Skip to content

Gutters ยท Haverhill

Gutters in Haverhill, FL

Haverhill's 10-year, 1-hour rain falls at 3.44 inches an hour, but the burst that overwhelms gutters is shorter and harder. A five-minute 10-year rain here comes down at 11.1 inches an hour. Gutters on Haverhill's older roofs have to be sized for that short surge, and downspouts have to move the water well away from the house.

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.

Sizing for local rain

How big gutters and downspouts should be in Haverhill

Sizing starts with the burst. A 5-minute, 10-year rain at 11.1 inches an hour is far heavier than a steady drizzle, and the gutter has to pass that flow without overflowing. The plumbing code sizes horizontal gutters from the roof's flow rate, and a larger half-round size carries noticeably more water at the same slope.

Close three-quarter view of a new white seamless K-style aluminum gutter along the eave of a single-story stucco ranch home with a dark shingle roof, live oaks and cumulus sky behind (illustration)Illustration

Illustration: seamless k style white

The downspout is often the weak point. The code table lists a 2 by 2 inch leader at 30 gallons per minute and a 3 inch round leader at 92. A gutter that moves more water than its downspout can drain will back up at the outlet. By our arithmetic, a 4 by 5 inch leader handles about twelve times what a 2 by 2 inch leader does.

Walls matter too. If a vertical wall above the roof sheds rain onto it, the code asks you to add half that wall's area to the roof area when sizing. Haverhill's 86.7 percent single-family detached share means most lots have simple roof planes, so the calculation is usually straightforward.

Code rules for drainage

Downspout discharge and where the water goes

Florida code asks that each downspout land at least 1 foot out from the sidewall, which keeps Haverhill's 10-year bursts from pooling against the foundation. Piping underground, a tail extension, or a splash block all meet the rule when placed correctly. Outlet placement is a real decision on every lot.

Gutters on homes here need to be fastened with corrosion-resistant hardware matched to the gutter material, with lapped or sealed joints. Haverhill's median home was built in 1984, so many of these gutters and fasteners are likely at or past their useful life, and an older system may not match the flow it now receives.

Keeping gutters clear

Leaves, trees and cleaning schedule in Palm Beach County

Southern live oaks drop leaves and fruit that become litter, and trees of that size can spread 60 to 120 feet. You will see the heaviest oak and pine pollen in March and April. Expect the most pine needle drop between September and November. Under heavy canopy, clean gutters more often than the standard twice a year.

A workable rhythm is cleaning after the spring pollen and oak drop, before the June through September rain, and after the autumn needle fall. Fine-mesh guards help, but a 2010 Consumer Reports test found that the top screen still struggled in a severe downpour, so guards do not replace cleaning.

Rain on your roof

Preset: 9.1 inches, the 10-year 24-hour rain (NOAA Atlas 14 at Haverhill).

11,339 gallons run off that roof, all of it toward the gutters and downspouts.

Math: square feet ร— inches ร— 0.623 gallons.

Questions

Gutters in Haverhill: questions

How much rain falls during a bad storm in Haverhill?

A 5-minute rain in a 10-year storm falls at 11.1 inches an hour in Haverhill, and a 100-year storm reaches 16.1 inches an hour. A 24-hour 10-year storm drops 9.1 inches of rain. Gutters and downspouts should be sized for the short burst, because that is when they overflow. Ask a qualified installer to size the system against these figures for your roof area.

Source: NOAA Atlas 14 Volume 9 version 2, partial-duration intensity estimates at the Haverhill 2020 Census internal point (26.6910, -80.1217), read Oct 5, 2026

Related: Gutters

Do gutters have to have downspouts in Florida?

Under Florida's residential code, buildings with eaves that project less than 6 inches need gutters and downspouts, unless the gutter sits at a gable end rake or a roof rises above another roof. Position each downspout outlet so water lands at least 1 foot away from the sidewall. Your building department in Haverhill can confirm how the rule applies to your roof.

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 I clean gutters near oak trees in Haverhill?

