Outdoor Lighting in Benton County, OR (2026)
2 rules for unincorporated Benton County, Oregon.
Verified from official government sources
Light Trespass & Shielding
Within Benton County's Airport Industrial Park (AIP) zone, BCC 81.240(12) requires street and area lighting to be fully shielded, full-cutoff fixtures emitting zero percent of their light above the horizontal plane, with bulbs invisible from adjacent properties at 4 feet above grade. Even the narrow exemption for low-voltage landscape lighting still must eliminate glare and light trespass onto neighboring land.
Outdoor Lighting Must Curb Glare in Benton County's AIP
Some RestrictionsBenton County Code § 81.240(12)
(12)Lighting standards are as follows:(a)Artificial lighting, including illuminated signs and lights for parking areas, shall be arranged and constructed to avoid direct glare on adjacent non-industrial and non-commercial properties and to prevent conflict with airport operations. ... (b)All installations for street or area lighting shall be designed and installed to be fully shielded (full cut...
Billboard Lighting
Benton County's sign code, BCC § 91.820, bans any rotating beacon or flashing light designed to grab attention on a sign anywhere in unincorporated Benton County, and bars a sign from creating a public or private nuisance through its light or brilliance. The same section caps freestanding signs, the category billboards fall into, at 25 feet in height and requires a building permit for anything taller than 8 feet.
Benton County Sign and Billboard Lighting Rules
Some RestrictionsBenton County Code § 91.820
(1)The use of a rotating beacon or flashing light designed to attract attention is prohibited. ... (3)A sign shall not create a public or private nuisance by its light, brilliance, type, design, or character.
All Benton County ordinances
See every category we cover for Benton County: parking, noise, fences, fires, animals, pools, and more.
Benton County Ordinance Hub →