Most Delmarva homeowners pay between $450 and $1,200 per window, and a full home project typically runs $5,000 to $14,000.
Most Delmarva homeowners pay between $450 and $1,200 per window for window installation cost, including labor. That range is wide, and for good reason. A basic vinyl double-hung in Salisbury costs very differently from an impact-rated coastal window near Ocean City. This guide breaks all of it down in plain language so you know exactly what to expect before you call anyone.
Key Takeaways
- Window prices run $300 to $3,500+ per window, depending on the type you pick.
- Frame material changes your price more than most people expect. Vinyl costs least, wood costs the most.
- Delmarva homes cost more to re-window than inland homes. Coastal weather and humidity push prices up.
- Full-frame replacement costs 30 to 50 percent more than retrofit. Know which one your home needs before you budget.
- Three moves save you the most money: replace in bulk, book off-peak, and get three estimates.
What Will You Actually Pay Per Window?
Single-hung windows start at $300, double-hung runs $450 to $850, casement hits $500 to $1,000, and bay or bow windows go all the way up to $3,500.
Not all windows cost the same. A basic single-hung vinyl in a bedroom costs a fraction of what a bay window or a coastal impact-rated unit runs. Here is a straight breakdown by window type so you can see where your project likely lands:
| Window Type | Installed Cost Per Window |
| Single-Hung | $300 – $600 |
| Double-Hung | $450 – $850 |
| Casement | $500 – $1,000 |
| Slider / Gliding | $450 – $900 |
| Bay / Bow | $1,200 – $3,500+ |
| Impact-Rated (Coastal) | $1,200 – $2,200 |
Bay and bow windows cost more because they extend out from the wall and need extra structural support. Impact-rated windows near Ocean City or along the Chesapeake Bay use thicker laminated glass built for strong wind and flying debris. That stronger build adds real cost to the cost to install windows near the shore.
What Makes Window Installation Cost More or Less?
Five things move the price more than anything else.
Here is what actually drives the number up or down on your project:
- Window type: Double-hung windows are the most common and most affordable on the peninsula. Bay and bow windows cost the most by far.
- Frame material: Vinyl costs the least. Fiberglass sits in the middle. Wood is the most expensive and needs the most upkeep, especially in Delmarva’s humid climate.
- Installation type: Retrofit keeps your existing frame and costs less. Full-frame replacement removes everything down to the wall and costs 30 to 50 percent more.
- Home age and condition: Many older Delmarva homes have non-standard frame sizes. Custom sizing adds labor time and pushes the total window install price higher.
- Number of windows replaced: The more you replace at once, the lower your per-window cost gets. Bundling saves real money.
Does Frame Material Change the Price That Much?
Yes, frame material is one of the biggest price differences you will see on any quote.
Here is how each material stacks up for Delmarva homes:
- Vinyl: $450 to $850 per window installed. Resists moisture well and needs almost no upkeep. The most popular frame choice across the peninsula.
- Fiberglass: $800 to $1,600 per window. Stronger than vinyl and holds up well against salt air, humidity, and corrosion near the bay. A solid pick for coastal homes.
- Wood: $900 to $2,000+ per window. Looks great but needs regular maintenance, including painting and sealing. Delmarva’s wet summers speed up rot and water damage on wood frames.
- Aluminum: $300 to $700 per window. The most budget-friendly option but a poor insulator. Not a great fit for a region with cold winters and hot, humid summers.
Most local homeowners land on vinyl or fiberglass. Both handle the peninsula’s weather well and hold up against coastal conditions without adding a heavy maintenance burden over time.
Why Does Window Installation Cost Run Higher in Some Homes?
Coastal weather, older home stock, and high humidity all push prices higher here than in most inland markets.
Coastal weather exposure. Homes near Rehoboth Beach, Ocean City, or along the Chesapeake Bay deal with stronger wind, rain, and water exposure than inland homes. Impact-rated windows built for that environment cost 20 to 35 percent more than standard options. The glass is thicker, and the frames handle debris and flood-level moisture better.
Older home stock. A large share of homes on the peninsula were built in the 1950s through 1980s. Many used cast iron hardware, clay soil foundations, and non-standard rough openings. Getting a modern window to fit right takes custom sizing and extra prep labor. That adds to the total cost to install windows on older properties.
