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Siding in Longmont, CO

Certified James Hardie installer — fiber cement, LP SmartSide, and vinyl siding for Colorado homes.

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About Siding in Longmont

Hail damage doesn't stop at the roof. Red Hawk is a certified James Hardie® installer and also installs LP SmartSide engineered wood, high-grade vinyl, and traditional cedar siding — including insurance-funded full-home replacements after major storm events. James Hardie fiber cement is our most-recommended product for Colorado: 30-year warranty, hail-resistant, and engineered for our freeze-thaw climate.

Why Red Hawk?

  • Certified James Hardie® installer (30-year warranty)
  • LP SmartSide, vinyl, and cedar siding options
  • Full-home replacement & targeted repair
  • Color-matched soffit, fascia, and trim
  • Insurance claim documentation

Related Services

Siding in Longmont, CO

Siding in Longmont, Colorado often involves restoring storm-damaged siding alongside a roof claim — wind-driven hail damages cedar, fiber-cement, and vinyl siding on the same elevations the roof took hits. Red Hawk Roofing has documented 5 hail events in Longmont since 2021 — the largest being 2.00-inch hail on May 9, 2023 — which is large enough to crack vinyl siding panels and dent steel siding on the windward elevations.

Our nearest office to Longmont is in Fort Collins at 217 Racquette Dr STE 4. We dispatch Fort Collins-based crews from there for Longmont projects — same crew, same warranty.

Longmont's housing stock blends 1980s-1990s subdivisions with newer infill — most original roofs are at the 25-30 year replacement cliff right now. We work directly with every major Colorado carrier — including State Farm, USAA, Allstate, Farmers, American Family, and Liberty Mutual — and handle the adjuster process end to end on Longmont claims. City of Longmont permits residential roof replacements; we file the application and coordinate the dry-in inspection.

For siding in Longmont, expect: free roof inspection, adjuster-grade photo documentation, written scope of work, insurance liaison if applicable, and color-matched siding replacement (LP SmartSide, James Hardie, vinyl), proper rain-screen and house-wrap layering, and matched flashing transitions to roof and windows. Most siding projects in Longmont complete within 3–7 days for full-elevation siding replacement.

Certified James Hardie® installer (30-year warranty)LP SmartSide, vinyl, and cedar siding optionsFull-home replacement & targeted repairColor-matched soffit, fascia, and trim

Common Questions: Siding in Longmont

James Hardie fiber cement outperforms vinyl on every Colorado-relevant metric: hail resistance (handles 1.75-inch hail without cracking versus vinyl shattering at 1 inch), UV stability (ColorPlus finish stays color-true for 15+ years versus vinyl fading in 7–10), fire resistance (Class A non-combustible versus vinyl's plastic combustion), and lifespan (30+ years vs 20–25). Cost is 60–100% higher than vinyl. For Front Range hail country, James Hardie is the recommended siding — Red Hawk is a certified Hardie installer.

James Hardie fiber-cement siding installed in Colorado runs $9–$15 per square foot, putting a typical 2,000 sqft Front Range home at $25,000–$45,000 for full-home replacement. ColorPlus pre-finished panels add 10–20% to material cost but eliminate the need for field painting. Insurance-paid replacements after storm events typically cost the homeowner only their deductible. Red Hawk provides itemized estimates including tear-off, weather barrier, J-channel, trim, and color-matched accessories — no surprise change orders.

James Hardie fiber-cement siding carries a 30-year non-prorated material warranty and routinely lasts 40–50 years in Colorado when properly installed and maintained. The fiber-cement composition won't rot, crack from UV, melt from heat, or be damaged by termites. ColorPlus pre-finished panels include a 15-year color/finish warranty. Lifespan factors include proper installation flashing details (Hardie's biggest failure mode is moisture intrusion at improperly flashed seams), repainting every 12–15 years if not ColorPlus, and routine joint caulking maintenance.

The City of Longmont issues building permits for tear-offs and replacements through the Building Inspection division at 350 Kimbark St. Boulder County only permits unincorporated areas around Longmont. Longmont permit fees run $90–$240 with stricter ice-and-water shield requirements at the higher elevation than southern metro jurisdictions. Red Hawk pulls all permits and handles the post-install inspection. Code requires synthetic underlayment, 24-inch ice dam protection, and proper drip edge.

Yes — Longmont's ground record shows 5 documented hail days within 10 miles of the city between 2021 and 2026, all confirmed by NWS storm spotters, the largest a 2.0-inch measurement on May 9, 2023 (15 ground reports). Sitting at the northern edge of Boulder County, Longmont catches both eastern-plains supercells and storms rolling off the foothills. Roofs older than 12 years almost certainly carry cumulative impact damage. Red Hawk pulls NOAA records for every estimate.

Longmont asphalt roof replacements typically run $15,000 to $25,000, with most Prospect, Renaissance, and Quail Ridge homes landing between $13,000 and $18,000 for Class 4 installs. Old Town Longmont's older homes with steep pitches run higher. Red Hawk provides free written estimates with photo documentation. Insurance-funded replacements after hail typically cost only the deductible.

Hail History in Longmont

Longmont has 5 documented hail days within 10 miles of city center between 2021 and 2026 — 5 confirmed by NWS storm-spotter reports on the ground, the largest 2.0-inch hail measured on May 9, 2023 (15 reports), where NOAA radar indicated 3.75 inches — 1.75 inches above the measured size. Radar figures are NOAA SWDI estimates (MEHS), not measurements; ground figures are NWS Local Storm Reports.

  1. Jun 24

    2026

    1.75"

    Measured

    3 reports

    radar 1.00" (-0.75")

    LSR+SWDI

  2. Jul 20

    2024

    1.25"

    Measured

    4 reports

    radar 2.25" (+1.00")

    LSR+SWDI

  3. May 30

    2024

    1.50"

    Measured

    5 reports

    radar 2.00" (+0.50")

    LSR+SWDI

  4. May 9

    2023

    2.00"

    Measured

    15 reports

    radar 3.75" (+1.75")

    LSR+SWDI

  5. Oct 1

    2022

    1.50"

    Measured

    4 reports

    radar 2.00" (+0.50")

    LSR+SWDI

Measured figures are NWS Local Storm Reports — human-observed, ground-confirmed hail. Radar-indicated figures are NOAA SWDI estimates (MEHS, a radar algorithm calibrated to a high-end bound) — not measurements, and they can run high versus paired ground reports. Events within ~10 miles of Longmont center, 2021–present, ≥1.0 inch.

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