Snow Load in Wisconsin

72 counties — Average 43.4 PSF (Heavy)

36

36

Moderate (50.0%) Heavy (50.0%)

Moderate — 36 counties with 21–40 PSF. Roofs need reinforced framing to handle regular snow buildup.

Heavy — 36 counties with 41–60 PSF. Engineered roof systems required for significant snow accumulation.

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

Wisconsin Snow Load Map

Counties colored by snow load classification.

Highest Snow Load Counties

Ashland60 PSF

Barron50 PSF

Bayfield60 PSF

Buffalo50 PSF

Burnett60 PSF

Chippewa50 PSF

Clark50 PSF

Door50 PSF

Douglas60 PSF

Dunn50 PSF

Eau Claire50 PSF

Florence60 PSF

+24 more

Wisconsin

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All 72 Counties — By Snow Load

County	Classification	Snow Load
Adams	Moderate	35 PSF
Ashland	Heavy	60 PSF
Barron	Heavy	50 PSF
Bayfield	Heavy	60 PSF
Brown	Moderate	40 PSF
Buffalo	Heavy	50 PSF
Burnett	Heavy	60 PSF
Calumet	Moderate	35 PSF
Chippewa	Heavy	50 PSF
Clark	Heavy	50 PSF
Columbia	Moderate	30 PSF
Crawford	Moderate	30 PSF
Dane	Moderate	30 PSF
Dodge	Moderate	30 PSF
Door	Heavy	50 PSF
Douglas	Heavy	60 PSF
Dunn	Heavy	50 PSF
Eau Claire	Heavy	50 PSF
Florence	Heavy	60 PSF
Fond du Lac	Moderate	30 PSF
Forest	Heavy	60 PSF
Grant	Moderate	30 PSF
Green	Moderate	30 PSF
Green Lake	Moderate	35 PSF
Iowa	Moderate	30 PSF
Iron	Heavy	60 PSF
Jackson	Heavy	50 PSF
Jefferson	Moderate	30 PSF
Juneau	Moderate	35 PSF
Kenosha	Moderate	25 PSF
Kewaunee	Moderate	40 PSF
La Crosse	Moderate	40 PSF
Lafayette	Moderate	30 PSF
Langlade	Heavy	50 PSF
Lincoln	Heavy	60 PSF
Manitowoc	Moderate	35 PSF
Marathon	Heavy	50 PSF
Marinette	Heavy	60 PSF
Marquette	Moderate	35 PSF
Menominee	Heavy	50 PSF
Milwaukee	Moderate	30 PSF
Monroe	Moderate	40 PSF
Oconto	Heavy	50 PSF
Oneida	Heavy	60 PSF
Outagamie	Moderate	40 PSF
Ozaukee	Moderate	30 PSF
Pepin	Heavy	50 PSF
Pierce	Heavy	50 PSF
Polk	Heavy	50 PSF
Portage	Moderate	40 PSF
Price	Heavy	60 PSF
Racine	Moderate	30 PSF
Richland	Moderate	30 PSF
Rock	Moderate	25 PSF
Rusk	Heavy	60 PSF
Sauk	Moderate	30 PSF
Sawyer	Heavy	60 PSF
Shawano	Heavy	50 PSF
Sheboygan	Moderate	30 PSF
St. Croix	Heavy	50 PSF
Taylor	Heavy	50 PSF
Trempealeau	Heavy	50 PSF
Vernon	Moderate	40 PSF
Vilas	Heavy	60 PSF
Walworth	Moderate	25 PSF
Washburn	Heavy	60 PSF
Washington	Moderate	30 PSF
Waukesha	Moderate	30 PSF
Waupaca	Heavy	50 PSF
Waushara	Moderate	35 PSF
Winnebago	Moderate	35 PSF
Wood	Heavy	50 PSF

Source: ASCE 7-22 ground snow load data

Frequently Asked Questions

What is the snow load in Wisconsin?

Wisconsin has an average ground snow load of 43.4 PSF, classified as heavy. Out of 72 counties: 36 moderate, 36 heavy.

Which Wisconsin counties have the highest snow load?

Wisconsin has 36 counties with heavy snow load (41-60 PSF). See the county table above for a complete breakdown.

How do I check snow load for my Wisconsin 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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