How Much Does Window Replacement Cost in Sunnyvale, CA?

New window installation on home exterior
Photo: Unsplash

Based on Bureau of Labor Statistics wage data for the San Jose-Sunnyvale-Santa Clara metropolitan area, window replacement in Sunnyvale costs between $200 and $1,430, with an average of $540.

Average Cost $540
Low Estimate $200
High Estimate $1,430
BLS Hourly Rate $31.11/hr
vs. State Avg +25%
vs. National +25%

Window Replacement Cost Breakdown โ€” Sunnyvale, CA

Service/Item Low Estimate Average High Estimate
Vinyl Double-Hung (each) $210 $290 $430
Wood Frame (each) $480 $640 $910
Bay/Bow Window $1,360 $1,780 $2,470
Casement Window (each) $350 $470 $670
Sliding Glass Door $750 $990 $1,390
Storm Window (each) $110 $150 $220
๐Ÿ“Š Data Source: BLS OEWS 2024 โ€” San Jose-Sunnyvale-Santa Clara MSA โ€ข Last verified: May 2026 (BLS 2024 data)

Is It Time for Window Replacement? Warning Signs

Sunnyvale homeowners, with the Bay Area's unique blend of mild Mediterranean climate on the coast and hot, dry inland valleys, your windows face a distinct set of challenges. From withstanding temperatures over 100ยฐF to coping with wildfire smoke seasons and earthquake retrofitting needs, it's essential to recognize when your windows need replacement. Peak seasons for window replacement in Sunnyvale are typically during the dry, hot summer months and the wet, cool winter months. However, off-peak seasons, such as early spring and late fall, can offer advantages like lower demand and potentially better pricing. Here are specific timing tips to consider: