What is the typical ground snow load in New York?

Typical lowland ground snow loads in New York run from about 30 to 70 PSF for planning purposes. Actual jurisdictional values vary by county and elevation — always verify with your local building department.

Do all New York counties use the same snow load?

No. Counties commonly adopt different design snow load values based on local snow history and elevation. Confirm the value used on your permit set.

Do steel buildings in New York need special snow engineering?

Every North Point Steel steel structure ships with sealed engineering for the permit jurisdiction, sized for local snow, wind, seismic, and code requirements.

Does roof pitch matter in New York?

Yes. Steeper pitches shed snow more easily and reduce the ASCE 7 slope factor on smooth, cold metal roofs. Drift, slide loads onto porches, and unbalanced loads still need to be checked by the engineer.

Is this an official code value for New York?

No. This is a planning-level reference only. Official design snow load comes from ASCE 7 and the code adopted by the local building department.

Snow Load Reference · NY

New York Snow Loads

Typical ground snow load in New York: 30–70 PSF for planning. Actual design values are set by your local jurisdiction and confirmed by a licensed engineer.

Planning and educational reference only. Verify final design snow loads with your building manufacturer, engineer of record, and local building department.

Typical Ground Snow Load

30–70 PSF

Very High · 50+ PSF

Regional considerations

New York City area typically 30 PSF; Buffalo/Rochester lake-effect zones and the Tug Hill Plateau routinely exceed 90 PSF. Adirondacks and Catskills trend high.

Designing a steel building in New York

Roof framing: purlin spacing and rafter depth sized to the jurisdictional design snow load, not a rule of thumb.
Drift & unbalanced loads: checked against parapets, adjacent rooflines, and rooftop equipment.
Snow slide: smooth steel panels shed snow — slide loads onto porches, lean-tos, and adjacent buildings are part of the design.
Foundations: snow-driven column reactions size piers, anchor bolts, and slab reinforcement.

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Planning reference only — not an official code value. Confirm final design snow loads with your building manufacturer, engineer of record, and the New York permitting authority.