Experts commonly suggest cleaning gutters at least twice a year, and more often under overhanging trees. In Haverhill's Palm Beach County setting, Southern live oaks shed leaves and fruit that collect in gutters, and oak and pine pollen peaks in March and April. Clean after the spring pollen and oak drop, before the June through September storm season, and after the autumn pine needle fall.

Source: thig.com, read Oct 5, 2026

Related: Gutters

Nearby

Gutters near Haverhill

Sources for this page(32)
  1. 1.Single-family detached share of housing units: 86.7%. U.S. Census Bureau, American Community Survey 2024 5-year estimates (2020-2024), table B25024, 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.Median year homes were built: 1984. 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.U.S. Census Bureau, American Community Survey 2024 5-year estimates (2020-2024), table B25035, via Census Reporter API. Read Oct 5, 2026.
  5. 5.NWS Miami, Weather Safety - Lightning. Read Oct 5, 2026.
  6. 6.Permit office: Town of Haverhill - Building Department. Town of Haverhill - Building Department. Read Oct 10, 2026.
  7. 7.NOAA NCEI U.S. Climate Normals 1991-2020 (access data service). Read Oct 5, 2026.
  8. 8.Hurricane Matthew (2016). NOAA National Hurricane Center, Tropical Cyclone Report: Hurricane Matthew (AL142016). Read Oct 5, 2026.
  9. 9.2023 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").
  10. 10.2023 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").
  11. 11.2023 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).
  12. 12.2023 Florida Building Code, Residential, 8th ed., Chapter 9 (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-29 (the research cites it "as COM-29").
  13. 13.ask.ifas.ufl.edu. Read Oct 5, 2026.
  14. 14.blogs.ifas.ufl.edu. Read Oct 5, 2026.
  15. 15.ufdcimages.uflib.ufl.edu. Read Oct 5, 2026.
  16. 16.thig.com. Read Oct 5, 2026.
  17. 17.consumerreports.org. Read Oct 5, 2026.
  18. 18.NOAA Atlas 14 Volume 9 version 2, partial-duration intensity estimates at the Haverhill 2020 Census internal point (26.6910, -80.1217), NOAA Hydrometeorological Design Studies Center. Read Oct 5, 2026.
  19. 19.NOAA Atlas 14 Volume 9 version 2, partial-duration 24-hour depth estimates at the Haverhill 2020 Census internal point (26.6910, -80.1217), NOAA Hydrometeorological Design Studies Center. Read Oct 5, 2026.
  20. 20.Town of Haverhill - Building Department, Town of Haverhill. Read Oct 5, 2026.
  21. 21.NOAA National Hurricane Center, Tropical Cyclone Report: Hurricane Matthew (AL142016), NOAA National Hurricane Center. Read Oct 5, 2026.
  22. 22.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.
  23. 23.Citizens Property Insurance Corporation, inspections FAQ (updated 2026-03-17), Citizens Property Insurance. Read Oct 4, 2026.
  24. 24.NOAA National Hurricane Center, Tropical Cyclone Report: Hurricane Dorian (AL052019), NOAA National Hurricane Center. Read Oct 5, 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.Miami-Dade County RER notice, Miami. Read Oct 5, 2026.
  28. 28.NOAA National Hurricane Center, Tropical Cyclone Climatology, NOAA National Hurricane Center. Read Oct 5, 2026.
  29. 29.NOAA National Hurricane Center, Tropical Cyclone Report: Hurricane Irma (AL112017), NOAA National Hurricane Center. Read Oct 5, 2026.
  30. 30.Wikipedia, 'Haverhill, Florida' (revision 1377377577), Wikipedia. Read Oct 5, 2026.
  31. 31.FRSA, "New 2023 FBC Eighth Edition is Now in Effect", 2024-02-13, floridaroof.com. Read Oct 5, 2026.
  32. 32.NOAA Atlas 14 at Haverhill: 11.1 in/hr (5-minute, 10-year). NOAA Atlas 14 Precipitation Frequency Data Server. Read Oct 5, 2026.

South Fork Roofing

Gutters in Haverhill

Answer a few questions about the job, or call.

CallGet a quote