Gutters, roofing, siding and windows in ZIP code 56437, Bertha, MN

• Gutters in ZIP code 56437

  Todd County averages 31.2 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 ZIP code 56437

  7 of the 19 hail events on record within 10 miles of the center of ZIP code 56437 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 ZIP code 56437

  The strongest thunderstorm wind on record within 10 miles of the center of ZIP code 56437 from 2016 through September 22, 2025 was 70 mph. The National Weather Service counts a thunderstorm wind of 58 mph or more as severe.

• Windows in ZIP code 56437

  62% of homes in ZIP code 56437 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.

ZIP code 56437 is filed here under Bertha, in Todd County, Minnesota; its center is about 42 miles west of our Brainerd office. ZIP code 56437 also extends into Otter Tail County. Our address file holds 671 address points in ZIP code 56437. Of the cities and towns on our pages, ZIP code 56437 covers only Bertha.

Source: Census ZIP Code Tabulation Area, county and place boundaries (a ZIP code can also take in land outside any city or town).

ZIP code 56437 has 561 housing units, and 84% of them are single-family detached homes (American Community Survey 2023, 5-year). Another 1% are attached homes such as townhomes. Mobile homes make up 7% of the housing units.

The median home in ZIP code 56437 was built in 1969. 62% of homes in ZIP code 56437 were built before 1980, and 22% were built in 2000 or later. The most common building period is 1939 or earlier, with 156 homes.

84% of occupied homes in ZIP code 56437 are owner-occupied. The median owner-occupied home in ZIP code 56437 is valued at $110,000. Among occupied homes in ZIP code 56437, 36% heat with utility gas, 10% with electricity, 20% with bottled or tank gas, 11% with fuel oil and 19% with wood.

Source: American Community Survey 2023, 5-year (tables B25024, B25034, B25035, B25003, B25077, B25040), for ZIP Code Tabulation Area 56437.

The nearest other ZIP codes we serve, measured center to center, are 56453 in Hewitt (6.7 miles northwest), 56440 in Clarissa (8.6 miles southeast), 56446 in Eagle Bend (8.8 miles south), 56438 in Browerville (14 miles southeast), 56361 in Parkers Prairie (15 miles southwest) and 56527 in Deer Creek (15 miles northwest). The table sets ZIP code 56437 beside the 8 ZIP codes nearest to it, using the same Census figures for each.

Source: American Community Survey 2023, 5-year, by ZIP Code Tabulation Area; distances are straight lines between ZIP code centers.

The NOAA Storm Events Database records 19 hail events, 2 thunderstorm-wind events and 4 tornadoes within 10 miles of the center of ZIP code 56437 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 1.75 inches on August 3, 2024, near Eagle Bend. 7 of those hail events had hail 1.5 inches or larger.

The closest event to the center of ZIP code 56437 was 1.5 in hail on August 3, 2024, 1.4 miles away near Bertha. The most recent hail event within 10 miles of the center of ZIP code 56437 was on August 3, 2024: 1.5 in hail near Bertha. The most recent thunderstorm-wind event within 10 miles of the center of ZIP code 56437 was on June 16, 2025, near Bertha. The strongest thunderstorm wind recorded within 10 miles of the center of ZIP code 56437 in that period was 70 mph. The busiest year was 2017, with 5 events in all.

Apart from those database entries, NOAA weather radar indicated hail of 1 inch or larger over Bertha on 1 day from January 2025 on, most recently June 29, 2026. A radar indication is an estimate, not a report from the ground, and the counts and tables on this page do not include it.

Source: NOAA Storm Events Database (hail events through March 31, 2026; thunderstorm-wind and tornado events through September 22, 2025); NOAA MRMS radar hail estimates (for the city of Bertha).

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).

This page is filed under Bertha, which is in Todd County; the ratings below are that county's. Todd County scores 58.6 of 100 for hail in FEMA's National Risk Index, which ranks 60th of 87 Minnesota counties. Todd County scores 61.7 of 100 for strong wind in FEMA's National Risk Index, which ranks 42nd of 87 Minnesota counties. Todd County scores 32.9 of 100 for winter weather in FEMA's National Risk Index, which ranks 77th of 87 Minnesota counties. Of the perils listed here, the highest score in Todd County is for strong wind, at 61.7 of 100.

Todd County averages 31.2 inches of precipitation a year (NOAA 1991–2020 normals). The average annual temperature in Todd County is 42°F.

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

Our Brainerd office is at 217 S 7th St, Brainerd, MN 56401, about 42 miles from the center of ZIP code 56437. Its hours are Monday–Friday 7:00 AM–7:00 PM. You can reach that office at (218) 833-2997.

• Brainerd office: address, hours and map