Gutters, roofing, siding and windows in Hermantown, MN

• Gutters in Hermantown

  St. Louis County averages 29.6 inches of precipitation a year (NOAA 1991–2020 normals). One inch of rain on 1,000 square feet of roof is about 623 gallons of water for the gutters to carry.

• Roofing in Hermantown

  3 of the 37 hail events on record within 10 miles of Hermantown from 2016 through March 31, 2026 had hail 1.5 inches or larger. The National Weather Service counts hail of 1 inch or larger as severe.

• Siding in Hermantown

  The strongest thunderstorm wind on record within 10 miles of Hermantown from 2016 through September 22, 2025 was 100 mph. The National Weather Service counts a thunderstorm wind of 58 mph or more as severe.

• Windows in Hermantown

  52% of homes in the 2 ZIP codes that cover Hermantown were built before 1980. A home built before 1980 was built before the energy codes in force today were written.

Source: NOAA Storm Events Database (hail events through March 31, 2026; thunderstorm-wind and tornado events through September 22, 2025); American Community Survey 2023, 5-year; NOAA 1991–2020 climate normals.

Our pages cover 2 ZIP codes of Hermantown: 55811 and 55810. ZIP code 55811 has 11,092 households; its median home was built in 1979, and 66% of its housing units are single-family detached. The median home value in ZIP code 55811 is $299,300, and 70% of its occupied homes are owner-occupied. ZIP code 55810 has 3,427 households; its median home was built in 1977, and 76% of its housing units are single-family detached. The median home value in ZIP code 55810 is $223,700, and 86% of its occupied homes are owner-occupied. The median owner-occupied home in Hermantown is valued at $374,000. Each ZIP code in the table links to its own page; a ZIP code shared with a neighboring city has one page, under the city that holds the largest part of it.

Source: American Community Survey 2023, 5-year, by ZIP Code Tabulation Area (a ZIP code can extend beyond the city); ZIP list and address points from the Census address file.

The NOAA Storm Events Database records 37 hail events, 84 thunderstorm-wind events and no tornadoes within 10 miles of Hermantown from 2016 through March 31, 2026 for hail and through September 22, 2025 for thunderstorm wind and tornadoes. The largest hail on record there in that period was 2 inches on July 26, 2021, near Superior. 3 of those hail events had hail 1.5 inches or larger.

The closest event to the center of Hermantown was 70 mph wind on July 21, 2016, less than 1 mile away near Hermantown. The most recent hail event within 10 miles of Hermantown was on July 6, 2024: 0.75 in hail near Rice Lake. The most recent thunderstorm-wind event within 10 miles of Hermantown was on June 21, 2025, near Proctor. The strongest thunderstorm wind recorded within 10 miles of Hermantown in that period was 100 mph. The busiest year was 2016, with 29 events in all.

Source: NOAA Storm Events Database (hail events through March 31, 2026; thunderstorm-wind and tornado events through September 22, 2025).

Source: NOAA Storm Events Database (hail events through March 31, 2026; thunderstorm-wind and tornado events through September 22, 2025).

Source: NOAA Storm Events Database (hail events through March 31, 2026; thunderstorm-wind and tornado events through September 22, 2025).

St. Louis County has 103,924 housing units, and 74% of them are single-family detached homes (American Community Survey 2023, 5-year). Another 2% are attached homes such as townhomes. Mobile homes make up 4% of the housing units.

The median home in St. Louis County was built in 1962. 71% of homes in St. Louis County were built before 1980, and 14% were built in 2000 or later. The most common building period is 1939 or earlier, with 29,736 homes.

72% of occupied homes in St. Louis County are owner-occupied. The median owner-occupied home in St. Louis County is valued at $208,500. Among occupied homes in St. Louis County, 51% heat with utility gas, 18% with electricity, 17% with bottled or tank gas, 7% with fuel oil and 3% with wood.

• Year-built table and more on the St. Louis County page

Source: American Community Survey 2023, 5-year (tables B25024, B25034, B25035, B25003, B25077, B25040).

Hermantown is in St. Louis County, so the county ratings below apply to it. St. Louis County scores 84 of 100 for hail in FEMA's National Risk Index, which ranks 16th of 87 Minnesota counties. St. Louis County scores 71.3 of 100 for strong wind in FEMA's National Risk Index, which ranks 37th of 87 Minnesota counties. St. Louis County scores 98 of 100 for winter weather in FEMA's National Risk Index, which ranks 1st of 87 Minnesota counties. Of the perils listed here, the highest score in St. Louis County is for cold wave, at 99.4 of 100.

St. Louis County averages 29.6 inches of precipitation a year (NOAA 1991–2020 normals). The average annual temperature in St. Louis County is 37.8°F.

Source: FEMA National Risk Index, 2026 release; rank among the state's counties computed from the scores; NOAA 1991–2020 climate normals.

The nearest other cities we serve, by straight-line distance, are Proctor (4.5 miles), Duluth (5.2 miles), Rice Lake (8.7 miles), Esko (9.1 miles), Superior (11 miles), Scanlon (11 miles), Superior (12 miles) and Carlton (13 miles). The other St. Louis County communities we serve are Aurora, Babbitt, Biwabik, Brookston, Buhl, Chisholm, Cook, Duluth, Ely, Eveleth, Floodwood, Gilbert, Hibbing, Hoyt Lakes, Iron Junction, Kinney, Leonidas, Mahnomen, McKinley, Meadowlands, Mountain Iron, Nett Lake, Orr, Proctor, Rice Lake, Soudan, Tower, Virginia and Winton.

• Proctor 4.5 mi
• Duluth 5.2 mi
• Rice Lake 8.7 mi
• Esko 9.1 mi
• Superior 11 mi
• Scanlon 11 mi
• Superior 12 mi
• Carlton 13 mi
• Cloquet 13 mi
• Wrenshall 14 mi

Our Duluth office is at 314 W Superior St #913, Duluth, MN 55802, about 7 miles from Hermantown. Its hours are Monday–Friday 7:00 AM–7:00 PM. You can reach that office at (218) 833-2997.

• Duluth office: address, hours and map