Riverside, CA Sign Regulations: Freeway-Facing Signs (2026)

Riverside treats freeway-facing signage as a distinct, tightly controlled sign type rather than a standard pylon or monument sign. C -- requires a Minor Conditional Use Permit approved by the Planning Commission. Before granting one, the Commission must find that ordinary area- and height-compliant signage would not be visible to freeway traffic for a distance of one-third mile (1,760 feet) before the exit serving the site, or for a two-thirds mile (3,520 feet) line-of-sight, whichever is less, and that the sign will not block views of a significant natural or built feature.

Location standards layer on top of that finding: the sign cannot sit within 500 feet of a municipal boundary, must be located no more than 150 feet from the freeway right-of-way (or separated from it only by a frontage road, railroad, flood-control channel, or utility easement), must be set back at least 150 feet from any non-freeway street lot line, and must clear residential zones by a distance equal to or exceeding the sign's own height. No two freeway-oriented signs may stand within 1,000 feet of each other, and the signs cannot be used for general advertising for hire -- they must identify a business on the same site.

A additionally limits freeway pylon signs on qualifying commercial complexes to a maximum of one sign, 225 to 500 square feet depending on site acreage, and 40 to 60 feet in height, measured from the adjacent freeway elevation.