Looking for an egress window installer in Wilmington, IL? Describe your project once and up to three egress window installers who work in Wilmington and Greene County get back to you with a quote. It's free and there is no obligation.
Wilmington is home to about 86 people (2024 Census Bureau estimate), a shrinking community (−4.4% since 2020). With 109 people per sq mi, it is a rural area. Basement finishing and basement bedrooms are common projects here, and most need an egress window.
Wilmington at a glance
- Population (Census Bureau estimate, 2024)
- 86 (−4.4% since 2020)
- Rank in Illinois
- 1,249th of 1,294 cities and towns
- Land area
- 0.8 sq mi
- Population density
- 109 people per sq mi (rural)
- Type
- Village (Wilmington village)
- Main county
- Greene County
What to check before hiring in Wilmington
- Code: in Illinois, 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 Wilmington
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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 Wilmington
How much does an egress window cost in Wilmington, IL?
It depends on the wall, the window, the well and finishing. Describe your basement: installers who serve Wilmington 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 Wilmington 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.