Sign Regulations in Folsom, CA (2026)
6 verified sign regulations for Folsom, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Political Signs
Folsom lets residents post noncommercial election and ballot-measure signs without a sign permit, up to ten square feet combined per residential parcel and no taller than six feet, in addition to a property's regular noncommercial sign allowance. The signs can only go up sixty days before the election and must come down within seven days after, under Folsom Municipal Code Section 17.59.030(C)(13).
Folsom Election Sign Size and Timing Rules
Light RestrictionsFolsom Municipal Code § 17.59.030(C)(13)(a),(c)
13. Noncommercial sign(s) on private property, not within or over a public right-of-way unless authorized pursuant to subsection D of this section... a. For residential property, one or more signs are permitted on any one parcel of land with a maximum combined sign size of ten square feet and a maximum height of six feet. For noncommerical signs pertaining to an election to any public off...
Garage Sale Signs
Folsom allows one garage or yard sale sign per property, capped at 6 square feet and 4 feet tall, with no off-site signs and only during the sale itself. Ignoring the residential garage sale chapter's sign rule carries its own $35 first-offense fine.
Folsom Garage Sale Sign Rules
Some RestrictionsFolsom, CA, Municipal Code Sec. 17.59.030(C)(11)
11. Garage/yard sale signs; provided, that there are no off-site signs, that only 1 sign shall be displayed on site with a maximum sign area of 6 square feet and a 4-foot height limit, and that such sign be displayed only during the time of the sale. Signs in the public right-of-way may be authorized pursuant to Section 17.59.030(D);
Holiday Displays
Holiday lights and seasonal displays on Folsom residential property are generally permitted without a permit. Displays must not create traffic hazards, project onto neighboring properties, or remain up excessively long. HOAs may impose additional time and appearance limits.
Signs: Holiday Displays
Some RestrictionsCalifornia Civil Code §4710
4710. (a) The governing documents may not prohibit posting or displaying of noncommercial signs, posters, flags, or banners on or in a member's separate interest, except as required for the protection of public health or safety or if the posting or display would violate a local, state, or federal law. (b) For purposes of this section, a noncommercial sign, poster, flag, or banner may be made of...
Digital Billboards
Folsom will not approve a new animated or digital freeway billboard unless the applicant removes more than one existing billboard along Highway 50 or a scenic corridor in trade. The planning commission can only grant the required conditional use permit if the swap produces a net decrease in both the number and total area of billboards, and the site can't already have another freestanding freeway sign.
Folsom Animated Freeway Billboard Rule
Heavy RestrictionsFolsom Municipal Code § 17.59.040(E)(2.5)
2.5. Animated Signs. A conditional use permit for an animated freestanding freeway sign on property abutting U.S. Highway 50 may be approved when the proposal involves the removal of more than one existing billboard sign along Highway 50 or a scenic corridor as defined in this chapter. The sign shall be an authorized billboard within the current city limits. In order to grant approval of the...
Window Signs
Folsom caps window signage at twenty-five percent of a window's total area: all commercial and incidental signs in that window, temporary and permanent combined, count against the limit. A business can't borrow unused space from one window to cover more of another. Folsom Municipal Code Section 17.59.030(C)(21) sets the rule as part of the sign chapter's exempt-sign list, so a compliant window sign needs no separate sign permit.
Folsom Window Sign Coverage Cap
Some RestrictionsFolsom Municipal Code § 17.59.030(C)(21)
21. Window signs; provided, that all such commercial and incidental signs (both temporary and permanent) do not exceed a combined maximum of 25 percent of the total window area for each window. Total signage placed on any window may not include unused signage amounts allowable for other windows;
Freeway-Facing Signs
A nonresidential building along Highway 50 in Folsom needs both Caltrans approval and a conditional use permit from the planning commission before it can add a freeway-facing sign. A wall sign is capped at one and a half square feet per lineal foot of freeway frontage, up to one hundred fifty square feet, and an integrated development gets one freestanding freeway sign up to three hundred square feet and eighteen feet tall.
Folsom Highway 50 Freeway Sign Standards
Significant RestrictionsFolsom Municipal Code § 17.59.040(E)(1)-(2)
E. Freeway Signs. In addition to signage permitted in subsection A of this section, the following section applies to signs for nonresidential uses located directly adjacent to and intended to be viewed from Highway 50. Freeway signs are subject to Caltrans approval as well as approval of a conditional use permit by the planning commission. 1. Building Signs. One additional wall sign is pe...
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County ordinances apply to unincorporated areas and may supplement Folsom city rules.
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