Local research · updated July 2026
Replacement Windows in Des Moines, Iowa
Des Moines is an old housing stock in a hard climate. Roughly 72% of the metro's homes were built before 1980 and the median home dates to about 1960, which means the windows most owners are living with are original single- or early double-pane units well past their service life. This is a full four-season market: hot, humid summers and genuinely cold winters put the assembly under stress from both directions. Add central Iowa's exposure to severe convective weather, from the 2020 derecho to routine hail seasons, and window replacement here is driven as much by damage and comfort as by energy bills. The right answer is usually a tight, insulated unit built for the ENERGY STAR Northern zone, not a warm-climate spec.
Short answer
In Des Moines, a standard replacement window (double-hung, casement or slider) typically costs $515–$2,920 installed. Bay and bow windows run $2,570–$8,210+, and a sliding patio door $1,540–$5,130. Frame material and the glass package decide where a project lands in that range.
Planning ranges built from NREL and BLS cost data, localized to Des Moines with the BEA Regional Price Parity for Des Moines-West Des Moines, IA (2024). How we estimate →
72%
of Des Moines homes were built before 1980, the era of single-pane and early aluminum windows
Source: U.S. Census Bureau, 2019–2023 ACS 5-Year Estimates
1960
median year built across Des Moines's 97,457 housing units
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
Window installers in Des Moines
Compare companies serving Des Moines. Request a free, no-obligation quote and we route it to the company or a vetted local installer.
| Company | Location | Request a quote |
|---|---|---|
 4.8 · 200,000+ reviews | West Des Moines, IA | Get a quote → |
| 1Champion Replacement Windows of Des MoinesChampion | Grimes, IA | Get matched → |
| 2Mad City Windows & Baths of Des MoinesMad City Windows | Grimes, IA | Get matched → |
| 3Pella Windows and Doors Showroom of Pella, IAPella | Pella, IA | Get matched → |
| 4Pella Windows and Doors Showroom of Urbandale, IAPella | Urbandale, IA | Get matched → |
| 5Window World of Des MoinesWindow World | Des Moines, IA | Get matched → |
Renewal by Andersen of Greater Des Moines
4.8 · 200,000+ reviewsWest Des Moines, IA showroom · serving the Des Moines 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 Des Moines homeowners directly.
What drives window decisions in Des Moines
- Old, mostly pre-1980 stock: about 72% of metro homes predate 1980 with a median build year near 1960, so most replacements are pulling original single-pane or early aluminum and vinyl units that no longer seal.
- Distinct architectural eras: American Foursquares and Craftsman bungalows in Drake and Beaverdale (the well-known "Beaverdale brick" homes), plus a wide belt of postwar ranches, each with their own opening sizes and trim details.
- IECC climate zone 5A (cool, moist): cold winters and hot, humid summers reward low U-factor glass and good air sealing, and make condensation and rot on aged wood sashes a common failure mode.
- Severe-weather exposure: central Iowa sees regular hail and high-wind events, and impact or storm damage frequently forces replacement on a schedule set by insurers rather than by the homeowner.
Replacement windows & doors by type in Des Moines
Local cost ranges and Northern-zone efficiency guidance for each window and door style, specific to Des Moines homes:
Ranges localized to Des Moines's cost level: national planning ranges shifted by the BEA Regional Price Parity for Des Moines-West Des Moines, IA (91.7, U.S. = 100; 2024). How we estimate local costs →
Efficiency requirements for Des Moines's climate
Des Moines sits in the ENERGY STAR Northern zone (IECC zone 5A (cool, moist), Polk County). Under the v7.0 specification, qualifying windows need a U-factor of 0.22 or lower with a solar heat gain coefficient (SHGC) of at least 0.17. Heating-dominated climate: the window must hold heat in (very low U-factor) while still letting some free solar warmth through in winter (minimum SHGC). Equivalent-performance tradeoffs allow U-factors of 0.23–0.26 when paired with progressively higher solar gain.
Not sure what these numbers mean? Read our plain-English guide to U-factor and SHGC.
