Outdoor Lighting in El Monte, CA (2026)
3 verified outdoor lighting rules for El Monte, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Dark Sky Rules
El Monte's zoning code bars outdoor lighting from pointing straight up at the sky, one of several fixture-design rules meant to cut light pollution and glare. Section 17.60.050(B) requires low-glare, low-light-pollution fixtures, forbids blinking or unusually bright permanent lighting, and requires most exterior lights to switch off during daylight hours.
El Monte Dark Sky Lighting Rules
Some RestrictionsEl Monte, CA, Municipal Code Sec. 17.60.050(B) (General Property Development Standards - Outdoor Lighting)
B.Performance Standards.1.All lights shall be directed, oriented, and shielded to prevent light trespass or glare onto adjacent properties, onto the public right-of-way and/or driveway areas.2.Exterior lighting shall demonstrate an efficient distribution of lighting using low-glare, low-light pollution fixtures for lighting building exteriors and surrounding areas...4.Exterior lighting shall be...
Light Trespass & Shielding
El Monte requires every outdoor fixture to be directed, oriented and shielded so light doesn't spill onto a neighbor's property. Section 17.60.050(B)(1) sets the general shielding duty, and subsection C adds a hard numeric ceiling for homes: outdoor lighting can't exceed 0.3 footcandles measured at the property line.
El Monte Light Trespass Rules
Some RestrictionsEl Monte, CA, Municipal Code Sec. 17.60.050(B)(1) and (C)(2) (Outdoor Lighting - Light Trespass and Residential Candlepower Limits)
B.Performance Standards.1.All lights shall be directed, oriented, and shielded to prevent light trespass or glare onto adjacent properties, onto the public right-of-way and/or driveway areas...C.Lighting in Residential Zoning Districts...2.Single-family and Multiple-family Projects. All outdoor lighting shall comply with the following additional requirements:a.Candlepower. Shall not exceed 0.3 ...
Billboard Lighting
Digital billboards in El Monte's Billboard Overlay Zone cannot exceed 0.3 foot candles above ambient light and need a light-sensing dimmer, and any billboard within 250 feet of a residential zone requires a site-specific light and glare study.
Billboard Lighting Rules in El Monte
Some RestrictionsEl Monte, CA, Zoning Code (Title 17) Sec. 17.82.040.A.11 and B.3.c,e (Billboard Overlay Zone - Development Standards - Lighting)
11.All billboards shall be placed at least two hundred fifty (250) feet from any residential zoning district, unless it can be demonstrated by the positioning of the digital panels that there is no significant additional light intrusion than if the digital panels are placed at least two hundred fifty (250) feet away. Billboard proposals requesting to be located within two hundred fifty (250) fe...
Looking for Los Angeles County county-wide rules?
County ordinances apply to unincorporated areas and may supplement El Monte city rules.
Outdoor Lighting in Los Angeles County →