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Top Window Repair in Cambridge, Massachusetts Ranked
Dealing with a drafty, stuck, or broken window in Cambridge can be more than a nuisance-it can lead to higher energy bills, security risks, and damage to your home's interior. Professional window repair addresses these issues by restoring functionality, improving efficiency, and preserving the character of your home. This guide will help you understand common problems, typical solutions, and what to expect when finding a qualified local specialist to fix your windows.

Window Working
8 Fidelis Way #265, Boston, MA 02135
Window Working is a window repair company based in Boston, MA, specializing in servicing and repairing replacement windows. They handle issues such as difficulty opening or closing windows, falling windows, and fogged double-pane glass. Their repair process includes diagnosing problems by disassembling windows and sourcing necessary parts for repair.

Beverly Glass Company
33 Tozer Rd Suite 3, Beverly, MA 01915
Beverly Glass Company is a family-owned glass and window repair and replacement business located in Boston, MA. Serving both residential and commercial clients, they offer custom glass solutions including insulated glass, storefront design, and shower enclosures. With over 60 years of experience, they provide same-day and emergency services across the North Shore area.

Good Window Works, Boston & New Hampshire
boston
Good Window Works, Boston & New Hampshire is a window repair company based in Boston, MA, specializing in expert repair, restoration, and upgrades. They handle a variety of window issues including rotten wood repair, glass replacement, historic window restoration, insect screen installation, hardware repair, and weatherproofing upgrades. Their services focus on maintaining window integrity and energy efficiency for residential and commercial properties in Massachusetts and New Hampshire.

Arlmont Glass & Mirror
427 High St, Medford, MA 02155
Arlmont Glass & Mirror is a window repair company based in Boston, MA, providing residential and commercial glass services. They specialize in custom architectural glass, shower doors, storefronts, and interior glass partitions. Founded in 1982, Arlmont Glass & Mirror serves both homeowners and businesses with a focus on quality and customer satisfaction.

