# ADU Craft New York

> ADU builder for one- and two-family homes in New York City: backyard ADUs, garage conversions, basement and cellar ADUs, attic ADUs, plus design and DOB permits. Licensed and insured.

Service area and contact: see https://aducraftnewyork.com/contact. No phone number is published; requests go through the website form. Prices on this site are published ranges, not quotes. Updated October 2026.

## Main pages

- [About ADU Craft New York | NYC ADU Builder](https://aducraftnewyork.com/about): ADU Craft New York designs, files and builds ADUs for one- and two-family homes in Queens, Staten Island, Brooklyn and the Bronx. Licensed and insured.
- [NYC Boroughs We Serve for ADUs | ADU Craft New York](https://aducraftnewyork.com/areas): ADU Craft New York builds ADUs in Queens, Staten Island, Brooklyn and the Bronx. How the City of Yes ADU rules play out in each borough.
- [Request an ADU Lot Check in NYC | ADU Craft New York](https://aducraftnewyork.com/contact): Request an ADU lot check for your Queens, Staten Island, Brooklyn or Bronx home. We check zoning, flood maps and building type.
- [NYC ADU Guides (Updated October 2026) | ADU Craft New York](https://aducraftnewyork.com/guides): Straight answers on NYC ADUs: cost, eligibility, flood zones, basement legalization, DOB permits and rent, updated October 2026.
- [ADU Builder in New York City | ADU Craft New York](https://aducraftnewyork.com/): ADU builder for one- and two-family homes in Queens, Staten Island, Brooklyn and the Bronx: backyard ADUs, garage conversions, basement, cellar and attic units.
- [Our NYC ADU Process, Step by Step | ADU Craft New York](https://aducraftnewyork.com/process): How ADU Craft New York builds an ADU: lot check, site visit, written itemized quote, design, DOB filing, construction, inspections and certificate of occupancy.
- [ADU Types for NYC One- and Two-Family Homes | ADU Craft New York](https://aducraftnewyork.com/services): Compare NYC ADU types: backyard ADUs, garage conversions, basement and cellar ADUs, attic ADUs, and design and DOB permits under City of Yes rules.

## Guides

- [ADU Design and DOB Permits in NYC | ADU Craft New York](https://aducraftnewyork.com/adu-design-and-permits): ADU design and NYC Department of Buildings permits: DOB NOW filing, Alt-CO vs New Building jobs, registered design professionals, pre-approved plans and the CO.
- [Attic ADUs in New York City | ADU Craft New York](https://aducraftnewyork.com/attic-adu): Attic ADUs in NYC: headroom, sprinklers, DOB Alt-CO filing, one- vs two-family homes, and flood area elevation rules as of October 2026.
- [Backyard ADU Builder in New York City | ADU Craft New York](https://aducraftnewyork.com/backyard-adu): Backyard ADUs in NYC under City of Yes: 800 sq ft, one story and 15 feet, setbacks, rear yard coverage, access path, sprinklers and where they are not allowed.
- [Basement and Cellar ADUs in New York City | ADU Craft New York](https://aducraftnewyork.com/basement-cellar-adu): Basement and cellar ADUs in NYC as of October 2026: basement vs cellar, ceiling height, egress, sprinklers, water sensors, radon certification and flood zone bans.
- [ADU Builder in Brooklyn, NY | ADU Craft New York](https://aducraftnewyork.com/brooklyn): Building an ADU in Brooklyn: why rowhouses are excluded, historic district limits, the Special Bay Ridge District, flood areas and which homes qualify.
- [Can I Build an ADU in a Flood Zone in NYC? (October 2026)](https://aducraftnewyork.com/can-i-build-an-adu-in-a-flood-zone-in-nyc): NYC ADU flood rules as of October 2026: basement, cellar and backyard ADUs banned in DEP flood risk areas, and elevation rules for above-grade ADUs.
- [Can I Build an ADU on My NYC Property? (October 2026)](https://aducraftnewyork.com/can-i-build-an-adu-on-my-nyc-property): NYC ADU eligibility as of October 2026: one- and two-family homes, no rowhouses, owner occupancy, 800 sq ft, zoning districts, historic districts and flood maps.
- [Can I Legalize My Basement Apartment in NYC? (October 2026)](https://aducraftnewyork.com/can-i-legalize-my-basement-apartment-in-nyc): Legalizing a basement or cellar apartment in NYC as of October 2026: the new ADU path, the Local Law 126 pilot, April 20, 2024 occupancy and the 2029 deadline.
- [Do I Need a Permit to Build an ADU in NYC? (October 2026)](https://aducraftnewyork.com/do-i-need-a-permit-to-build-an-adu-in-nyc): NYC ADU permits as of October 2026: DOB NOW filing, Alt-CO and New Building jobs, design professionals, pre-approved plans, DOHMH certification and the CO.
- [Garage Conversion ADUs in New York City | ADU Craft New York](https://aducraftnewyork.com/garage-conversion-adu): Convert a garage into an ADU in Queens, Staten Island, Brooklyn or the Bronx: how NYC treats garage conversions, height over parking, flood elevation and DOB filing.
- [How Much Does an ADU Cost in New York City? (October 2026)](https://aducraftnewyork.com/how-much-does-an-adu-cost-in-new-york-city): NYC ADU costs as of October 2026: the limited published estimates, soft and hard cost items, sprinkler and flood factors, and Plus One financing.
- [How Much Rent Can an ADU Make in NYC? (October 2026)](https://aducraftnewyork.com/how-much-rent-can-an-adu-make-in-nyc): NYC ADU rent as of October 2026: StreetEasy median asking rents for Brooklyn and Queens, what sets an ADU's rent, and Plus One rent restrictions.
- [ADU Builder in Queens, NY | ADU Craft New York](https://aducraftnewyork.com/queens): Building an ADU in Queens: eligible detached and semi-detached homes, flood risk areas near the bays, garage conversions, basement and attic units.
- [ADU Builder on Staten Island, NY | ADU Craft New York](https://aducraftnewyork.com/staten-island): Building an ADU on Staten Island: detached homes with yards, R1-2A, R2A and R3A limits on backyard ADUs, shoreline flood maps and other ADU types.
- [ADU Builder in the Bronx, NY | ADU Craft New York](https://aducraftnewyork.com/the-bronx): Building an ADU in the Bronx: eligible one- and two-family homes, waterfront flood areas, contextual zoning, garage and attic options, and Plus One financing.