Dark Sky Rules: Citrus Heights vs Isleton
How do dark sky rules rules compare between Citrus Heights, CA and Isleton, CA?
Citrus Heights and Isleton have similar restriction levels.
Citrus Heights, CA
Sacramento County
Citrus Heights requires shielded, downward-directed outdoor lighting for new commercial and multifamily development to reduce glare and light pollution. Title 24 Part 6 (CA Energy Code) mandates efficient, cutoff luminaires. No formal Dark Sky ordinance exists.
View full Citrus Heights rules →Isleton, CA
Sacramento County
Unincorporated Sacramento County has no comprehensive dark-sky ordinance for single-family homes. However, the Zoning Code requires full cut-off, shielded, downward-directed lighting for multifamily, commercial, and parking-area fixtures (Sec. 5.4.3, 5.9.4.G) to reduce light pollution and glare, referencing IESNA standards.
View full Isleton rules →Key Facts Comparison
| Fact | Citrus Heights | Isleton |
|---|---|---|
| Formal Ordinance | None (no IDA designation) | - |
| Fixture Type | Shielded, full-cutoff | - |
| State Code | Title 24 Part 6 | - |
| Commercial | Controls & BUG ratings | - |
| Spillover | Cannot cross property line | - |
| Comprehensive dark-sky ordinance | - | None for single-family homes |
| Multifamily/commercial fixtures | - | Full cut-off, fully shielded, downward-directed |
| Standard referenced | - | IESNA full cut-off definition |
| Parking-area lighting | - | No fixture may illuminate off-site (Sec. 5.9.4.G) |
| Timing controls | - | Timer/photocell, dusk-to-dawn operation (multifamily) |
| Code section | - | Zoning Code Sec. 5.4.3, 5.9.4.G |
Highlighted rows indicate differences between cities.
Citrus Heights FAQ
Is Citrus Heights a Dark Sky community?
Not an official IDA Dark Sky designation, but new development requires shielded lighting to minimize pollution and trespass.
Does my house need shielded lights?
Not strictly required on existing homes, but nuisance complaints from neighbors can still prompt enforcement if lighting trespasses significantly.
Isleton FAQ
Does unincorporated Sacramento County have a dark-sky ordinance?
Not a comprehensive one for single-family homes. The Zoning Code requires full cut-off, shielded, downward-aimed lighting for multifamily, commercial, and parking-area uses (Sections 5.4.3 and 5.9.4.G) to limit light pollution, referencing IESNA standards.
What lighting standard applies to a new apartment or commercial parking lot?
New fixtures must be full cut-off as defined by IESNA, fully shielded or recessed, and directed downward and away so that no fixture illuminates an area outside the site, per Sections 5.4.3 and 5.9.4.G.
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