Outdoor Lighting in Bonner County, ID (2026)
2 rules for unincorporated Bonner County, Idaho.
Verified from official government sources
Light Trespass & Shielding
In unincorporated Bonner County, Idaho, Revised Code § 12-453 F requires exterior lighting on commercial, multi-family, public and industrial development to be directed downward, fitted with cutoff shields to prevent spillover into residential areas, and aimed away from adjoining properties.
Bonner County, Idaho Light Trespass and Shielding Rules
Some RestrictionsBonner County Revised Code § 12-453
F. Lighting Standards: 1. Lighting shall be directed downward to the intended area to be lighted. All exterior lighting fixtures shall incorporate cutoff shields to prevent spillover into residential areas. Broadcast lighting fixtures that project lighting outward rather than downward are discouraged. Outdoor lighting shall be arranged so that the light is directed downward and away from adjoin...
Billboard Lighting
In unincorporated Bonner County, Idaho, Bonner County Revised Code § 12-442 bars sign lighting from being beamed onto a public thoroughfare, highway, sidewalk or navigable water. It prohibits internally illuminated signs except neon, dark opaque letter-lit signs and logos of no more than ten square feet, and it encourages downward-aimed external lighting. The Planning Director enforces it.
Bonner County Sign and Billboard Lighting Rules
Some RestrictionsBonner County Revised Code § 12-442
A. Illuminated signs or lighting devices shall not be placed in such a manner as to permit beams and illumination therefrom to be directed or beamed upon a public thoroughfare, highway, sidewalk or navigable water. B. All internally illuminated signs are prohibited, except for neon signs, dark opaque signs where light only shines through the individual letters, and logos no more than ten (10) s...
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