HIGH STORM RISK  — Longmont sits in a cold semi-arid climate at the Colorado Front Range with 32.2 inches of average annual snowfall and 15.21 inches of total precipitation. The record high reached 106 F on July 7, 1973, and again on June 27, 1994, while the record low plunged to -38 F on January 16, 1930. Temperature swings of that magnitude drive severe expansion-contraction cycling in shingles and sealants. Front Range storms regularly produce large hail from late spring through summer, stripping granules and denting metal panels. Heavy snowpack loads test low-pitch roof structures each winter, and UV intensity at elevation accelerates membrane degradation faster than at sea level.

Roof Repair Contractors in Longmont, Colorado

30 local contractors available (showing the first 20)  · Leak or damaged shingles? Get same-week repair quotes.  · Exclusive leads only

Most roof repair calls in Longmont trace to freeze-thaw: sealant around chimneys and vents cracks over winter, lifted shingles let meltwater behind, and ice dams push water under the eave course before anyone notices inside. Minor repairs in Longmont run a few hundred dollars for localized damage; larger scopes covering multiple damaged sections or re-decking work cost more and may warrant comparing repair cost against a full replacement estimate.

30 contractors in Longmont cover this service through PickARoofer. Costs for roof repair in Longmont depend on roof size, pitch, material, and scope of damage. The Longmont cost guide reflects typical Colorado market rates.

What Longmont's climate means for roof repair

  • Most Longmont repair calls trace to freeze-thaw: cracked sealant, lifted shingles, and failed flashing that let meltwater in — catch these before they reach the deck.
  • Spot-repairing Longmont's hail-bruised shingles buys time, but widespread granule loss usually means the slope is near end of life — get an honest assessment first.
  • Ice-dam repairs are routine in Longmont — improving eave flashing and attic ventilation fixes the cause, not just the stain.

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Materials That Hold Up in Longmont

Where hail and wind are frequent, Class 4 impact-resistant asphalt shingles are rated to take a strike without cracking, and standing-seam metal shrugs off both. Sound underlayment and proper attic ventilation through the ridge vent and soffit keep the deck dry and protect the manufacturer warranty. A local roofer can measure your square footage and pitch and match materials to your budget.

Local note: Longmont had 98,885 residents per the 2020 census with a median household income near $90,000, signaling a relatively affluent market capable of supporting quality reroofing projects. The top 2020 employer is St. Vrain Valley Schools at 3,543 workers, followed by the City of Longmont at 1,625 and Seagate Technology at 1,430. The manufacturing and technology employment base sustains steady commercial roofing demand alongside residential. Colorado hail season combined with Front Range growth keeps both insurance-claim and elective replacement pipelines active for local contractors.

Roof Repair contractors here serve Longmont ZIP codes 80514, 80501, 80503, 80502, 80504.