Whole Window – Repair Only
boston
Whole Window - Repair Only is a window repair company based in Boston, MA, specializing in repairing rotten wood window sashes, frames, and mechanisms. They also provide insect screen installation and repair broken or fogged windows to restore window functionality and appearance.
Common Window Problems in Cambridge Homes
Cambridge's historic architecture and New England climate create a unique set of challenges for windows. From classic triple-deckers to modern condos, several issues frequently prompt homeowners to seek window restoration and glass repair services.
- Drafts and Air Leaks: This is one of the most common complaints, especially in older homes. Drafts are typically caused by worn-out weatherstripping, gaps in the caulking around the window frame, or a compromised seal between the sash and frame 1 2. You might feel a noticeable breeze or see your curtains move on a windy day.
- Broken or Cracked Glass: Whether from a stray baseball, settling of an old house, or general wear, broken panes are a clear safety and security issue 1 3. Even a small crack can spread and compromise the window's insulation.
- Condensation Between Panes: If you see persistent fog or moisture trapped between the layers of glass in a double- or triple-pane window, it signals a failed seal in the Insulated Glass Unit (IGU) 1 4. This means the inert gas (like argon) has escaped, and the window has lost its insulating power.
- Sticking or Difficult Operation: Windows that are painted shut, have warped sashes, or feature broken balances, cords, or springs are frustrating and can be a hazard in an emergency 1 5. This is very common in wood windows common to the area.
Diagnosing and Fixing Specific Issues
Understanding the root cause of your window trouble is the first step toward a proper fix. Here's a breakdown of typical problems and their professional solutions.
Sealing Drafts and Improving Efficiency
Fixing a drafty window often involves resealing. For minor gaps in non-moving parts, a professional will apply new exterior-grade caulk. For moving parts like the sash, they will replace the weatherstripping or gaskets. This is a relatively quick repair that can significantly improve comfort and reduce heating costs 1 2. In Cambridge, where many homes are subject to local historic codes, a specialist will know which materials and methods are appropriate for your property.
Glass Pane and IGU Replacement
A single cracked pane in a traditional double-hung window can often be replaced without removing the entire window frame. The repair person will carefully remove the broken glass, clean the sash, and install a new pane with glazing putty or a rubber gasket 1 6. For modern double-pane windows with a failed seal (causing internal condensation), the entire Insulated Glass Unit (IGU) must be replaced. This is a more specialized task, as the sealed unit must be custom-ordered to match the dimensions and specifications of your existing window 1 4.
Restoring Operation: Sash and Balance Repairs
If your window won't open, close, or stay up, the issue likely lies with the hardware. Common fixes include freeing a painted-shut sash, realigning the window tracks, or replacing broken components like spiral balances, block-and-tackle systems, or spring lifts 1 5. These repairs require specific knowledge of different window styles and mechanisms to ensure smooth, long-lasting operation.
What to Expect: Timelines and Investment
The scope of your window fix directly impacts how long it will take and what it will cost. Getting a clear estimate upfront from your local Cambridge specialist is crucial.
Repair Timelines
- Minor Repairs (Caulking, Weatherstripping, Simple Hardware): These services can often be completed in a few hours to a single day, accounting for drying time for sealants 1 6.
- Glass Pane or IGU Replacement: While the on-site installation is quick, this process involves a lead time. The new glass or sealed unit must be manufactured to order, which can take 1 to 4 weeks depending on the supplier and complexity 1 2.
- Complex Sash or Frame Repairs: Fixing rotted wood, restoring weights in old double-hungs, or re-aligning an entire frame may take 1 to 3 days of work 5.
Understanding Repair Costs in Cambridge
Window repair pricing is highly variable, depending on the issue, window type, and accessibility. Cambridge's higher cost of living and the prevalence of historic homes can influence local labor rates 7 8. Below is a general range based on common repair types:
- Minor Seal & Hardware Fixes: Addressing drafts with new caulk or weatherstripping typically ranges from $50 to $150 1 9.
- Glass Pane Replacement: Replacing a single pane of glass can cost between $100 and $400, with double-pane insulated glass falling on the higher end of that spectrum 1 6 3.
- Full IGU Replacement: Swapping out a failed sealed unit in a double-pane window generally costs $200 to $400 or more per unit 1 4.
- Balance or Sash Mechanism Repair: Fixing the components that allow a window to open and stay up usually runs $50 to $100 for balances, or $180 to $400 for more comprehensive sash adjustment 1 5.
- Average Comprehensive Repair: For a service call addressing a common issue like a stuck window with a minor seal problem, many homeowners can expect total costs in the range of $200 to $600, though complex or historic window work can exceed this 7 8 9.
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Choosing a Window Repair Specialist in Cambridge
Not all handymen or contractors are equally skilled in window work. For a lasting repair, especially on Cambridge's older homes, it pays to be selective.
- Verify Licensing and Insurance: Always choose a company that is fully licensed to work in Massachusetts and carries both liability and workers' compensation insurance. This protects you and your property 7 10.
- Check Reviews and Specialization: Look for consistent positive feedback on independent review sites. A specialist with experience in historic home window repair or with the specific brand (e.g., Pella, Marvin, Andersen) of your windows will likely provide better service 7 10.
- Get a Detailed, Written Estimate: A trustworthy professional will provide a clear, written quote that breaks down labor, materials, and any potential additional costs. They should also explain the repair process and timeline 7.
- Ask About Warranties: Inquire if the workmanship and any new parts (like an IGU) are covered by a warranty. A company confident in its work will stand behind it.
Maintaining Your Windows After a Repair
Once your windows are functioning properly, a little maintenance can extend their life. Periodically check and clean tracks, lubricate moving parts with a silicone-based spray (not oil), and inspect exterior caulking for cracks. Addressing small issues promptly can prevent them from turning into major, costly repairs down the line.
Frequently asked questions
Sources
Footnotes
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Window Repair Cost: What You'll Actually Pay - https://argowindowrepair.com/blog/window/window-repair-cost ↩ ↩2 ↩3 ↩4 ↩5 ↩6 ↩7 ↩8 ↩9 ↩10 ↩11 ↩12 ↩13 ↩14
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Window Repair Costs in 2025 - Prices & Services - https://window-gurus.com/blog/the-cost-of-window-repair/ ↩ ↩2 ↩3
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How Much Does It Cost to Repair a Broken Window in MA? - https://truehomeroofing.com/how-much-does-it-cost-to-repair-a-broken-window/ ↩ ↩2
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Window Seal Repair and Replacement - This Old House - https://www.thisoldhouse.com/windows/window-seal-repair ↩ ↩2 ↩3
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Comprehensive Guide to Home Window Repair in Massachusetts | 01 - https://vocal.media/01/comprehensive-guide-to-home-window-repair-in-massachusetts ↩ ↩2 ↩3 ↩4
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Window Repair Cost Guide by State 2026 - EcoWatch - https://www.ecowatch.com/windows/repair/cost ↩ ↩2 ↩3
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How Much Does Window Repair Cost in Boston? [2025 Data] - https://www.angi.com/articles/how-much-do-window-repairs-cost/ma/boston ↩ ↩2 ↩3 ↩4 ↩5
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How Much Does Window Repair Cost? | 2025 Prices - Modernize - https://modernize.com/windows/repair-cost ↩ ↩2
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2026 Window Repair Cost | Angi - https://www.angi.com/articles/how-much-do-window-repairs-cost.htm ↩ ↩2
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Home Window Repair Massachusetts: The Ultimate Guide | 01 - https://vocal.media/01/home-window-repair-massachusetts-the-ultimate-guide ↩ ↩2