Chandelier Size Calculator
Lumetopia · Free Tool
Chandelier Size Calculator
Enter your room measurements and get the designer-recommended fixture size in seconds — the same formulas interior designers use.
Living / Bedroom
Dining Table
Kitchen Island
Foyer / Staircase
Formulas: fixture diameter ≈ room length + width (ft) converted to inches · fixture height ≈ 2.5–3" per foot of ceiling · dining fixtures ≈ ½–⅔ of table width, hung 32–36" above · island pendants ≈ ¼ of island length. Ceilings over 10 ft: size up 15–20%.
Not sure? Send us your room.
Email a photo of your space and its measurements to support@lumetopia.com — we'll recommend the right fixture and size within 24 hours, free.