Find a licensed roofer in Smithtown, NY

Who licenses roofers in Smithtown

• Suffolk County's home improvement law names roofing as home improvement work and makes it unlawful to run a business the law regulates without a county license, unless an exemption applies.
• Suffolk Consumer Affairs warns that unlicensed contractors are subject to arrest and prosecution for working without a license.

State rules and the lookup steps: how to check a roofer's license.

What the Town of Smithtown requires

• Simple re-shingling or re-covering needs no permit, but a permit is required when the roofline changes or new gables or pitches are added.
• The Town always requires a permit for a skylight.
• The Town's building FAQ notes that state code allows no more than two layers of shingles.

The Town of Smithtown Building Department handles permits ((631) 360-7520). Our Town of Smithtown permit guide covers how to apply, inspections and certificates.

Homes in Smithtown: what the Census shows

Across the Town of Smithtown, villages included, the median home was built in 1968, and 24% of homes were built before 1960. 86% of homes here are single-family detached houses, and 89% are owner-occupied.

What roofing work costs here

Labor is a large part of any price. Long Island roofers earn a median $76,589 a year, from about $51,316 at entry level to $87,302 with experience. (New York State Department of Labor, wages updated to the first quarter of 2026.) Prices come from written estimates; more in the roofing cost guide.

Before you hire in Smithtown

• Ask for the license number the work needs here (see who licenses roofers above), and check it before you sign.
• Ask who files with the Town of Smithtown Building Department, and who books the inspections.
• Is the price for a tear-off or an overlay, and how many layers are on the roof now?
• What happens if the sheathing under the old roof is rotten, and how is that priced?