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Gutters · Westchester

Gutters in Westchester, FL

Westchester sees a 5-minute downpour falling at 11 inches an hour in a 10-year storm, based on NOAA Atlas 14 figures for this town. That rate sets the flow your gutters must carry off the roof. Sizing, downspout placement and cleaning all follow from that single number.

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Updated October 2026

Drone view of a single-story home with a brown-gray shingle roof and box vents under large oak trees, a metal carport roof in the corner and a street behind.

Westchester figures this page uses

People (2020 Census)
56,384
Population estimate (ACS 5-year)
52,032
Housing units (ACS 5-year)
18,350
Median year homes were built
1971

Sizing from local rain

How heavy rain here sizes your gutters

Gutter sizing starts with the rain rate, not the roof size alone. Here the 10-year, 5-minute rate is 11 inches an hour, and the 100-year rate is 15.7. Those are the figures a sizing table should be read against.

The same house in the same downpour with a white seamless gutter catching the runoff and a downspout discharging onto a splash block, flower bed intact (illustration)Illustration

Illustration: downpour with gutter

The Florida plumbing code sizes horizontal gutters by roof flow and slope, and it gives capacities by diameter. A 6-inch half-round gutter at 1/8 inch per foot carries 110 gallons per minute. By our arithmetic, a 5-inch gutter at the same slope carries 74, so the larger size moves about 49 percent more water.

Local homes are mostly single-family, and 74.7 percent of Westchester housing units were built before 1980. Many of those older gutters were sized for lighter rain, so an inspector may find them undersized. That suggests replacing them when the fascia is also worn.

Discharge rules

Downspouts, discharge and where the water goes

Florida requires gutters with downspouts on most buildings whose eaves project less than 6 inches. Downspouts must discharge at least 1 foot from the sidewall, whether by underground piping, extensions or splash blocks.

  • A 2 1/2 by 3 inch leader handles about 92 gallons per minute.
  • A 3 by 4 inch leader handles about 192 gallons per minute.
  • Add half the area of any wall that sheds rain onto the roof when sizing.

Keeping gutters clear

Leaves, trees and cleaning in Westchester

Southern live oaks are common shade trees, and UF/IFAS notes their fruit and leaves are a litter problem. Oaks and pines are also major pollen producers from January to June, so gutters near them fill faster in spring. Pine needles peak in autumn.

Insurers and roof inspectors commonly advise cleaning gutters at least twice a year, in spring and fall, and more often under heavy canopy. When gutters stay full of debris, water can spill over and cause rot, mold growth, and damage to the foundation.

Rain on your roof

Preset: 8.58 inches, the 10-year 24-hour rain (NOAA Atlas 14 at Westchester).

10,691 gallons run off that roof, all of it toward the gutters and downspouts.

Math: square feet × inches × 0.623 gallons.

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Questions

Gutters in Westchester: questions

How much rain falls on Westchester in a storm?

A 1-hour rain in a 10-year storm falls at 3.38 inches an hour in Westchester, according to NOAA Atlas 14. The 24-hour depth is 8.58 inches in a 10-year storm and 14.9 inches in a 100-year storm. Those numbers show why gutters and downspouts need enough capacity. Confirm your own roof's flow with a local contractor or your building office before buying new gutters.

Source: NOAA Atlas 14 Volume 9 version 2, partial-duration intensity estimates at the Westchester 2020 Census internal point (25.7454, -80.3535), read Oct 5, 2026

Related: Gutters

Where should downspouts discharge on a Westchester lot?

Florida's residential code requires downspouts to discharge at least 1 foot from the building sidewall, in Westchester as elsewhere in Miami-Dade County. Miami-Dade RER issues the permits that govern your lot's drainage work. Ask the county building office whether any local detail applies to your property.

Source: 2023 Florida Building Code, Residential, 8th ed., R318.5 (UpCodes viewer, unofficial transcription); FBC-Building 1503.7, read Oct 5, 2026

Related: Gutters

How often should gutters be cleaned near oak trees in Westchester?

Insurer guidance commonly calls for cleaning at least twice a year, in spring and fall. Under oaks and pines in Westchester, where 74.7 percent of housing units were built before 1980, many homeowners clean more often, especially after spring pollen and before the June through September storm season. Confirm the schedule that fits your trees with a qualified contractor.

