How much does skylight installation cost?

Updated March 25, 2026 · Expert-verified answer

Quick Answer

Skylight installation costs $1,000-$3,000 per skylight. Fixed cheapest, venting costs more, tubular most affordable.

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Cost Breakdown

Service Low High Notes
Fixed skylight 500 1500 Non-opening
Venting skylight 1000 3000 Opens for ventilation
Tubular skylight 500 1000 Small spaces, easiest install

Skylight Installation Cost

Skylights bring natural light and reduce energy costs.

Types

Fixed: $500-$1,500 installed. Venting: $1,000-$3,000. Tubular: $500-$1,000 for small spaces.

Installation

Cutting through roof/ceiling, framing, flashing, waterproofing. Professional installation essential to prevent leaks.

Energy Impact

Reduces lighting costs. Low-E glass manages heat. Energy Star models qualify for tax credits.

Maintenance

Clean annually. Inspect seals yearly. Replace weatherstripping every 5-10 years.

Related Questions

Do skylights leak?

Properly installed, rarely. Most leaks from bad installation or failed flashing.

Best placement?

North for consistent light. South for most light but may overheat in summer.

Add home value?

Yes, especially in kitchens, bathrooms, and dark interior spaces.