Snow Load in Idaho

44 counties — Average 11.8 PSF (Light)

Light (25.0%) Case Study (75.0%)

Light — 11 counties with 1–20 PSF. Standard roof construction is typically sufficient.

Case Study — 33 counties where snow loads vary too much to assign one number. A licensed engineer must determine the load for your specific site.

Based on ASCE 7-22, the national standard for structural snow loads used by engineers and building codes across the US.

Idaho Snow Load Map

Counties colored by snow load classification.

Idaho

Source: ASCE 7-22 ground snow load data

What is the snow load in Idaho?

Idaho has an average ground snow load of 11.8 PSF, classified as light. Out of 44 counties: 11 light, 33 case study.

Which Idaho counties have the highest snow load?

33 counties require a site-specific case study. See the county table above for a complete breakdown.

How do I check snow load for my Idaho address?

Enter your ZIP code in the search box above to see your area's ASCE 7-22 ground snow load, classification, and roof snow load calculator.

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