Find a licensed shed builder in Shelter Island, NY

Who licenses shed builders in Shelter Island

• Suffolk's home improvement law is not limited to the trades it lists: its definition extends to other improvements to structures or upon land within residential property.
• Shelter Island requires home improvements to be performed by a licensed contractor holding a Shelter Island license.
• Shelter Island's notice to contractors says every contractor or subcontractor working on the island, landscapers included, needs a town license.
• Shelter Island takes home improvement license applications online, and a new license needs a $250 check to the town, a liability certificate naming the town as certificate holder and, if applicable, a workers' compensation certificate.

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

What the Town of Shelter Island requires

• Shelter Island requires a permit for a shed, carport, gazebo, outdoor shower or pergola, and the structure must comply with setbacks.

The Town of Shelter Island Building Department handles permits (631-749-0772). Our Town of Shelter Island permit guide covers how to apply, inspections and certificates.

Homes in Shelter Island: what the Census shows

Across the Town of Shelter Island, villages included, the median home was built in 1980, and 28% of homes were built before 1960, 23% before 1940. 95% of homes here are owner-occupied, and 96% are single-family detached houses.

What shed building costs here

Labor is a large part of any price. Long Island carpenters earn a median $78,841 a year, from about $54,732 at entry level to $97,440 with experience. (New York State Department of Labor, wages updated to the first quarter of 2026.) Prices come from written estimates; more in the sheds cost guide.

Before you hire in Shelter Island

• Ask for the license number the work needs here (see who licenses shed builders above), and check it before you sign.
• Ask who files with the Town of Shelter Island Building Department, and who books the inspections.
• What base or footings will you use?
• Is delivery, assembly and removal of the old shed included?