Window Replacement Cost Calculator
Plan replacement window costs by installed style and selected upgrades.
Market-specific data
Low, typical & high range
Assumptions shown below
Project measure
Project details
Refine the scope
Project options
Your planning estimate
US estimate · 10 windows
Typical project allowance
$14,250
Low$3,500
High$25,000
This range updates from the project details you enter. It is a planning estimate, not a contractor quote.
Typical cost breakdown
- Base project allowance (10 windows)
- $14,250
Review the methodology below for included work, exclusions, assumptions, and source information.
Understand the range
Methodology, assumptions & sources
How this estimate is calculated
Installed style is the base range. Frame, glass, installation, and access are isolated planning adjustments to avoid stacking duplicate full-window costs.
This is a planning estimate, not a contractor quote. Actual quotes vary by location, specification, site conditions, labour, and project requirements.
Included assumptions & exclusions
- Low-E uses a 10% / 15% / 20% HomeCostNest application of supplied guidance.
- Frame and full-frame adjustments are HomeCostNest modeling assumptions.
- Permits are not included; opening-size changes may require them.
Data sources & review information
Source reference
HomeGuide 2026
Source reference
Angi 2026
Source references provide benchmark context. HomeCostNest applies its own calculator structure, ranges, assumptions, and allowances; listing a source does not imply endorsement of HomeCostNest or verification of every calculated price.
No source URL is stored in this calculator's current data record; no link has been inferred or fabricated.
- Review date:
- September 19, 2026
- Dataset:
- 1.0
- Data record status:
- Reviewed internally
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