Humidity and salt air. The bay and the Atlantic push moisture into everything. Window seals fail faster here. Corrosion shows up sooner on low-grade aluminum and iron hardware. Wood frames rot faster in this climate than they would in a dry inland market. Going with energy-efficient glass and moisture-resistant frames saves money on repairs down the road.
Permit and inspection costs. In Maryland, counties like Wicomico and Worcester require permits when you change the structural opening of a window. Delaware handles permits at the county level. Fees typically run $75 to $200 depending on the scope of work. A good local installer manages the inspection and permit paperwork for you so nothing gets missed.
Full-Frame Replacement vs. Retrofit: Which One Do You Actually Need?
Most Delmarva homeowners need retrofit, but full-frame makes sense more often here than in drier parts of the country.
Retrofit (insert replacement) keeps your existing window frame in place. The installer removes the old glass and sashes, then fits the new window inside the existing frame. It is faster, cheaper, and works well when your frames are still solid and square. Most standard replacement jobs on the peninsula use this method.
Full-frame replacement removes everything right down to the rough opening in the wall. It costs 30 to 50 percent more. But it fixes hidden rot, moisture damage behind the frame, and openings that have shifted out of square over the years.
Here is when full-frame makes sense for a Delmarva home:
- You see soft or spongy wood around the existing frame
- There is visible water staining or corrosion along the frame edges
- Your windows draft badly along the sides even when closed
- Your home was built before 1980 and the frames have never been replaced
- You are doing a bigger renovation and the walls are already open
Given the humidity, the salt air, and the age of many homes on the peninsula, full-frame replacement comes up more often here than in drier inland markets.
How Can You Lower Your Window Install Price?
Bundle your windows, book off-peak, and get at least three estimates — those three steps alone can save you hundreds.
- Replace more windows at once. Contractors charge for setup and mobilization per job, not per window. Bundle 8 to 10 windows into one project and your per-window cost drops fast.
- Get two or three estimates. Prices between local Delmarva companies vary more than most homeowners expect. One extra quote can save you hundreds of dollars on the same job.
- Ask about financing. Many window companies on the peninsula offer payment plans. Some carry no-interest periods if you pay within a set time. Ask before you sign anything.
- Check what the warranty covers. A company that backs their installation with a lifetime warranty saves you out-of-pocket repair costs later. Not all warranties cover labor, so ask specifically.
- Book in fall or winter. Spring and summer are the busiest seasons for window work across Delmarva. Scheduling in the off-peak months sometimes brings better pricing and a faster start date.
Why Do Delmarva Homeowners Choose The Window Source of Delmarva?
Locally owned, honest pricing, and a lifetime warranty on every window.
The Window Source of Delmarva is based right here in Marion Station, MD. They are not a national call center that passes your job off to a subcontractor. They cover the full Delmarva area, including Salisbury, Dover, Middletown, and the surrounding communities across Maryland and Delaware.
Here is what homeowners get when they call The Window Source of Delmarva:
- Free in-home estimates with no sales pressure
- Lifetime warranty on every window installed
- Honest help picking the right window type and frame for your specific home and budget
- Full service covering Installation windows, patio doors, entry doors, and siding
Past customers say the pricing is fair and the crew finishes clean and on time. They handle everything from the first estimate through the final inspection. They know the local building codes, the local weather, and what Delmarva homes actually need. The Window Source of Delmarva is worth calling before you commit to anyone else.
Estimate your Budget
The window installation cost range is wide because every home and every project is different. The only way to get a real number for your home is to get a local estimate. The Window Source of Delmarva offers free in-home estimates with no pressure and no obligation. Call them at (443) 978-8261 or visit their site to schedule yours today.
FAQs
How many windows does the average Delmarva home have?
Most homes on the peninsula have between 8 and 15 windows. Older homes tend to have fewer but larger openings. Newer builds often have more.
Does window installation require a permit in Maryland or Delaware?
It depends on the scope of work. Like-for-like replacements often skip permits. Structural changes or opening size changes usually need one. Your installer should pull that permit for you.
How long does window installation take?
A single window takes 1 to 3 hours. A full home with 10 to 12 windows typically gets done in one or two days.
What is the cheapest window type to install in Delmarva?
Single-hung vinyl windows are the most affordable option. Installed prices start around $300 to $450 per window for standard sizes.
Is it worth replacing all windows at once or one at a time?
All at once is almost always smarter. You save on labor, get a consistent look, and usually qualify for a better price per window.