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How Long Does a Window Installation Take? The Quick Answer
Southwest Exteriors, San Antonio TX
Mar 17, 2026
Most standard window replacements take 30 minutes to 1 hour per window, depending on size and condition.
On a typical home, installers can complete 8 to 10 windows per day under normal conditions.
Most homes can be completed in 1 to 2 days, but larger homes or more complex projects may take longer.
Yes. Stucco homes often require additional cutting, sealing, and finishing, which can increase installation time significantly.
Several things can extend the timeline:
Multi-story homes requiring scaffolding
Trim replacement or custom finishing
Structural repairs around the window
Weather conditions
A professional crew focuses on careful, low-impact installation. The goal is to protect your home while ensuring proper fit and long-term performance.
Always prioritize quality over speed. A properly installed window will perform better, last longer, and help prevent costly issues down the road.