Window replacement cost in Monroe County
Installed prices for standard and impact windows and doors in Monroe County, including Key West, Marathon, Key Largo, Islamorada, Big Pine Key.
Last reviewed September 27, 2026
Prices per opening in Monroe County
| Opening | Standard replacement | Impact-resistant |
|---|---|---|
| Standard-size window | $600 – $800 | $800 – $1,500 |
| Large or picture window | $900 – $1,500 | $1,500 – $2,400 |
| Sliding glass door, 2 panel | $700 – $2,400 | $3,500 – $6,000 |
| Entry door | $500 – $2,500 | $2,000 – $6,000 |
| French doors (pair) | Varies | $4,000 – $8,000 |
Installed prices including removal, disposal, permit and trim repair. Large custom shapes, two-story access and specialty glass cost more.
What affects window prices in Monroe County
Monroe County is on Florida's Atlantic and Gulf coast. Homes near the water may be in a wind-borne debris region, where the building code requires protected openings.
The Keys face the highest wind exposure in Florida, and salt air is constant. Shipping products and bringing crews down the Overseas Highway adds cost, so expect quotes above statewide ranges.
Whole-house example
A 2,000 square foot, one-story home in the Key West area usually has around 15 windows and 2 sliding glass doors. Replacing all of them runs about $9,600 – $16,800 with standard windows and $19,000 – $34,500 with impact-resistant windows and doors.
Frequently asked questions
How much do impact windows cost in Monroe County?
A standard-size impact window runs about $800 – $1,500 installed in Monroe County. A 2,000 square foot home with 15 windows and 2 sliding doors lands around $19,000 – $34,500.
How much do standard replacement windows cost in Monroe County?
Standard replacement windows run about $600 – $800 each installed. The same 15-window, 2-slider home lands around $9,600 – $16,800.
Do I need a permit to replace windows in Monroe County?
Window and door replacement generally needs a building permit in Florida, and the installer usually pulls it. Check with Monroe County or your city building department for your address.
See the price for your Monroe County home
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