Local Roof Repair Contractors in Longmont, CO

12 Stones Roofing and Solar
Roofing Contractor serving Longmont, CO — reachable on a local (303) number.
1546 Terry St, Longmont, CO 80501
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All Construction llc
Roofing Contractor serving Longmont, CO — reachable on a local (720) number.
2770 Copper Peak Ln suite A-303, Longmont, CO 80504
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Arredondo Roofing
Roofing Contractor serving Longmont, CO — reachable on a local (720) number.
1336 Lamplighter Dr, Longmont, CO 80504
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B's Builders & Roofing
Roofing Contractor serving Longmont, CO — reachable on a local (303) number.
9816 Co Rd 7, Longmont, CO 80504
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Brite Roofing, LLC
Roofing Contractor serving Longmont, CO — reachable on a local (720) number.
210 Baker St, Longmont, CO 80501
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Buenos Roofing
Roofing Contractor serving Longmont, CO — reachable on a local (720) number.
601 S Bowen St, Longmont, CO 80501
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Bulldog Roofing
Roofing Contractor serving Longmont, CO — reachable on a local (303) number.
1002 17th Ave, Longmont, CO 80501
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Colorado Roof Toppers
Roofing Contractor serving Longmont, CO — reachable on a local (720) number.
1749 Countess Ct, Longmont, CO 80501
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Colorado Superior Roofing & Exteriors
Roofing Contractor serving Longmont, CO — reachable on a local (303) number.
357 Main St, Longmont, CO 80501
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Columbine Roofing & Solar
Roofing Contractor serving Longmont, CO — reachable on a local (720) number.
328 Coffman St, Longmont, CO 80501
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Denny's Roofing
Roofing Contractor serving Longmont, CO — reachable on a local (970) number.
2330 Main St ste d, Longmont, CO 80501
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Done Roofing Longmont
Roofing Contractor serving Longmont, CO — reachable on a local (720) number.
600 Longs Peak Ave, Longmont, CO 80501
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Evergreen Roofing Co.
Roofing Contractor serving Longmont, CO — reachable on a local (303) number.
2021 Kimbark St Unit 315, Longmont, CO 80501
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Glassford Project Management - Roofing Solutions
Roofing Contractor serving Longmont, CO — reachable on a local (720) number.
1067 S Hover St E, Longmont, CO 80501
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GreenPoint Roofing
Roofing Contractor serving Longmont, CO — reachable on a local (720) number.
1030 Boston Ave, Longmont, CO 80501
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Guardian Roofing LLC
Roofing Contractor serving Longmont, CO — reachable on a local (303) number.
4715 Colorado River Dr, Longmont, CO 80504
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Kaleb & Sons Roof Leak Detection
Roofing Contractor serving Longmont, CO — reachable on a local (720) number.
980 Ken Pratt Blvd #3770, Longmont, CO 80501
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Legacy Roofers LLC
Roofing Contractor serving Longmont, CO — reachable on a local (720) number.
5572 Trailway Ave, Longmont, CO 80504
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Longmont Roofing Windsor
Roofing Contractor serving Longmont, CO — reachable on a local (303) number.
Longmont, CO 80501
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Mike & Sons Roofing
Roofing Contractor serving Longmont, CO — reachable on a local (970) number.
2230 Parkview Dr, Longmont, CO 80504
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Roof Repair in Longmont — FAQ

Minor roof repairs — fixing a few missing shingles, sealing flashing around a chimney, patching small leak areas — run $300–$1,000. Larger repairs covering multiple damaged sections, re-decking, or replacing large areas of shingles cost $1,500–$4,500. Emergency after-hours repair adds a 20–40% premium. Get a free inspection estimate from a local contractor before committing.
If your roof is under 15 years old and damage is localized to less than 30% of the surface, repair is usually the right choice. If the roof is over 20 years old, has widespread wear, or if repair costs exceed 50% of replacement cost, a full replacement is more economical long-term. Many contractors offer free inspections to help you decide — there's no obligation to book.
Most minor residential roof repairs are completed in 2–6 hours. Larger repairs — replacing a section of decking, re-flashing multiple areas, or patching a large leak zone — take 1–2 full days. Emergency same-day repairs for active leaks are prioritized by most local contractors.
PickARoofer lists local roof repair contractors in Longmont, CO compiled from public records. Contractors whose license we have independently confirmed against the official state registry show a Verified badge. Submit your request above and it goes to one local contractor, never resold — free for homeowners.
Most Colorado jurisdictions require a building permit for a re-roof or tear-off; minor repairs often do not. A reputable local contractor pulls the permit, schedules the inspection, and builds to code. No statewide license; local permits and bonding required.
Homeowners policies generally cover sudden hail and wind damage but not age or wear. In a high-risk area like Longmont, document the damage, file within a year, and have a local contractor meet your adjuster and scope the loss against your deductible.
Freeze-thaw cycling is responsible for the majority of Longmont roof repair calls: water works into a small gap — at a chimney seal, step flashing joint, or a lifted shingle tab — freezes overnight, expands, and opens the gap wider. By spring the entry point is large enough to allow active leaking every rain event. Flashing repairs and re-sealing penetrations each fall, before the first hard freeze, is the most cost-effective maintenance step for Longmont homeowners.
A repair holds when it addresses the actual entry point and the surrounding shingles and underlayment are still in sound condition. The rough rule: if the roof is under 15 years old and damaged area covers less than 30 percent of the surface, a repair is usually the right call. Past 20 years, or when repair cost approaches half the replacement estimate, a full tear-off makes more financial sense long-term. A free inspection from a Longmont contractor settles the question without any obligation.

Roof Repair Cost in Longmont, CO

A typical asphalt-shingle re-roof in Longmont runs $7,560–$16,740; final roof repair pricing depends on roof size, pitch, and scope. Full local price ranges by material and repair type are in the Longmont cost guide → — or get a free personalized estimate above.