Roof Contractor in Jersey City, NJ | Gaby Roofing
Family-owned roofing contractor in Jersey City NJ for 20+ years. Modified bitumen torch down, Tri-Built 985 silicone coatings, Owens Corning shingle work — written warranties, free evaluations, and we know the Jersey City building department by name.
Roofing Services
in Jersey City
Jersey City’s roof stock is the most varied in Hudson County — historic Downtown brownstones, the Heights district’s pitched-roof colonials, Journal Square multifamilies, and Bergen-Lafayette frame houses each demand different systems. We handle torch-down modified bitumen on the brownstones, Owens Corning architectural shingles in the Heights, and silicone restorations across the multifamily belt down to Greenville. Twenty years of relationships with Jersey City’s Department of Housing, Economic Development & Commerce on Grove Street means our filings clear faster than out-of-area contractors’.
Flat Roofing
Modified bitumen torch-down and Tri-Built 985 silicone coatings — the systems that hold up to Jersey City winters and Hudson humidity.
Learn more →Shingle Roofing
Owens Corning architectural shingles for the pitched roofs you’ll find around Jersey City and the surrounding Hudson County area.
Learn more →Exterior Siding
Hardie board, vinyl, and full façade replacements — paired with roofing for whole-exterior projects.
Learn more →Why Flat Roofs Dominate Jersey City
Walk down almost any block in Jersey City and you’ll see the same pattern overhead: low-slope roofs, parapet walls, and the occasional roof deck. Jersey City’s housing stock is dominated by attached row homes and multi-family buildings, and almost every one of them was built with a flat or low-slope roof. That’s why we’ve doubled down as a flat roof specialist serving Jersey City — it’s what most of the city’s roof inventory actually is.
Silicone restoration over a Hudson County flat roof.
Row Homes, Roof Decks,
and Drainage in Jersey City
Jersey City roofs aren’t just “flat roofs.” They’re attached row-home and multi-family flat roofs sitting on older buildings, often shared at the parapet wall with neighbors on both sides, with rooftop decks, pavers, planters, and HVAC units carved into them. Drainage isn’t optional — it’s the difference between a dry basement and a flooded ground floor.
We handle roof deck rebuilds, scupper and internal drain replacements, parapet wall flashings, and proper slope-to-drain engineering on every Jersey City job. We also work around the realities — staging on narrow side yards, scheduling around your neighbors, hauling material up four flights when there’s no rear access.
That’s the part most out-of-town contractors get wrong. We’ve been doing it in Jersey City for 20+ years.
JC’s six neighborhoods each carry different roof needs — Heights pitched roofs catch wind off the river and need 130 mph-rated shingles, Downtown brownstones need parapet flashing and roof-deck expertise, Journal Square multifamilies need systems that can be replaced without displacing tenants, and the West Side single-families run more like suburban roofs. Different specs, different prices, different installation timelines.
Jersey City Roofing
Permits, Inspections, &
The Building Department
Two decades of fostering relationships with the Jersey City building department and inspectors means we pull permits faster, schedule inspections sooner, and keep your project on schedule. No back-and-forth, no surprise hold-ups, no learning curve on your project.
- Permit applications submitted same-week, often next-day
- Familiarity with Jersey City’s historic preservation overlays
- Coordination with co-op and condo boards
- Side-yard and rear-yard staging logistics for narrow row homes
The 25% Rule in Jersey City
New Jersey’s reroofing code limits how many roofing layers can be added before a full tear-off is required — and how much repair you can do before the entire roof is treated as a replacement.
Under New Jersey code, if more than 25% of a roof needs replacement within any 12-month period, the entire roof must be brought up to current code — including ice-and-water shield, drip edge, and proper underlayment.
For Jersey City homeowners, this matters because patchwork repairs on an aging flat roof can quickly cross the 25% line. We assess every job up-front and tell you exactly where you stand: small repair, full replacement, or a silicone restoration that rides between the two.
Why it matters: doing this wrong opens you up to permit revocation, failed inspections, and insurance issues at sale time.
Local Jersey City Roofing Company
Jersey City has more roof types than any other Hudson County town — Downtown brownstones along Newark and Wayne, Heights wood-frame Victorians off Central Ave, the multifamily belt through Journal Square and Bergen-Lafayette, and the suburban single-families out toward West Side. We’ve worked on every type, and the variety is why we charge based on what your specific roof actually needs — not a per-square pricing chart.
We’re not a franchise, not a national chain, and we don’t have a sales team. When you call (201) 638-8556 you talk to an actual roofer. When you book an estimate, the owner shows up. That’s the difference.
What Our Jersey City Clients Say
Recent reviews from homeowners and property managers around the city.
“We had a fantastic experience getting our roof re-done by Gaby Roofing. We are always looking to use local contractors, and this company is a fantastic choice.”
“A very professional, timely, detailed installation. Gaby Roofing kept me informed of all the steps throughout the process. I highly recommend them!”
“Had a wonderful experience. Great communicators. They came as promised. Worked quickly and cleanly. Damien answers you whenever you call or text him.”
Roofing FAQ — Jersey City
Get a Free Jersey City Roof Inspection
Same-week site visits. Honest pricing. Twenty-plus years of doing right by Hudson County homeowners.