Gutters, roofing, siding and windows in ZIP code 55040, Isanti, MN

• Gutters in ZIP code 55040

  Isanti County averages 30.4 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 55040

  5 of the 23 hail events on record within 10 miles of the center of ZIP code 55040 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 55040

  The strongest thunderstorm wind on record within 10 miles of the center of ZIP code 55040 from 2016 through September 22, 2025 was 85 mph. The National Weather Service counts a thunderstorm wind of 58 mph or more as severe.

• Windows in ZIP code 55040

  37% of homes in ZIP code 55040 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 55040 is filed here under Isanti, in Isanti County, Minnesota; its center is about 58 miles north of our Farmington office. Our address file holds 5,827 address points in ZIP code 55040. ZIP code 55040 reaches into 2 cities and towns on our pages: Isanti (2,696 address points) and St. Francis (31). Isanti holds the most of its address points, so this page sits under Isanti.

Source: Census ZIP Code Tabulation Areas and address points (a ZIP code can also take in land outside any city or town).

ZIP code 55040 has 5,635 housing units, and 85% of them are single-family detached homes (American Community Survey 2023, 5-year). Another 4% are attached homes such as townhomes. Mobile homes make up 1% of the housing units.

The median home in ZIP code 55040 was built in 1992. 37% of homes in ZIP code 55040 were built before 1980, and 34% were built in 2000 or later. The most common building period is 2000–2009, with 1,274 homes.

87% of occupied homes in ZIP code 55040 are owner-occupied. The median owner-occupied home in ZIP code 55040 is valued at $287,700. Among occupied homes in ZIP code 55040, 58% heat with utility gas, 11% with electricity, 27% with bottled or tank gas, 1% with fuel oil and 2% with wood.

Source: American Community Survey 2023, 5-year (tables B25024, B25034, B25035, B25003, B25077, B25040), for ZIP Code Tabulation Area 55040.

The nearest other ZIP codes we serve, measured center to center, are 55005 in East Bethel (6 miles southeast), 55070 in St. Francis (6.3 miles southwest), 55008 in Cambridge (7.2 miles north), 55011 in East Bethel (8.9 miles south), 55079 in Stacy (13 miles east) and 55092 in Wyoming (14 miles southeast). The table sets ZIP code 55040 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 23 hail events, 16 thunderstorm-wind events and 3 tornadoes within 10 miles of the center of ZIP code 55040 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 August 11, 2023, near Nowthen. 5 of those hail events had hail 1.5 inches or larger.

The closest event to the center of ZIP code 55040 was 1.25 in hail on July 9, 2020, 2 miles away near Isanti. The most recent hail event within 10 miles of the center of ZIP code 55040 was on May 15, 2025: 0.75 in hail near Isanti. The most recent thunderstorm-wind event within 10 miles of the center of ZIP code 55040 was on June 28, 2025, near Cambridge. The strongest thunderstorm wind recorded within 10 miles of the center of ZIP code 55040 in that period was 85 mph. The busiest year was 2022, with 12 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).

This page is filed under Isanti, which is in Isanti County; the ratings below are that county's. Isanti County scores 60.5 of 100 for hail in FEMA's National Risk Index, which ranks 56th of 87 Minnesota counties. Isanti County scores 50.3 of 100 for strong wind in FEMA's National Risk Index, which ranks 50th of 87 Minnesota counties. Isanti County scores 25.1 of 100 for winter weather in FEMA's National Risk Index, which ranks 84th of 87 Minnesota counties. Of the perils listed here, the highest score in Isanti County is for tornado, at 75.9 of 100.

Isanti County averages 30.4 inches of precipitation a year (NOAA 1991–2020 normals). The average annual temperature in Isanti County is 43.6°F.

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

Our Farmington office is at 821 3rd St, Farmington, MN 55024, about 58 miles from the center of ZIP code 55040. Its hours are Monday–Friday 7:00 AM–7:00 PM. You can reach that office at (651) 998-8500.

• Farmington office: address, hours and map