Wood Sash Window Costs

Windows that are exterior facing must close against weather and intrusion. The Sash Window is a vertical-slide opening design that provides good ventilation passage.

​You will find that the cost to install average wood sash windows depends upon material and finish grade, size, structural 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.

Sash window replacement: remove and dispose of existing window,  install new window; include all material, equipment, and waste.

ItemUnit CostQuantityLine Cost
Wood window set: top grade 48" wide x 36" tall, pre-finished natural interior, no paint exterior clad; insulating and coated glass; including all trim, sealing, hardware, and touch up.$946each1$946
Upgrade: additional cost for a medium-duty fixed exterior awning; aluminum frame, painted panel, gutter front edge.$231each1$231
Remove and dispose:  existing window; include transport and non-hazardous dump fees.$45per CY1$45
Material Cost$1,222each1$1,222
+ Labor Cost (remove)$32per hour2$64
+ Labor Cost (replace)$38per hour5$190
+ Labor Cost (upgrade)$38per hour3$114
Total Cost$1,590each1$1,590

Other considerations and costs

  • These prices are for service in the immediate area of the provider.
  • Taxes and permit fees are not included.
  • The single-hung unit slides open one pane; a double-hung unit opens both panes.
  • During contractor inspection the homeowner should be informed of any repair concerns like rot, and the cost to adapt the existing window-opening structure.
  • A project to replace more than 2 windows should enjoy a unit price discount.
  • There may be local or national subsidy for energy efficiency improvements.

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.

Cost to install wood sash windows in my city

Cost to install wood sash windows varies greatly by region. To get free estimates from local contractors, please indicate yours.