Welcome to Castle Windows


Years in Business


Customers Served

About Castle

Castle Windows has provided quality windows to our customers since 1977. A family-owned window company, we’ve maintained a close-knit culture among our employees as we’ve grown our home improvement service across 11 states. We call ourselves “the Castle family” because that’s truly how we see ourselves—as a family. We want to bring that same respect and quality of service to our customers. Whether you need replacement windows, entry doors, roofing, or siding, Castle Windows is here to help. Learn more about our lifetime warranty-backed windows, as well as our doors, siding, and roofing in the links below.

Our Reputation

Castle Windows products have received quality and energy efficiency certifications from organizations including the National Fenestration Rating Council, Energy Star, and the American Architectural Manufacturers Association. It’s essential that all of our products exceed your expectations, and we have the official certifications to back our reputation. We stand by our products with our lifetime warranty. Click here to see our industry licenses/registrations.

Explore Castle










From Our Blog

Transom window and sliding glass doors with reflective glass light fixtures.

5 Design Ideas for your Castle Windows

Buying new windows to be installed in your home can be a big investment. One that can offer you up to 85% return according to ISoldMyHouse.com. Even if you’re not in the market for resale, It’s surely a purchase you’ll…

Small Ways to Make BIG Home Improvements

Sometimes our homes need a little updating, a quick refresh– nothing too costly or too time consuming. Maybe it’s just that you need a change. Either way, we’ve put together a list of ten small ways you can make big…

How to Design the Ultimate Home Office

Whether you’ve been working from home or working for yourself, it’s time to dive into crafting the perfect home office! You work hard and deserve a beautiful and functional space that’s uniquely suited to your wants and needs. If you’re…



DE – 1999207158
PA – 022931
ROC – H-07-08469-23-00
PUT PC2087
CT – 614413
MA – 164413
NJ – 13VH01471700

RI – 30039WV – 046472
MHIC – 05 -129489
VA – 2705143467
NY – 1400431
New Hampshire – Not Required
Indiana – Not Required
Ohio – Not Required

Get a Free Quote

To receive a free estimate for new windows, doors, and/or siding for your home, please fill out the form below. We’ll get back to you with a quote soon!

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