OmniEstimate · Roofing · Skylights

Skylight Replacement Cost Calculator

Tell us about the skylight you are replacing and get a planning estimate with a full cost breakdown in under a minute.

1Your roof

Project ZIP code Please enter a valid 5-digit US ZIP code.

Roofing material – roofing around the skylight is lifted and re-laid

Please choose your roofing material.

Stories / levels

1 Story2 Story3+ Story

Please make a selection.

Roof pitch (rise per 12″ run)

Flatunder 2/12Low3–4/12Medium5–7/12Steep8–10/12Very steep11+/12

Steeper roofs cost more to work on safely.Please make a selection.

2Your new skylight

Replacement skylight type – the new skylight you want

Please choose a skylight type.

Skylights to replace

1234+

Replacing several at once lowers the labor cost per skylight. “4+” is priced as four.Please make a selection.

Skylight size

Smallabout 2 × 2 ftMediumabout 2 × 4 ftLargeabout 4 × 4 ft

Choose the size of the new skylight.Please make a selection.

Tube diameter

10 inchhalls, closets, small baths14 inchkitchens and larger rooms

Please make a selection.

Glass type

Standardtempered double-paneLaminated Low-Ebetter insulation, safer glassImpact or triple-panestorm zones, extreme climates

Please make a selection.

3Replacement details

How is the existing skylight mounted?

Deck-mountedsits low, close to the roofCurb-mountedsits on a raised box frameNot surewe will assume deck-mounted

A new skylight usually drops onto an existing curb, which takes less labor. Flat roofs are priced as curb-mounted.Please make a selection.

Opening size

Same sizenew skylight fits the existing openingDifferent sizeopening must be reframed

Changing the size means reframing the opening and patching the roof deck and drywall.Please make a selection.

Flashing

New flashing kitmatched to the new skylight – the lasting fixReuse existing flashinglower cost, higher leak risk

Old flashing is a common cause of leaks after a replacement.Please make a selection.

Ceiling and shaft condition inside

Goodno interior repairsWater stainsseal stains and repaintDamaged drywallreplace, finish and paint

Please make a selection.

Power for the skylight motor

New wiring neededexisting skylight is not poweredWiring already in placereconnect the new motor

Please make a selection.

Options

Allow for hidden damageContingency for rotted decking or framing around an old or leaking skylight Add skylight blinds or shadesFactory-fit blinds to control light and heat Include a permit allowanceRequirements vary; more likely when the opening is resized

Please fix the highlighted fields and try again.

Free planning estimate · no obligation