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Guttenberg, Hudson County · New Jersey
Can you build an ADU in Guttenberg, NJ?
An accessory dwelling unit (ADU), a granny flat, in-law suite, or backyard home, can add rental income or family space. Whether Guttenberg allows one, and how big, comes down to the town’s zoning and your specific lot. Here’s what we know, and how to check yours.
Guttenberg zoning & ADU rules
Max height (residential)
550 ft
Max stories
50
We've mapped Guttenberg's residential zoning. An ADU on your lot follows the town's accessory-structure standards: check your specific address for the exact size, height, and setback it allows.
Source: https://ecode360.com/GU4099 (R-1)
Guttenberg’s ADU rules, cited
- Guttenberg does not currently permit ADUs by right, so a variance may be needed.
Sources: Town of Guttenberg Code Chapter 28 (Zoning), Section 28-4.5 (District Regulations for R-1 Low-Density Residential Zone), Section 28-5.2 (Exclusions) and Section 28-5.19 (Location of Accessory Uses in Residence Districts). Read 2026-10-03 from the zoneomics mirror of the ecode360 text (ecode360 returns 403 to direct fetch). Section 28-5.2: 'The omission of any use or type of use from the Schedule shall be deemed to be an exclusion thereof from all districts.' R-1 permits one-family and two-family detached dwellings, with accessory uses limited to off-street parking or garages, home professions, home occupations, pools, signs and public parks. No accessory dwelling unit or accessory apartment use exists in any district.
See exactly what your lot allowsAccessory dwelling units (ADUs) in Guttenberg, New Jersey
New Jersey has no single statewide ADU law. Each of the state's 564 municipalities, Guttenberg (Hudson County, NJ) included, sets its own zoning for accessory dwelling units (granny flats, in-law suites, backyard homes). Whether you can build one in Guttenberg, how big, and how tall depends on the town's ordinance and your specific lot. We've mapped Guttenberg's residential zoning: buildings are capped around 550 ft / 50 stories. Your ADU follows the town's accessory-structure standards on top of that.
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ADU FAQ
Can I build an ADU in Guttenberg, NJ?
Guttenberg sets its own ADU rules, and we've mapped its residential zoning. Whether your specific lot qualifies, and how big an ADU it allows, comes down to your parcel's size, setbacks, and the accessory-structure standards. Check your Guttenberg address to see for sure, free.
How much does an ADU cost in Guttenberg?
A detached ADU in Guttenberg typically runs $150,000 to $300,000+ all-in depending on size, site, and finishes. The build is financed and the rent helps carry the loan. You own the home.
Do I need to live on-site to build an ADU in Guttenberg?
Some NJ towns require owner-occupancy; others (like Jersey City) don't. We check Guttenberg's specific ordinance for you when you run your address.
See exactly what your Guttenberg lot allows
Enter your address and we read Guttenberg’s zoning against your parcel and tell you if an ADU fits, how big, and what it could earn. Free.
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