Understanding sign regulations in American Falls, ID
Every outdoor sign in American Falls is governed by the municipality’s sign ordinance, which sets how large a sign may be, how tall it may stand, how far it must sit from the property line, whether it may be illuminated, and which sign types are permitted in each zoning district. This page summarizes those requirements in plain language and links each value back to the section of the American Falls code it came from.
Sign rules here are layered. The base zoning district — commercial, industrial, or residential — sets the default limits, and overlay districts such as historic or downtown districts can tighten them further. Because the most specific jurisdiction controls, a freestanding monument sign on a commercial parcel and a wall sign in a historic overlay can face very different limits even on the same street in American Falls.
Use the figures below as a fast first check, then run a full address lookup to confirm the exact limits for a specific parcel in American Falls, Idaho. The full report also covers permit requirements, prohibited sign types, and illumination rules — each cited to the source ordinance so your permit application can reference it directly.
Before you order or install a sign in American Falls, confirm three things: the maximum sign area and height allowed in the parcel’s zoning district, the minimum setback from the right-of-way, and whether the sign type you want — freestanding, monument, wall, projecting, or awning — is permitted there at all. Many permit denials come from missing a setback or an overlay-district restriction rather than from the size of the sign itself, so checking the governing section before applying saves a costly resubmittal.
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Max ground sign height
One ground or pole sign per road frontage, up to 25 ft high.
Authority
Sign Chapter Scope 2
Source-backed sign ordinance/chapter scope: (l) Abandoned signs. Abandoned signs shall be removed within 60 days of the adoption of the ordinance from which this title is derived, or within 60 days of the abandonment of the use to which the sign is appurtenant. Abandonment shall not be a matter of the owner's intent, but shall be considered to occur whenever a use ceases operation for more than 12 months.
Building Signs
Building Sign Illumination
Permitted for commercial uses if the sign has a constant source of illumination; flashing, blinking, or moving signs are prohibited, and lighting fixtures must avoid nuisance glare or traffic hazards.
Exemptions
Exempt Signs
Source-backed exempt signs: No permit shall be required for the placement or installation of: (1) Residential nameplates; (2) Temporary signs;
Freestanding
Freestanding Ground Monument
Source-backed freestanding/ground/monument sign rules: Off-site directional signs identify and provide directions to an off-highway use. Off-site directional signs include no advertising or promotional copy, but may include a logo. Ground sign means a freestanding sign that does not exceed eight feet in height above grade.
Freestanding Ground Monument 2
Source-backed freestanding/ground/monument sign rules: Off-site directional signs include no advertising or promotional copy, but may include a logo. Ground sign means a freestanding sign that does not exceed eight feet in height above grade. Home occupation sign.
Source-backed illumination rules: (5) Buildings with canopies or arcades may use one suspended sign of no more than four square feet for each use or occupancy with access from the canopied area or arcade. (i) Illuminated signs. Signs with a constant source of illumination shall be permitted for commercial uses.
Illumination 2
Source-backed illumination rules: (i) Illuminated signs. Signs with a constant source of illumination shall be permitted for commercial uses. No flashing, blinking, or moving signs are permitted.
Source-backed maintenance rules: (k) Maintenance of signs. All signs and their supporting structures shall be maintained so as not to create a health or safety hazard. (l) Abandoned signs.
Maintenance 2
Source-backed maintenance rules: All signs and their supporting structures shall be maintained so as not to create a health or safety hazard. (l) Abandoned signs. Abandoned signs shall be removed within 60 days of the adoption of the ordinance from which this title is derived, or within 60 days of the abandonment of the use to which the sign is appurtenant.
Permits
Permit Required
Source-backed sign permit requirement: Permit Requirements (b) Permit required. A development permit shall be required for the placement or installation of any sign, including the replacement of any existing sign, except as provided in subsection (c) of this section. The location, type, and size of all proposed signs shall be included in applications for special use permits.
Permit Required 2
Source-backed sign permit requirement: A development permit shall be required for the placement or installation of any sign, including the replacement of any existing sign, except as provided in subsection (c) of this section. The location, type, and size of all proposed signs shall be included in applications for special use permits. Special permit uses are approved exactly as proposed;
Safety
Traffic Fire Safety
Source-backed traffic/fire safety rules: stormwater and melt water runoff; exposure to nuisances, including traffic; and conflict with neighboring land uses. (2) Each manufactured home space shall be plainly marked and numbered, and no more than one manufactured home shall be placed on each space. A directory sign with a map of the park showing all manufactured home spaces by number shall be placed at each entrance to the park. (3) No manufactured home park
Temporary
Temporary Signs 7
Source-backed temporary sign rules: provided that such signs are placed no more than 60 days before the election to which they relate and removed within ten days after the election; and CD9:72 DEVELOPMENT CODE § 9-17-1 (5) Home occupation signs, as permitted by section 9-17-2. (6) Any dwelling may also display two temporary signs, of no more than six square feet each, announcing the short-term sale of used household goods (a garage or yard sale), provi
Temporary Signs 10
Source-backed temporary sign rules: c. Temporary signs. (4) Awnings may display the name or the logo of the owner or operator.
No permit required; commercial/industrial temporary signs must fit the size limits in subsections (g)(3) or (h)(3), and one ground or pole sign per road frontage may be up to 25 ft high and 32 sq ft per side; political signs may be placed up to 60 days before an election and removed within 10 days after.
Temp Signs Allowed
Yes; temporary signs are exempt from the permit requirement.
Wall Signs
Wall Signs
Source-backed wall sign rules: See section 9-17-2. CD9:74 DEVELOPMENT CODE § 9-17-1 Logo means a simple graphic symbol used to identify a use or product. Nameplate means a wall sign that identifies the occupants and address of a building.
Wall Signs 2
Source-backed wall sign rules: CD9:74 DEVELOPMENT CODE § 9-17-1 Logo means a simple graphic symbol used to identify a use or product. Nameplate means a wall sign that identifies the occupants and address of a building. Pole sign means freestanding signs that exceed eight feet in height above grade.