Local research · updated July 2026
Casement windows in Green Bay, Wisconsin
Side-hinged sash that cranks outward like a door. For Green Bay's older housing stock (66.8% of homes predate 1980), casement window replacement is a common project — and in the ENERGY STAR Northern zone, the number that matters most is a low U-factor (≤ 0.22) to keep heat in.
Short answer
Casement windows in Green Bay typically cost $520–$2,370 installed per opening. The low end is a mid-grade vinyl insert from a regional installer; the top is a premium frame, a full-frame installation, or a full-service national brand.
NREL REMDB + BLS PPI, localized to Green Bay (BEA Regional Price Parity, 2024). How we estimate →
$520–$2,370
installed range per opening for Casement window, from a mid-grade insert up to a premium or full-frame job
Source: NREL REMDB + BLS PPI, localized to Green Bay
66.8%
of Green Bay homes were built before 1980
Source: U.S. Census Bureau, 2019–2023 ACS 5-Year Estimates
U ≤ 0.22
the ENERGY STAR v7.0 number that matters most in the Northern zone
Source: EPA ENERGY STAR v7.0
Is a Casement window right for a Green Bay home?
Crank handle swings the full sash outward; locks compress the seal.
Where it fits:
- Maximum ventilation — the whole opening opens
- Tightest air seal of the common operable styles (compression seal)
- Hard-to-reach placements like over kitchen sinks
What to weigh:
- Projects outward — check clearance to walkways and screens
- Hardware is the wear item; crank quality matters
- Width limits — very wide openings need mulled units
Casement windows and Green Bay's climate
Green Bay sits in the ENERGY STAR Northern zone (IECC zone 6A (cold, moist), Brown County), where the priority is a low U-factor (≤ 0.22) to keep heat in.
A casement closes against a compression seal — the tightest of any operable window. In the Northern zone's cold winters, where air leakage drives heating loss, that seal is a real advantage.
New to these numbers? See our plain-English guide to U-factor and SHGC and the full casement guide.
What Casement windows cost in Green Bay
Casement window replacement in Green Bay runs $520–$2,370 installed. The low end is a mid-grade vinyl insert from a regional installer; the top is a premium frame, a full-frame installation, or a full-service national brand. Green Bay's 1971-median stock keeps the cost story simpler than in a prewar market. Most homes have standard-sized postwar and early-1970s openings, and where those openings are square and sound an insert (pocket) replacement is often all that's warranted — the cheaper path. The cost pressure here comes from the glass, not the carpentry: Zone 6A rewards low-U-factor double-pane and, increasingly, triple-pane packages, which add material cost up front but are exactly where the heating-season savings live. Midwest labor rates tend to sit near or modestly below national averages. Note a local quirk on permitting — a straight same-size window swap in Green Bay generally does not require a building permit (see below), which removes one line item some other cities add. Get itemized bids that separate the window unit from labor and any frame or trim repair, and ask specifically whether triple-pane is worth the upcharge for your exposure.
That's the national range shifted to Green Bay's cost level using the BEA Regional Price Parity for Green Bay, WI (93.1, U.S. = 100; 2024). How we estimate local costs →
For a breakdown by frame material and install type, see our full cost guide.
Installers serving Green Bay
A sample of companies with locations in the Green Bay market. See the full Green Bay directory for all listings, our map, and featured-partner disclosures.
| Company | Location | Request a quote |
|---|---|---|
 4.8 · 200,000+ reviews | Appleton, WI | Get a quote → |
| 1Feldco Windows, Siding, Doors & Roofing of Green BayFeldco | Menasha, WI | Get matched → |
| 2Mad City Windows & Baths of Green BayMad City Windows | Neenah, WI | Get matched → |
| 3Pella Windows and Doors Showroom of De Pere, WIPella | De Pere, WI | Get matched → |
| 4Universal Windows DirectUniversal Windows Direct | De Pere, WI | Get matched → |
| 5Window NationWindow Nation | Kaukauna, WI | Get matched → |
Renewal by Andersen of Greater Wisconsin
4.8 · 200,000+ reviewsAppleton, WI showroom · serving the Green Bay metro
Full-service manufacturer and installer, transferable warranty, local crews. Why it's our Top Pick
Get a quote →Listings compiled from manufacturer dealer locators and public business records. Premier and Sponsored Partners pay for placement and are labeled as such; star ratings shown are reported by the partner, with the source and date beside them. See our advertising disclosure. Contacting a company shares your details with it (or a vetted local installer) so it can reach you about your project.
Are you a window company? Claim your listing to take quote requests from Green Bay homeowners directly.
Rebates & incentives in Wisconsin
The federal window tax credit (25C) ended for projects placed in service after December 31, 2025. If your windows were installed in 2025, you can still claim it on your 2025 return — but for new projects there is no federal window credit. State and utility programs are now the main source of window incentives.
Wisconsin has been rolling out IRA Home Energy Rebate programs; whole-home efficiency retrofits can include windows within a modeled-savings project. Confirm current availability before promising rebate dollars. See our Green Bay guide for the full program list.
Casement windows in Green Bay: FAQ
›What efficiency numbers should a Casement window in Green Bay meet?
Green Bay sits in the ENERGY STAR Northern zone (IECC 6A (cold, moist)). Qualifying units need a U-factor of 0.22 or lower with an SHGC of at least 0.17. A casement closes against a compression seal — the tightest of any operable window. In the Northern zone's cold winters, where air leakage drives heating loss, that seal is a real advantage.
›How much does Casement window replacement cost in Green Bay?
A useful planning range for Casement window replacement in Green Bay is $520–$2,370 installed. The low end is a mid-grade vinyl insert from a regional installer; the top is a premium frame, a full-frame installation, or a full-service national brand. Green Bay's 1971-median stock keeps the cost story simpler than in a prewar market. Most homes have standard-sized postwar and early-1970s openings, and where those openings are square and sound an insert (pocket) replacement is often all that's warranted — the cheaper path. The cost pressure here comes from the glass, not the carpentry: Zone 6A rewards low-U-factor double-pane and, increasingly, triple-pane packages, which add material cost up front but are exactly where the heating-season savings live. Midwest labor rates tend to sit near or modestly below national averages. Note a local quirk on permitting — a straight same-size window swap in Green Bay generally does not require a building permit (see below), which removes one line item some other cities add. Get itemized bids that separate the window unit from labor and any frame or trim repair, and ask specifically whether triple-pane is worth the upcharge for your exposure.
›Do I need a permit to replace Casement windows in Green Bay?
Replacement generally requires a permit, and new units must meet the current energy code. See our Green Bay guide for local permitting and rebate details, and always confirm your installer pulls the permit.
Sources
- — U.S. Census Bureau, American Community Survey 5-Year Estimates (B25034, B25035)
- — EPA ENERGY STAR Version 7.0 Residential Windows specification
- — DOE/PNNL IECC climate zone assignments by county
- — NREL residential window cost analysis (planning ranges)