Windows · Wilmington, NC
How much does wood and fiberglass window replacement cost in Wilmington, NC? (2026)
In Wilmington, wood and fiberglass window replacement runs $9,900–$24,600, with most paying around $17,250 — about 1% below the national average. Whole-home window replacement with premium wood or fiberglass windows — higher cost, better looks and longevity.
Updated June 2026 · Localized estimate, not a quote
Most homeowners pay around $17,250
- Typical cost
- $17,250
- Labor vs US
- −4%
- Climate
- Mixed
- Local permit
- $125
Refine your estimate
Tune it to your home to narrow the wood and fiberglass window replacement range.
Key takeaways for Wilmington
- In Wilmington, wood and fiberglass window replacement runs $9,900–$24,600 — call it $17,250 for a typical job, about 1% below the national average.
- This estimate departs from the national number mainly because Wilmington labor sits −4% versus the US average.
- A Windows permit in Wilmington runs about $125 — it's already folded into the estimate above.
- Service life runs 30–50 years on average; replacing on your schedule beats replacing on an emergency one.
- Late fall and winter is the low-price window — about 5–15% under peak rates.
- What you actually pay may drop below this range once 25C/25D credits and local utility rebates apply — details are in the rebates section.
What goes into the price in Wilmington
A typical Wilmington wood and fiberglass window replacement of $17,250 breaks down roughly like this — materials priced near the national level, labor set by local rates.
| Line item | Wilmington 2026 range |
|---|---|
| Materials & equipmentUnit, materials and supplies — priced close to the national level. | $4,400 – $11,000 |
| Labor & installationInstall crew, removal and startup — the part local rates move most. | $5,375 – $13,475 |
| Permit & feesWindows permit cost, adjusted to this city's rate. | $125 |
| Total installed cost | $9,900 – $24,600 |
Split from the Wilmington estimate using a 55% local-labor share; line items sum to the total.
Why wood and fiberglass window replacement costs what it does in Wilmington
- Labor in Wilmington runs about 4% below the national average (based on price levels for the Wilmington metro area), which lowers the installed price.
- Budget about $125 for the local Windows permit in Wilmington — already folded into the estimate above.
Wood & Fiberglass Window Replacement cost by number of windows in Wilmington
Wood and fiberglass windows are a premium upgrade — figure roughly $800–$2,500 per window installed depending on material, size, and finish. Cost scales with the number of openings, and wood typically runs higher than fiberglass.
| number of windows | Wilmington 2026 range |
|---|---|
| 5 windows | $4,550 – $10,900 |
| 10 windows | $8,950 – $19,700 |
| 15 windows | $13,350 – $27,500 |
| 20 windows | $17,750 – $35,350 |
| 25+ windows (whole home) | $21,650 – $44,150 |
National size ranges localized to Wilmington labor and climate.
Wood & Fiberglass Window Replacement cost by type in Wilmington
| Fiberglass | $9,950 – $21,700 |
| Composite | $10,900 – $22,650 |
| Aluminum-clad wood | $12,850 – $26,600 |
| Solid wood | $13,850 – $29,550 |
Adjusted to Wilmington from national type-level ranges.
Wood & Fiberglass Window Replacement cost by efficiency in Wilmington
Frame material sets the price and the look. Fiberglass is durable and low-maintenance; wood (often clad in aluminum outside) offers the richest appearance but costs more. The glass package adds on top. Prices are per window installed.
| Fiberglass frame (double-pane low-E)Strong, stable, very low maintenance | $700 – $1,500 |
| Wood frame / aluminum-clad woodPremium look; needs periodic finishing | $1,100 – $2,300 |
| Triple-pane premium (wood or fiberglass)Top efficiency and sound control | $1,500 – $2,850 |
Labor vs. materials in Wilmington
Install crew, removal, permit & startup — the part Wilmington rates move most.
Equipment & materials — priced closer to the national level.
Split based on a typical $17,250 Wilmington project; your mix varies with scope.
How we estimate it
| National range | $10,000 – $25,000 |
| Wilmington labor adjustment | ×0.98 |
| mixed climate factor | ×1 |
| Local permit | +$125 |
| Wilmington estimate | $9,900 – $24,600 |
Promo prices vs. the real cost
Advertised window pricing quotes the unit and skips the labor that makes it watertight. Measure the ad against the full installed number above, not the sticker on the glass:
- Free in-home estimate$0 — it's a sales visit
- "Buy 2, get 2" / BOGO dealsdiscount is off an inflated list price
- "From $189/window" teaserinstall, trim & disposal usually extra
- Financing offers$0 down · 0% APR, 12–60 mo
Additional wood and fiberglass window replacement costs to budget for
These hit some bids and skip others. The deciding factors are your home's condition, layout and what the crew finds once work begins.
| Old window removal & disposalPer window; usually bundled into the quote | $30 – $75 |
| Full-frame (vs. insert/pocket) replacementPer window; standard for wood to flash properly | $150 – $450 |
| Rotted sill / frame repairPer opening, found after removal | $200 – $800 |
| Custom or non-standard size / shapeBay, bow, arched, or oversized units cost more | $200 – $1,000 |
| Interior/exterior trim, casing & stainingPer window; wood often gets a stained finish | $100 – $400 |
Typical national add-on ranges; confirm locally during your quote.
