Gutters, roofing, siding and windows in ZIP code 55923, Chatfield, MN

• Gutters in ZIP code 55923

  Fillmore County averages 39 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 55923

  3 of the 13 hail events on record within 10 miles of the center of ZIP code 55923 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 55923

  The strongest thunderstorm wind on record within 10 miles of the center of ZIP code 55923 from 2016 through September 22, 2025 was 74 mph. The National Weather Service counts a thunderstorm wind of 58 mph or more as severe.

• Windows in ZIP code 55923

  56% of homes in ZIP code 55923 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 55923 is filed here under Chatfield, in Fillmore County, Minnesota; its center is about 23 miles southeast of our Rochester office. ZIP code 55923 also extends into Olmsted County. Of the cities and towns on our pages, ZIP code 55923 covers only Chatfield.

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 55923 has 1,789 housing units, and 81% of them are single-family detached homes (American Community Survey 2023, 5-year). Another 8% are attached homes such as townhomes. Mobile homes make up 4% of the housing units.

The median home in ZIP code 55923 was built in 1976. 56% of homes in ZIP code 55923 were built before 1980, and 27% were built in 2000 or later. The most common building period is 1939 or earlier, with 435 homes.

88% of occupied homes in ZIP code 55923 are owner-occupied. The median owner-occupied home in ZIP code 55923 is valued at $251,100. Among occupied homes in ZIP code 55923, 55% heat with utility gas, 9% with electricity, 30% with bottled or tank gas and 4% with wood.

Source: American Community Survey 2023, 5-year (tables B25024, B25034, B25035, B25003, B25077, B25040), for ZIP Code Tabulation Area 55923.

The nearest other ZIP codes we serve, measured center to center, are 55935 in Fountain (7.6 miles south), 55929 in Dover (9.1 miles north), 55990 in Wykoff (9.2 miles southwest), 55934 in Eyota (11 miles north), 55972 in St. Charles (12 miles northeast) and 55904 in Rochester (13 miles northwest). The table sets ZIP code 55923 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 13 hail events, 20 thunderstorm-wind events and no tornadoes within 10 miles of the center of ZIP code 55923 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 June 16, 2017, near Stewartville. 3 of those hail events had hail 1.5 inches or larger.

The closest event to the center of ZIP code 55923 was 1 in hail on August 27, 2025, less than 1 mile away near Chatfield. The most recent hail event within 10 miles of the center of ZIP code 55923 was on August 27, 2025: 1 in hail near Chatfield. The most recent thunderstorm-wind event within 10 miles of the center of ZIP code 55923 was on July 28, 2025, near Fountain. The strongest thunderstorm wind recorded within 10 miles of the center of ZIP code 55923 in that period was 74 mph. The busiest year was 2017, with 7 events in all.

Apart from those database entries, NOAA weather radar indicated hail of 1 inch or larger over Chatfield on 1 day from January 2025 on, most recently August 28, 2025. 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 Chatfield).

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 Chatfield, which is in Fillmore County; the ratings below are that county's. Fillmore County scores 58.7 of 100 for hail in FEMA's National Risk Index, which ranks 59th of 87 Minnesota counties. Fillmore County scores 27.7 of 100 for strong wind in FEMA's National Risk Index, which ranks 71st of 87 Minnesota counties. Fillmore County scores 42.3 of 100 for winter weather in FEMA's National Risk Index, which ranks 73rd of 87 Minnesota counties. Of the perils listed here, the highest score in Fillmore County is for tornado, at 86.8 of 100.

Fillmore County averages 39 inches of precipitation a year (NOAA 1991–2020 normals). The average annual temperature in Fillmore County is 44.7°F.

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

Our Rochester office is at 3470 55th St NW, Rochester, MN 55901, about 23 miles from the center of ZIP code 55923. Its hours are Monday–Friday 7:00 AM–7:00 PM. You can reach that office at (507) 606-2707.

• Rochester office: address, hours and map