Landscape Lighting Calculator
Calculate spacing and number of landscape lights needed
About this calculator
The Landscape Lighting Calculator helps homeowners and professionals determine the optimal number and spacing of lights needed for outdoor lighting projects. By calculating proper light placement, you can achieve even illumination while avoiding over-lighting or dark spots. This tool ensures you purchase the right quantity of fixtures and create a well-balanced lighting design that enhances your property's safety, security, and aesthetic appeal while maximizing energy efficiency and minimizing installation costs.
How to use
Enter your landscape area dimensions (length and width) and select your desired light type and spacing preferences. The calculator will determine the optimal number of lights needed and recommend proper spacing distances. Review the results to plan your lighting layout and create a shopping list for your project.
Frequently asked questions
What spacing is recommended for pathway lights?
Pathway lights should typically be spaced 6-8 feet apart for adequate illumination and safety, though this can vary based on light output and path width.
How do I calculate lights needed for irregularly shaped areas?
Break irregular areas into rectangular sections, calculate each section separately, then add the totals together for the complete lighting requirement.
Should I consider light overlap in my calculations?
Yes, plan for 20-30% light overlap between fixtures to ensure even illumination and eliminate dark spots in your landscape lighting design.