feet total across both faces.
Madison County Sign Lighting Limits
Some RestrictionsMadison County Code § 93.116(B), (C)
(B) Illumination. The light from any illuminated sign shall be so shaded, shielded, or directed that the light intensity or brightness will not be objectionable to surrounding areas and the light rays shall not spill over the property lines into a residential zone except by indirect reflection. (1) No sign shall have blinking, flashing, or scintillating lights or other illumination device that ...
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