Light Trespass: Lincoln vs Roseville
How do light trespass rules compare between Lincoln, CA and Roseville, CA?
Lincoln and Roseville have similar restriction levels.
Lincoln, CA
Placer County
Placer County's policy is to discourage outdoor lighting that shines unnecessarily onto adjacent properties or into the night sky. In the Tahoe Basin, the Area Plan requires all exterior fixtures to be fully shielded and directed downward so they do not cast obtrusive glare onto adjoining properties or the public right-of-way. Elsewhere, light trespass onto neighbors is managed through zoning design standards and conditions of approval.
View full Lincoln rules →Roseville, CA
Placer County
Roseville prohibits outdoor lighting that causes unreasonable glare or illumination on neighboring properties. Light trespass complaints are handled through code enforcement.
View full Roseville rules →Key Facts Comparison
| Fact | Lincoln | Roseville |
|---|---|---|
| County Policy | Discourage light that shines onto adjacent property or sky | - |
| Tahoe Standard | Fully shielded, downward; no obtrusive glare on neighbors | - |
| Outside Tahoe | Zoning design standards + conditions of approval | - |
| Nuisance | Persistent glare may be addressed as a nuisance | - |
| Enforcement | Placer County CDRA; TRPA in the Tahoe Basin | Complaint-driven |
| Property Line | - | 0.5 to 1.0 fc maximum |
| Security Lights | - | Must be aimed/shielded |
| Topic | - | Light Trespass |
Highlighted rows indicate differences between cities.
Lincoln FAQ
What can I do about a neighbor's light shining onto my property in Placer County?
In the Lake Tahoe portion of the county, the Tahoe Basin Area Plan requires all exterior fixtures to be fully shielded and directed downward so they do not cast obtrusive glare onto adjoining properties, which directly limits light trespass; you can report violations to Placer County CDRA and TRPA. Outside Tahoe, the county addresses light trespass through zoning design standards, project conditions of approval and nuisance provisions.
Does Placer County have a light-trespass standard?
The strongest standard is in the Tahoe Basin, where the Area Plan requires fixtures to be fully shielded and directed downward so they do not produce obtrusive glare onto neighbors or the public right-of-way. In the rest of the unincorporated county, light trespass is managed through the Zoning Ordinance's design and development standards and conditions placed on discretionary projects rather than a single countywide numeric limit.
Roseville FAQ
My neighbor's floodlight shines into my bedroom. What can I do?
File a light trespass complaint with Roseville code enforcement. Most codes require lights to be shielded and aimed so they don't illuminate neighboring properties.
Are holiday lights exempt from light trespass rules?
Temporary holiday displays are often exempt during the holiday season, typically November through January. However, they still cannot create a safety hazard.
Compare other topics
See how Lincoln and Roseville compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool