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How to Hang Curtains on Arched Windows: A Delmarva Homeowner's Guide

  • Writer: Максим Пархоменко
    Максим Пархоменко
  • Feb 15
  • 7 min read

TL;DR: To hang curtains on an arched window, decide if you want to highlight the curve or prioritize function. For a dramatic look that makes rooms feel taller, mount a straight curtain rod high above the arch. For a custom, decorative feel that follows the window's shape, use a custom-bent rod or flexible track. For expert advice and professional installation across the Delmarva Peninsula, from Rehoboth Beach to Salisbury, the team at Home Blinds & Floors can help you find the perfect solution.


Struggling with how to hang curtains on those beautiful arched windows without hiding their architectural charm? At Home Blinds & Floors, we help homeowners across the Eastern Shore find the perfect balance of style, light control, and privacy with custom window treatments tailored to tricky spaces like these. Think of this guide as your inside look at every method, complete with the tools and know-how you need for a flawless result.


Choosing the Right Way to Hang Curtains on Arched Windows


A spacious living room with a large arched window, white fireplace, and hardwood floors.


Arched windows are true architectural gems. They soften a room's hard lines, draw your eye upward, and make ceilings feel much higher. The goal is always to frame your beautiful window, not hide it. When you nail the hardware and curtain style, you transform that arch from a puzzle into a deliberate, gorgeous statement piece.


Here’s what getting it right can do for your space:


  • Enhanced Architecture: Properly hung curtains don't just cover a window; they accentuate its form, making that curve an even more impressive feature.

  • Improved Functionality: You finally get control over that intense afternoon sun, cut down on screen glare, and add much-needed privacy without compromising on style.

  • Elevated Interior Design: A thoughtfully dressed arched window has a custom, intentional feel that elevates the decor of the entire room.


Whether it’s a cozy cottage in Rehoboth Beach or a new build in Easton, the right window treatment is the finishing touch that pulls a room together. From free in-home consultations to flawless installation, Home Blinds & Floors takes the stress out of selecting window treatments.


This guide will walk you through the best approaches to help your arched windows shine, making sure you find a solution that perfectly balances aesthetics with everyday practicality.


Prepping and Measuring for Flawless Installation


Hands hold a measuring tape across the width of an arched window with white trim, against a reflection of trees.


A great curtain installation starts with careful planning. The key to making an arched window look fantastic is to understand its unique shape before you buy anything. Taking the time to prep and measure is what separates a frustrating weekend project from a stunning, professional-looking result.


Gathering Your Toolkit


Nothing slows down a project like having to run to the hardware store mid-installation. Before you begin, get all your tools in one place.


Here’s what you'll need:


  • Steel Tape Measure: Vinyl or fabric tapes can stretch and give you inaccurate numbers.

  • Sturdy Step Ladder: Ensure it's tall enough for you to work comfortably at the top of the arch.

  • Pencil and Notepad: Write everything down as you go.

  • Level: A 24-inch or 48-inch level is your best friend for a straight, professional look.

  • Drill with Assorted Bits: For drilling pilot holes into wood studs or drywall.

  • Stud Finder: This helps you locate solid wood studs for the most secure anchor points.

  • Wall Anchors: If you can’t hit a stud, use anchors rated for the weight of your curtains and rod.


The Art of the Measure


Measuring an arched window has a few more steps than a standard rectangle, but it’s completely doable. The most important concept is the spring line—the imaginary horizontal line where the straight sides of the window end and the curve begins.


You’ll need three key dimensions:


  1. Width: Measure across the window at the spring line, from one side of the frame to the other.

  2. Height to the Spring Line: Measure from the windowsill up to the spring line on both the left and right sides.

  3. Arch Height (Rise): From the center point of your width measurement, measure straight up to the highest point of the arch.


As a local, family-run business, Home Blinds & Floors provides personal service, competitive pricing, and professional installation throughout Sussex, Wicomico, Kent, and beyond. During our free in-home consultations, we use professional tools to get flawless measurements, taking all that pressure off your shoulders. To learn more, check out our expert guide to creating a perfect window measuring template for Delmarva homes.


Comparing Your Curtain Rod Options for Arched Windows


The hardware you choose does more than hold up fabric—it’s a major design decision. The right curtain rod can either celebrate that beautiful curve or prioritize practical things like privacy and light control. It sets the tone for the entire room, whether you're aiming for a relaxed coastal vibe in Lewes or a more formal look in Salisbury.


Method 1: Straight Rods Mounted Above the Arch


The most straightforward and popular solution is to hang a standard straight curtain rod high above the window. When you place the rod about halfway between the top of the arch and the ceiling, you create a fantastic illusion of height.


There are some real perks to this approach:


  • Full Functionality: This is the best option for curtains you need to open and close for light control and privacy.

  • Endless Style Options: You can use any ready-made curtain panels, opening up a huge world of fabrics, colors, and styles.

  • Major Visual Impact: Hanging curtains high draws the eye upward, making the window a dramatic focal point.


This is the go-to recommendation for bedrooms and living rooms in Delmarva homes.