What's included
- Interior and exterior trim
- Premium wood or fiberglass windows
- Installation, flashing and sealing
- Old window removal
What affects the cost
- Custom sizing and shapes
- Historic or architectural matching
- Material (fiberglass vs solid wood vs clad)
- Number of windows
Ways to save on wood and fiberglass window replacement in Wilmington
- Use premium only where visible, vinyl elsewhere
- Check efficiency rebates
- Bundle the whole house in one job
- Fiberglass costs less than wood with similar looks
How long does wood and fiberglass window replacement last in Wilmington?
Fiberglass lasts 30–50+ years; well-maintained wood can match it, but neglected wood rots far sooner.
Fiberglass is nearly maintenance-free. Wood (and the exterior of clad units) needs periodic repainting or re-staining and seal checks.
Signs you need wood and fiberglass window replacement in Wilmington
- Windows stick, swell, or are hard to open and close
- Fog or condensation appears between the panes (the seal has failed)
- Wood frames show rot, soft spots, peeling paint, or water staining
- You feel drafts near the window when it's shut
- They're single-pane originals and energy bills are high
- Visible warping, cracking, or daylight around the sash
- Outside noise comes through easily
Repair or replace in Wilmington?
Repair if…
- The wood frame is structurally sound and just needs refinishing or minor rot repair
- Only the seal, weatherstripping, or hardware has failed
- It's a historic or character window worth restoring
- The unit is under warranty
Replace if…
- Condensation is sealed between the panes (the IGU seal is gone)
- Rot has spread into the structural frame or sill
- They're single-pane and you want major energy savings
- Several windows are failing — bulk replacement lowers per-window cost
Climate-zone spec
What window rating you need in Wilmington, NC
Wilmington, NC sits in a mixed climate — the North-Central / South-Central ENERGY STAR window zone. To qualify for ENERGY STAR (v7.0), replacement windows here should meet:
Mixed climates need balance: a low U-factor for winter plus a controlled SHGC so summer sun doesn't overheat the home. Requirements tighten as you move south.
Thresholds from ENERGY STAR Residential Windows v7.0. Costadia groups cities into cold / mixed / hot bands — for your exact county's zone, use the ENERGY STAR Climate Zone Finder. Source.
Rebates & incentives
The federal window tax credit is gone for 2026, but ENERGY STAR windows can still earn utility rebates in some areas — and the real long-run savings come from lower heating and cooling bills.
- The federal 25C tax credit (up to $600/yr for ENERGY STAR Most Efficient windows) ended December 31, 2025 under the One Big Beautiful Bill Act — not available for 2026.
- Some utilities still rebate high-efficiency windows — real examples include Mass Save (~$75/window on single-pane replacements) and Puget Sound Energy (up to $100/window, more for income-qualified, through 2026).
- There is no federal HEAR rebate for windows (that program targets electrification equipment like heat pumps), so utility and state programs are the path — check the DSIRE database.
- The durable savings are on your energy bills: right-rated windows for your climate zone cut heating/cooling costs every year (see the climate-zone spec above).
Verified July 2026. Program budgets and windows change fast — confirm current amounts and eligibility with your utility and the DSIRE database. Costadia does not administer these programs.
Rebates & tax credits
The federal 25C window tax credit (30%, up to $600) ended December 31, 2025 and no longer applies to 2026 installs. ENERGY STAR Most Efficient wood or fiberglass windows still pay back through lower energy bills, and many utilities and states offer their own rebates — check the DSIRE database.
Cheapest time for wood and fiberglass window replacement in Wilmington
Demand for window installs drops once it's cold out, which is precisely when manufacturers push their biggest rebates — a combination that doesn't happen in the busy spring and summer months.
Why wood and fiberglass window replacement quotes vary — and how to compare them fairly
When two quotes for one project diverge by thousands, the cause is usually what each one includes, not markup — here's how to read the difference.
Why a quote looks high (or low)
- Full-frame replacement costs more than an insert (pocket) install — make sure bids match.
