Dark Sky Rules: Des Plaines vs Oak Park

Does Des Plaines have a dark sky ordinance?

The City does not have a formal dark sky designation, but its zoning lighting standards require full cutoff fixtures for commercial lighting and limit light trespass at residential property lines.

Can my neighbor's bright security light shine into my window?

Excessive light trespass into a living area may be a nuisance violation. Try a neighborly conversation first; if unresolved, contact Code Enforcement at (847) 391-5300.

What lighting rules apply to my yard?

Residential outdoor lighting is loosely regulated, but fixtures should be aimed and shielded to avoid significant glare or light trespass onto neighboring properties.

Does Oak Park have dark sky lighting rules?

While Oak Park does not have a standalone dark sky ordinance, its zoning and building codes require outdoor lighting to be directed downward and shielded to prevent light trespass and glare onto neighboring properties.

Can my neighbor's flood light shine into my yard?

No. Outdoor lighting must be positioned and shielded to avoid illuminating adjacent properties. You can file a complaint with Code Enforcement at (708) 358-5440 if a neighbor's lighting causes light trespass.

What type of outdoor fixtures does Oak Park recommend?

Full cutoff fixtures that eliminate upward light emission are encouraged. All outdoor lighting should be directed downward and shielded so the light source is not visible from neighboring properties.