Dark Sky Rules: Gaithersburg vs Takoma Park
How do dark sky rules rules compare between Gaithersburg, MD and Takoma Park, MD?
Gaithersburg and Takoma Park have similar restriction levels.
Gaithersburg, MD
Montgomery County
Gaithersburg regulates outdoor lighting through its zoning and development review process. New commercial and multi-family developments must use fully shielded fixtures that minimize light pollution and glare. Montgomery County adopted lighting standards that limit the amount of light trespass onto neighboring properties. Residential exterior lighting is less regulated but must not create a nuisance.
View full Gaithersburg rules →Takoma Park, MD
Montgomery County
Chapter 59 requires all new exterior lighting to be full-cutoff fixtures. Light trespass limited to 0.5 foot-candles at residential property lines.
View full Takoma Park rules →Key Facts Comparison
| Fact | Gaithersburg | Takoma Park |
|---|---|---|
| Commercial Standard | Full-cutoff fixtures required | - |
| Property Line Limit | Typically 0.5 footcandles max | - |
| Photometric Plan | Required for new development | - |
| HOA Rules | May specify fixture styles | - |
| Planning Contact | 301-258-6330 | - |
| Fixture Type | - | Full-cutoff (fully shielded) required |
| Max Height (Residential) | - | 15 feet |
| Light Trespass Limit | - | 0.5 foot-candles at property line |
| Code | - | Chapter 59, Division 6.4 |
Highlighted rows indicate differences between cities.
Gaithersburg FAQ
Does Gaithersburg have dark sky lighting rules?
Gaithersburg requires fully shielded, full-cutoff fixtures for commercial and multi-family developments. Light trespass at property lines is limited. While not a formal dark-sky ordinance, these standards reduce light pollution.
Can I complain about a neighbor's bright outdoor lights in Gaithersburg?
Yes. If a neighbor's outdoor lighting creates excessive glare or light trespass, you can file a complaint with Code Enforcement at 301-258-6330. The city may require the neighbor to redirect or shield the lighting.
Do HOAs in Gaithersburg regulate outdoor lighting?
Yes. HOA communities like Kentlands and Lakelands typically have architectural guidelines specifying approved fixture types, wattage limits, and placement. Check your HOA CC&Rs for specific requirements.
Takoma Park FAQ
Does Montgomery County have dark sky lighting rules?
Yes. All new exterior lighting must use full-cutoff fixtures that direct light downward. The Agricultural Reserve zone has stricter requirements. Light trespass at residential property lines must not exceed 0.5 foot-candles.
Do I need to replace my existing outdoor lights?
Existing fixtures are grandfathered. However, when you replace or renovate outdoor lighting, new fixtures must comply with the full-cutoff shielding standard.
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