Folsom vs Isleton
How do dark sky rules rules compare between Folsom, CA and Isleton, CA?
Folsom and Isleton have similar restriction levels.
Folsom, CA
Sacramento County
Folsom Municipal Code Title 17 requires outdoor lighting to be shielded and directed downward to reduce glare and light pollution. Lighting plans are required for new commercial development. No formal Dark Sky designation, but Folsom Lake SRA areas favor minimal lighting.
View full Folsom rules →Isleton, CA
Sacramento County
Sacramento County Zoning Code includes outdoor lighting standards requiring shielded fixtures, limits on illumination spillover, and uplighting restrictions. Agricultural and rural-residential zones have stricter dark-sky provisions to protect night skies. New commercial development must meet Title 24 Part 6 energy-efficiency outdoor lighting standards.
View full Isleton rules →Key Facts Comparison
| Fact | Folsom | Isleton |
|---|---|---|
| Code location | FMC Title 17 | - |
| Fixtures | Full-cutoff/shielded | Full cutoff shielded |
| Commercial | Photometric plan required | - |
| Sports lights | Curfew conditions | - |
| Dark Sky | No IDA designation | - |
| Title 24 | - | Part 6 for commercial |
| Uplighting | - | Restricted/banned most zones |
| Trespass | - | Typically 0.5 fc at property line |
| Rural | - | Stricter dark-sky rules |
Highlighted rows indicate differences between cities.
Folsom FAQ
Do Folsom homeowners need a lighting plan?
No. Residential outdoor lighting does not require a photometric plan. However, fixtures cannot cause direct glare onto neighboring property or the public right-of-way.
Who enforces this in Folsom?
Folsom code enforcement at (916) 355-7285 handles most complaints.
Isleton FAQ
Can I put up spotlights on my house?
Residential security lighting is generally allowed but must not cast excessive light onto neighboring property. Motion-activated and shielded fixtures are preferred.
Does the county have a dark-sky ordinance?
Sacramento County regulates outdoor lighting through Title 3 with shielding and spillover limits but does not have a formal International Dark-Sky Association ordinance.
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