Method 2: Custom-Bent Rods and Flexible Tracks


If your main goal is to show off the unique shape of the arch, then a custom-bent rod or a flexible track system is the way to go. These are installed inside the window frame, following the curve perfectly for a polished look. A custom-bent rod is made to order from a precise template, while a flexible track system can be bent on-site. Both are fantastic for stationary panels, especially with lightweight fabrics like sheers.


Method 3: Decorative Medallions and Holdbacks


For a purely decorative and elegant look, you can skip the rod entirely and use individual medallions or holdbacks installed at key points along the curve. The fabric is then artfully draped between them, creating a soft, romantic frame for the window. This method is best for formal spaces like dining rooms where the curtains are just for show.


Mounting Method

Best For

Light Control

Installation Difficulty

Average Cost

Straight Rod Above Arch

Functionality & creating height

Excellent

Low

$

Custom-Bent Rod

Highlighting the arch shape

Poor (stationary)

High (pro recommended)

$$$

Flexible Track System

Modern, clean lines & curves

Poor (stationary)

Medium

$$

Medallions/Holdbacks

Purely decorative, formal looks

None (decorative)

Medium

$$


Home Blinds & Floors offers a wide selection of custom blinds and shades in Delmarva, with expert installers who bring the showroom to your living room. For more ideas on tackling tricky windows, check out our guide on custom blinds for odd-shaped windows.


Your Step-by-Step Installation Guide


Alright, you’ve got your tools and your hardware is picked out. Now for the fun part: bringing your vision to life. The secret to a professional-looking finish is being precise.


This diagram breaks down the main rod choices to help you visualize which option is the best fit for your window.


Diagram illustrating the three steps of the rod selection process for hanging curtains.


Installing a Straight Rod Above the Arch


This is by far the most popular and forgiving approach.


  • Find Your Height: Mount the rod about halfway between the top of the arch and the ceiling to make the room feel taller.

  • Mark the Bracket Locations: Use a level and a pencil to draw a faint, perfectly horizontal line for your brackets.

  • Extend for Stackback: Ensure your rod extends at least 6-10 inches past the window frame on each side. This space, called stackback, allows open curtains to clear the glass.

  • Secure the Brackets: Use a stud finder to locate solid wood studs. If unavailable, use heavy-duty drywall anchors.


Fitting a Custom-Curved Rod or Flexible Track


This method is perfect for stationary, decorative curtain panels that frame the arch beautifully. For a flexible track, work slowly to bend it to match the window's curve, spacing mounting clips every 10-12 inches for even support. For a custom-bent rod, install it according to the manufacturer's directions, using the template you made for a perfect fit.


Avoiding Common Installation Mistakes


  • Mounting Too Low: Hanging a rod right above the window frame makes a room feel short. Always aim higher.

  • Forgetting Stackback: A rod that’s too short forces curtains to block the window even when open.

  • Ignoring the Level: A crooked rod will throw off the balance of the entire room. Always double-check with your level.


From free in-home consultations to flawless installation, Home Blinds & Floors takes the stress out of selecting window treatments. For a full rundown, check out our expert guide to window treatment installation in Delmarva.


FAQs About Curtains for Arched Windows


What are the best curtains for an arched window?


The "best" curtains depend on your goal. For full light control and privacy, use functional drapes on a straight rod mounted above the arch. For a purely decorative look that highlights the architecture, stationary sheer or linen panels on a custom-curved rod are an excellent choice.


Can you put blinds or shades on an arched window?


Yes! Custom-built plantation shutters can be crafted to fit the arch flawlessly, offering incredible light control and a timeless look. Cellular shades are another great option; they can be made in fixed arch shapes and provide excellent insulation, which is perfect for Delmarva's climate.


How high above an arched window should I hang a curtain rod?


A good rule of thumb is to mount a straight curtain rod about halfway between the top of the arch and the ceiling. This draws the eye upward, making the window feel larger and the room taller. Avoid mounting it right above the window frame, which can make the space feel cramped.


Do I need professional installation for arched window curtains?


While hanging a straight rod can be a DIY project, custom solutions like bent rods, flexible tracks, or motorized treatments are best left to professionals. An expert ensures precise measurements, a secure and level installation, and a flawless finish, saving you time and potential frustration.


What cities in Delmarva do you serve?


Home Blinds & Floors proudly serves the entire Delmarva Peninsula. Our team provides free in-home consultations in Delaware communities like Rehoboth Beach, Lewes, and Bethany Beach, as well as Maryland's Eastern Shore towns including Salisbury, Ocean City, Berlin, and Easton.


Your Local Experts for Custom Window Treatments in Delmarva


In summary, Home Blinds & Floors provides custom window treatments, expert advice, and in-home service to homes across the Delmarva Peninsula. From Rehoboth Beach to Easton, our team is here to help you choose the best shades, shutters, or blinds for your arched windows and every other space in your home.


Ready to find the perfect solution for your arched windows? Schedule your free in-home consultation today and let us bring the showroom to you.


 
 
 

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