Local research · updated July 2026
Double-hung windows in Baton Rouge, Louisiana
Two vertically sliding sashes; both the top and bottom sash open. For Baton Rouge's mixed-age housing stock (58.9% of homes predate 1980), double-hung window replacement is a common project — and in the ENERGY STAR Southern zone, the number that matters most is a low SHGC (≤ 0.23) to block solar heat.
Short answer
Double-hung windows in Baton Rouge typically cost $635–$2,890 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 Baton Rouge (BEA Regional Price Parity, 2024). How we estimate →
$635–$2,890
installed range per opening for Double-hung window, from a mid-grade insert up to a premium or full-frame job
Source: NREL REMDB + BLS PPI, localized to Baton Rouge
58.9%
of Baton Rouge homes were built before 1980
Source: U.S. Census Bureau, 2019–2023 ACS 5-Year Estimates
SHGC ≤ 0.23
the ENERGY STAR v7.0 number that matters most in the Southern zone
Source: EPA ENERGY STAR v7.0
Is a Double-hung window right for a Baton Rouge home?
Both sashes slide vertically and typically tilt inward for cleaning.
Where it fits:
- Traditional and historic home styles
- Rooms facing walkways, porches, or patios (no outward projection)
- Easy cleaning from inside on upper floors
What to weigh:
- More potential air-leakage paths than hinged styles at equal quality
- Half the opening ventilates at any one time
Double-hung windows and Baton Rouge's climate
Baton Rouge sits in the ENERGY STAR Southern zone (IECC zone 2A (hot, humid), East Baton Rouge Parish), where the priority is a low SHGC (≤ 0.23) to block solar heat.
Double-hung sashes seal against weatherstripping as they slide, so they have more potential air-leakage paths than hinged styles. In the Southern zone, prioritize a well-built unit and low-SHGC glass (≤ 0.23) to offset that.
New to these numbers? See our plain-English guide to U-factor and SHGC and the full double-hung guide.
What Double-hung windows cost in Baton Rouge
Double-hung window replacement in Baton Rouge runs $635–$2,890 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. Baton Rouge bids vary with glass package (standard low-E vs. impact), opening condition, and whether full-frame work is needed on older cottages and ranch stock. Impact-rated units cost more up front but may be required or strongly preferred for insurance documentation. City-Parish permits run through East Baton Rouge Parish Permits & Inspections (MGO Connect portal) — window replacement is on the parish's list of work that requires a permit. The federal 25C credit expired end of 2025; Louisiana IRA rebates were still ramping as of mid-2026 — confirm DENR status before counting on state money. Payback runs through cooling savings, storm readiness, and avoided water damage.
That's the national range shifted to Baton Rouge's cost level using the BEA Regional Price Parity for Baton Rouge, LA (90.8, 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 Baton Rouge
A sample of companies with locations in the Baton Rouge market. See the full Baton Rouge directory for all listings, our map, and featured-partner disclosures.
| Company | Location | Request a quote |
|---|---|---|
 4.8 · 200,000+ reviews | Baton Rouge, LA | Get a quote → |
| 1Pella Windows and Doors Showroom of Baton Rouge, LAPella | Baton Rouge, LA | Get matched → |
| 2Universal Windows Direct of Southern LouisianaUniversal Windows Direct | Baton Rouge, LA | Get matched → |
| 3Window World of Baton RougeWindow World | Baton Rouge, LA | Get matched → |
Renewal by Andersen of Southern Louisiana
4.8 · 200,000+ reviewsBaton Rouge, LA showroom · serving the Baton Rouge metro
Full-service manufacturer and installer, transferable warranty, local crews. Why it's our Top Pick
Get a quote →2Universal Windows Direct of Southern Louisiana
Baton Rouge, LA · Universal Windows Direct
Get matched →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 Baton Rouge homeowners directly.
Rebates & incentives in Louisiana
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.
Louisiana's IRA Home Energy Rebates are administered by the state Department of Energy and Natural Resources (DENR), with more than $200 million allocated across the Home Efficiency and Home Electrification tracks. As of mid-2026 implementation was still in progress and the consumer-facing rebates had not fully launched. Windows would typically qualify only through the whole-home Home Efficiency Rebates track on a modeled-savings basis rather than as a standalone rebate; confirm current status with DENR before relying on it. See our Baton Rouge guide for the full program list.
Double-hung windows in Baton Rouge: FAQ
›What efficiency numbers should a Double-hung window in Baton Rouge meet?
Baton Rouge sits in the ENERGY STAR Southern zone (IECC 2A (hot, humid)). Qualifying units need a U-factor of 0.32 or lower and an SHGC of 0.23 or lower. Double-hung sashes seal against weatherstripping as they slide, so they have more potential air-leakage paths than hinged styles. In the Southern zone, prioritize a well-built unit and low-SHGC glass (≤ 0.23) to offset that.
›How much does Double-hung window replacement cost in Baton Rouge?
A useful planning range for Double-hung window replacement in Baton Rouge is $635–$2,890 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. Baton Rouge bids vary with glass package (standard low-E vs. impact), opening condition, and whether full-frame work is needed on older cottages and ranch stock. Impact-rated units cost more up front but may be required or strongly preferred for insurance documentation. City-Parish permits run through East Baton Rouge Parish Permits & Inspections (MGO Connect portal) — window replacement is on the parish's list of work that requires a permit. The federal 25C credit expired end of 2025; Louisiana IRA rebates were still ramping as of mid-2026 — confirm DENR status before counting on state money. Payback runs through cooling savings, storm readiness, and avoided water damage.
›Do I need a permit to replace Double-hung windows in Baton Rouge?
Replacement generally requires a permit, and new units must meet the current energy code. See our Baton Rouge 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)