What replacement windows cost here
Window replacement pricing in Des Moines follows the same drivers as anywhere: the number of openings, the frame material, glass package, and whether the crew is doing a simple insert or a full-frame tear-out. Older Foursquares, bungalows, and Beaverdale brick homes often carry non-standard opening sizes, plaster returns, or masonry surrounds that add labor, and any hidden rot or lead-era conditions found during removal will move the number. Storm-damage jobs can be partly offset by an insurance claim rather than paid fully out of pocket. Rather than trust a headline per-window figure, get itemized written quotes from multiple local installers and compare the exact same glass spec and installation method line for line.
For a breakdown by frame material and install type, see our full cost guide.
Rebates & incentives in Iowa
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.
Iowa's Home Energy Rebates are administered by the Iowa Economic Development Authority alongside the Iowa Finance Authority, with roughly $120 million split across the HOMES and HEAR tracks. As of mid-2026 neither program had launched to the public — the state had applied for funds but the rollout stalled amid federal DOE funding uncertainty, and no firm start date had been set. Windows would qualify only through the whole-home HOMES modeled-savings track rather than as a standalone rebate; confirm current status before counting on it.
- MidAmerican Energy & Alliant Energy efficiency rebates. The two dominant Iowa utilities — MidAmerican (Des Moines metro) and Alliant (much of eastern and central Iowa) — run residential efficiency programs weighted toward heat pumps, heat pump water heaters, smart thermostats, and insulation. Neither offers a direct window-replacement rebate, so in most of Iowa windows are not a utility-rebated upgrade. Confirm current program terms with your specific utility. (MidAmericanEnergy.com and AlliantEnergy.com residential rebate pages)
Iowa's statewide energy code is still based on the 2012 IECC with state amendments that loosened air-leakage and duct-testing requirements, leaving it weaker and several cycles behind its neighbors; Des Moines permits and inspects through the city building department. The IECC 5A northern climate makes a low U-factor the priority spec for replacement windows.
Replacement windows in nearby metros
Not in Des Moines proper? These nearby markets carry the same local research: housing-age data, climate-zone specs, and current rebate status for each city:
Des Moines window replacement FAQ
›Do I need a permit to replace windows in Des Moines?
Generally yes. The City of Des Moines Permit and Development Center treats window and door replacement as permitted work, and applications run through the city's online Customer Self-Service portal. A like-for-like swap into the exact same opening may be treated more leniently, but any change to opening size, structure, or egress will require a permit and code compliance. Because rules and exceptions change, confirm with the Permit and Development Center directly before you schedule, and make sure your installer pulls the permit rather than leaving it to you.
›What efficiency numbers should I look for in Des Moines?
Des Moines is in the ENERGY STAR Northern climate zone (IECC zone 5A). Under the current ENERGY STAR version 7.0 Northern specification, look for a U-factor of 0.22 or lower, which controls heat loss through cold Iowa winters, paired with a solar heat gain coefficient (SHGC) of 0.17 or higher so you keep some beneficial winter solar gain. The low U-factor is the priority in this heating-dominated climate. Ask to see the NFRC label on the exact unit being quoted, not a brand's best-case brochure number.
›Are there rebates or tax credits available right now?
The picture has tightened. The federal 25C energy-efficient home improvement credit, which covered qualifying windows, expired December 31, 2025, so it is not available for 2026 installs. MidAmerican Energy runs residential efficiency rebates for its Iowa customers, but those programs center on heating, cooling, water heating, and appliances; we have not found a window-specific rebate, so verify current offerings with MidAmerican directly before assuming one exists. Iowa's IRA-funded home energy rebate programs have rolled out through the state, so check the state Economic Development Authority for what is live and whether windows qualify.
›My windows were damaged in a storm. What should I know?
Central Iowa's hail and wind events, the 2020 derecho being the extreme example, routinely break glass and blow out seals. If yours were damaged, photograph everything before any window is removed, keep the damaged units if you can, and file with your insurer promptly, since carriers set the timeline on these claims. When you rebuild, it is worth pricing impact-rated or laminated glass on the elevations that face prevailing storm winds. And be wary of storm-chasing contractors who appear after a big event; stick with established local installers who will still be here for the warranty.
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
- — National Weather Service / 2020 Midwest derecho reporting
- — IRS, 25C Energy Efficient Home Improvement Credit (P.L. 119-21)