Local research · updated July 2026
Casement windows in Ames, Iowa
Side-hinged sash that cranks outward like a door. For Ames's mixed-age housing stock (40% 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 Ames typically cost $495–$2,260 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 Ames (BEA Regional Price Parity, 2024). How we estimate →
$495–$2,260
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 Ames
40%
of Ames 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 Ames 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 Ames's climate
Ames sits in the ENERGY STAR Northern zone (IECC zone 5A (cold, moist), Story 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 Ames
Casement window replacement in Ames runs $495–$2,260 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. University-market pricing is competitive with Des Moines satellite rates. Federal 25C is gone. Itemize every bid.
That's the national range shifted to Ames's cost level using the BEA Regional Price Parity for Ames, IA (88.8, 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 Ames
A sample of companies with locations in the Ames market. See the full Ames directory for all listings, our map, and featured-partner disclosures.
| 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 Urbandale, IAPella | Urbandale, IA | Get matched → |
| 4Window 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 Ames 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 Ames homeowners directly.
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. See our Ames guide for the full program list.
Casement windows in Ames: FAQ
›What efficiency numbers should a Casement window in Ames meet?
Ames sits in the ENERGY STAR Northern zone (IECC 5A (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 Ames?
A useful planning range for Casement window replacement in Ames is $495–$2,260 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. University-market pricing is competitive with Des Moines satellite rates. Federal 25C is gone. Itemize every bid.
›Do I need a permit to replace Casement windows in Ames?
Replacement generally requires a permit, and new units must meet the current energy code. See our Ames 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)