- Glass package (double vs. triple pane, low-E, gas fill) swings the price.
- Frame material — vinyl, wood, fiberglass — is a big driver.
Get an apples-to-apples bid
- Specify full-frame vs. insert for every bid.
- Check warranties on frame, glass seal and labor separately.
- Compare frame material on equal terms.
- Match the glass package and ENERGY STAR rating across quotes.
Questions to ask Wilmington Windows pros
A fair comparison starts with identical questions. Ask each contractor the following before anything gets signed.
- 1Is this a full-frame replacement or an insert (pocket) install?
- 2What's the glass package — double vs. triple pane, low-E coating, gas fill?
- 3Are disposal, trim, and exterior caulking/flashing included?
- 4Are the windows ENERGY STAR rated for my climate zone?
- 5What's the warranty on the frame, glass seal, and the installation labor?
Wood & Fiberglass Window Replacement in Wilmington
How much does wood and fiberglass window replacement cost in Wilmington, NC?
Budgeting for wood and fiberglass window replacement? In Wilmington, 2026 prices land between $9,900 and $24,600, and about $17,250 is the typical outcome. Strip out Wilmington's labor rates, its mixed climate and permit fees and you'd be left with a national average — this range keeps them in.
Is wood and fiberglass window replacement more expensive in Wilmington than average?
Wilmington is about 1% lower than the national average, mainly because local labor runs at an index of 0.98 relative to the US average., with the local Windows permit adding roughly $125.
Do I need a permit for wood and fiberglass window replacement in Wilmington?
Yes — Wilmington typically requires a Windows permit for this job, running about $125. That cost is already folded into the estimate above.
What affects wood and fiberglass window replacement cost the most?
Worth knowing first: whole-home window replacement with premium wood or fiberglass windows — higher cost, better looks and longevity. Price swings mostly come down to equipment or material grade, the size and complexity of the home, local labor, and the mixed climate zone.
How much should new windows really cost you?
A window quote bundles three separate purchases into one number: the frame, the glass, and the labor to set it right. Knowing which of the three actually moves comfort and bills is what keeps the money from landing in the wrong place.
The install case
The best window on the market still fails when it's set into a bad opening without proper flashing. If the existing frame is rotted, a full-frame replacement that reseals the opening outlasts a cheap pocket insert every time — let the home's condition, not the lowest bid, decide the method.
The value case
Double-pane, low-E vinyl is the workhorse spec for a reason: it handles the vast majority of drafts and heat loss without the price jump of premium materials. When you're replacing every window at once and watching the total, it's the default that leaves the least on the table.
The efficiency case
Where winters bite or summers punish, upgrading the glazing — triple-pane or a gas-filled low-E package — returns real money on heating and cooling bills, and ENERGY STAR-rated units can open the door to rebates. Put that upgrade money into the glass before you spend it on a fancier frame.
Spend where it counts — the glass package for your climate — and don't default to a premium frame material without a reason. Whatever you do, don't cut install quality to hit a budget number.
Editorial analysis by Serhat Özçelik, reviewed by Costadia Editorial. These are our own cost perspectives, not third-party endorsements.
How we calculated this estimate
We start with 2026 national wood and fiberglass window replacement ranges compiled from contractor-pricing sources (Angi, HomeGuide, Fixr and EnergySage averages), then localize them to Wilmington using the BEA Regional Price Parity labor index (×0.98 here), the IECC mixed-climate factor (×1) and a typical local permit fee (≈$125). Federal incentive details reference the IRS Inflation Reduction Act (25C/25D) and DSIRE.
This is a planning estimate, not a quote.Actual prices vary with your home's condition, equipment grade and contractor — always confirm with licensed local pros before budgeting.
References & data sources
Our Wilmington wood and fiberglass window replacement estimate is built from these primary, mostly government sources — not a single aggregator.
- Occupational Employment & Wage Statistics (metro wages) — U.S. Bureau of Labor Statistics.Metro-level trade wages behind each city's labor index.
- Regional Price Parities (state & metro) — U.S. Bureau of Economic Analysis.Regional price levels used where metro wage data is unavailable.
- IECC Climate Zones — U.S. DOE — Building Energy Codes Program.Climate-zone factors applied to weather-sensitive projects.
- Home Energy Tax Credits (25C / 25D) — Internal Revenue Service.Federal rebate and tax-credit figures for eligible upgrades.
- Database of State Incentives for Renewables & Efficiency — DSIRE — NC State University.State and utility incentive programs by ZIP code.
Wood and fiberglass window replacement alternatives in Wilmington
Homeowners in Wilmington often pair this with
A wood and fiberglass window replacement rarely happens in isolation — these projects commonly come up alongside it.
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