Source: thig.com, read Oct 5, 2026

Related: Gutters

Nearby

Gutters near Westchester

Sources for this page(36)
  1. 1.U.S. Census Bureau, American Community Survey 2024 5-year estimates (2020-2024), table B25034, via Census Reporter API. Read Oct 5, 2026.
  2. 2.U.S. Census Bureau, American Community Survey 2024 5-year estimates (2020-2024), table B25024, via Census Reporter API. Read Oct 5, 2026.
  3. 3.U.S. Census Bureau, American Community Survey 2024 5-year estimates (2020-2024), table B25035, via Census Reporter API. Read Oct 5, 2026.
  4. 4.Permit office: Miami-Dade County Regulatory and Economic Resources (RER) - Building & Permits. Miami-Dade County Regulatory and Economic Resources (RER) - Building & Permits. Read Oct 10, 2026.
  5. 5.Hurricane Matthew (2016). NOAA National Hurricane Center, Tropical Cyclone Report: Hurricane Matthew (AL142016). Read Oct 5, 2026.
  6. 6.NOAA NCEI U.S. Climate Normals 1991-2020 (access data service). Read Oct 5, 2026.
  7. 7.NOAA Atlas 14 (HDSC Precipitation Frequency Data Server). Read Oct 5, 2026.
  8. 8.2023 Florida Building Code, Plumbing, 8th ed., Chapter 11 (UpCodes viewer, unofficial transcription). Read Oct 5, 2026. FBC text read from UpCodes (unofficial transcription): check floridabuilding.org or the ICC viewer before quoting (spec 8.7). Source URL inherited from COM-20 (the research cites it "as COM-20").
  9. 9.law.cornell.edu. Read Oct 5, 2026.
  10. 10.2023 Florida Building Code, Residential, 8th ed., R318.5 (UpCodes viewer, unofficial transcription); FBC-Building 1503.7. Read Oct 5, 2026. FBC text read from UpCodes (unofficial transcription): check floridabuilding.org or the ICC viewer before quoting (spec 8.7).
  11. 11.2023 Florida Building Code, Residential, 8th ed., Chapter 8 (UpCodes viewer, unofficial transcription). Read Oct 5, 2026. FBC text read from UpCodes (unofficial transcription): check floridabuilding.org or the ICC viewer before quoting (spec 8.7). Source URL inherited from NC-2 (the research cites it "as NC-2").
  12. 12.bergerbp.com. Read Oct 5, 2026.
  13. 13.2023 Florida Building Code, Residential, 8th ed., Chapter 3 (UpCodes viewer, unofficial transcription). Read Oct 5, 2026. FBC text read from UpCodes (unofficial transcription): check floridabuilding.org or the ICC viewer before quoting (spec 8.7).
  14. 14.ask.ifas.ufl.edu. Read Oct 5, 2026.
  15. 15.blogs.ifas.ufl.edu. Read Oct 5, 2026.
  16. 16.ufdcimages.uflib.ufl.edu. Read Oct 5, 2026.
  17. 17.thig.com. Read Oct 5, 2026.
  18. 18.National Roofing Contractors Association. Read Oct 5, 2026.
  19. 19.NOAA Atlas 14 Volume 9 version 2, partial-duration intensity estimates at the Westchester 2020 Census internal point (25.7454, -80.3535), NOAA Hydrometeorological Design Studies Center. Read Oct 5, 2026.
  20. 20.NOAA Atlas 14 Volume 9 version 2, partial-duration 24-hour depth estimates at the Westchester 2020 Census internal point (25.7454, -80.3535), NOAA Hydrometeorological Design Studies Center. Read Oct 5, 2026.
  21. 21.Miami-Dade County Regulatory and Economic Resources (RER) - Building & Permits, Miami. Read Oct 5, 2026.
  22. 22.NOAA National Hurricane Center, Tropical Cyclone Report: Hurricane Matthew (AL142016), NOAA National Hurricane Center. Read Oct 5, 2026.
  23. 23.U.S. Census Bureau, American Community Survey 2024 5-year estimates (2020-2024), table B25035, B25034, B25024, via Census Reporter API, U.S. Census Bureau (via Census Reporter). Read Oct 5, 2026.
  24. 24.Florida Statutes, section 627.7011 (2026), Florida Legislature. Read Oct 4, 2026.
  25. 25.Florida Building Commission, 'Setting New Standards for Safety: The Florida Building Code' (2004 publication; wind-speed figures in it are outdated and not used), Florida Building Commission. Read Oct 5, 2026.
  26. 26.2023 Florida Building Code, Building, 8th ed., Chapter 15 (UpCodes viewer, unofficial transcription), UpCodes (Florida Building Code transcription). Read Oct 5, 2026.
  27. 27.2023 Florida Building Code, Building, 8th ed., Chapter 1 (UpCodes viewer, unofficial transcription), UpCodes (Florida Building Code transcription). Read Oct 5, 2026.
  28. 28.Florida Statutes, section 713.135 (2026), Florida Legislature. Read Oct 5, 2026.
  29. 29.NOAA NCEI U.S. Climate Normals 1991-2020 (access data service), NOAA National Centers for Environmental Information. Read Oct 5, 2026.
  30. 30.NOAA National Hurricane Center, Tropical Cyclone Climatology, NOAA National Hurricane Center. Read Oct 5, 2026.
  31. 31.NOAA National Hurricane Center, Tropical Cyclone Report: Hurricane Irma (AL112017), NOAA National Hurricane Center. Read Oct 5, 2026.
  32. 32.NOAA National Hurricane Center, Tropical Cyclone Report: Hurricane Dorian (AL052019), NOAA National Hurricane Center. Read Oct 5, 2026.
  33. 33.miamidade.gov, miamidade.gov. Read Oct 5, 2026.
  34. 34.FRSA, "New 2023 FBC Eighth Edition is Now in Effect", 2024-02-13, floridaroof.com. Read Oct 5, 2026.
  35. 35.Miami-Dade County RER notice, Miami. Read Oct 5, 2026.
  36. 36.NOAA Atlas 14 at Westchester: 11 in/hr (5-minute, 10-year). NOAA Atlas 14 Precipitation Frequency Data Server. Read Oct 5, 2026.

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Gutters in Westchester

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