How Much Does It Cost To Install Wood Bay Windows?


(8 foot wide wood bay window)
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Wood Bay Window Costs

Indoor Cost Guides      Window Installations      Wood Bay Window Costs

Windows that are exterior facing must close against weather and intrusion. The Bay Window is a classic design that adds to interior space and comfort, and exterior appeal.

​You will find that the cost to install average wood bay windows depends upon material and finish grade, size and dimensions, preparation and special needs, and the labor rate.

In the following table the Labor Cost figure is what the able and prepared DIY persons should expect to save by performing the corresponding tasks.

Bay window replacement: remove and dispose of existing window and replace with a bay window; include costs for miscellaneous material, equipment, and waste.

Item Unit Cost Quantity Line Cost
Wood window set: pre-finished pine wood, 97" wide x 54" tall; fixed center glass, 2 opening flankers; 7/8" insulating glass and 2 screens; all trim, sealing, hardware and the asphalt shingle bay-roof section. $2,253 each 1 $2,253
Upgrade: additional cost to install copper roofing in place of standard asphalt shingles on bay-roof section; both options include wood framing of new roof section, insulation, hardware, and weatherproofing. $1,053 each 1 $1,053
Material Cost $3,306 each 1 $3,306
+ Labor Cost (standard) $38 per hour 8 $304
+ Labor Cost (upgrade) $38 per hour 4 $152
Total Cost $3,762 each 1 $3,762

Other considerations and costs

  • These prices are for service in the immediate area of the provider.
  • Taxes and permit fees are not included.
  • The bay window extends to the exterior and could obstruct walkways.
  • During contractor inspection the homeowner should be informed of any repair concerns like rot, and the cost to adapt the existing structure.
  • A project to replace more than 2 windows should enjoy a unit price discount.

Check out our guide if you need a loan for your home improvement project.

DIY considerations

  • This project is not highly suitable for DIY with precise carpentry and a critical closure deadline.
  • Partial DIY of removal and disposal tasks are possible for the prepared DIY.


  • Craftsman Estimator Costbook, complete series year 2015.
  • Latest prices found on Home Depot and other vendor Web sites.
  • Literature review of DIY Web sites.
How much does it cost to install wood bay windows in your city?
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Cost by city

(8 foot wide wood bay window)
  • New York, NY$4,107
  • Bronx, NY$3,375
  • Brooklyn, NY$2,813
  • Philadelphia, PA$3,509
  • Washington, DC$3,045
  • Atlanta, GA$2,755
  • Miami, FL$2,506
  • Fort Lauderdale, FL$2,625
  • Minneapolis, MN$3,079
  • Chicago, IL$3,588
  • Houston, TX$3,701
  • San Antonio, TX$2,484
  • Austin, TX$2,813
  • Denver, CO$2,377
  • Phoenix, AZ$2,507
  • Las Vegas, NV$2,752
  • Los Angeles, CA$3,101
  • San Diego, CA$2,814
  • San Jose, CA$3,399
  • Seattle, WA$2,488

Local costs have been calculated by accounting for labor and material cost differences across different cities. To get accurate cost estimates, indicate yours: