Looking for an egress window installer in Old Westbury, NY? Describe your project once and up to three egress window installers who work in Old Westbury and Nassau County get back to you with a quote. It's free and there is no obligation.
Old Westbury is home to about 4,950 people (2024 Census Bureau estimate), a growing community (+15.2% since 2020). With 577 people per sq mi, it is a semi-rural area. Basement finishing and basement bedrooms are common projects here, and most need an egress window.
Old Westbury at a glance
- Population (Census Bureau estimate, 2024)
- 4,950 (+15.2% since 2020)
- Rank in New York
- 172nd of 595 cities and towns
- Land area
- 8.6 sq mi
- Population density
- 577 people per sq mi (semi-rural)
- Type
- Village (Old Westbury village)
- Main county
- Nassau County
What to check before hiring in Old Westbury
- Code: in New York, the residential code adopted locally sets egress dimensions.
- Permit: cutting the foundation needs a permit and an inspection.
- Drainage: the window well needs a drain to avoid water in the basement.
- Price drivers: wall type, depth, window size, well and finishing.
Useful official resources
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ICC: International Code Council
Official information and guidance.
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NFPA
Official information and guidance.
Services available in Old Westbury
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Egress window installation
Cutting the foundation, installing a code-compliant egress window and the window well, with the permit.
Frequently asked questions in Old Westbury
How much does an egress window cost in Old Westbury, NY?
It depends on the wall, the window, the well and finishing. Describe your basement: installers who serve Old Westbury reply with a quote.
How long does it take?
Often one or two days per window.
Will it let water in?
Not with a properly drained well and a cover where needed.
Which egress window installers will contact me?
Up to three independent egress window installers who serve Old Westbury and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.