Looking for a foundation certification in Coal Valley, IL? Describe your project once and up to three licensed engineers who work in Coal Valley and Rock Island County get back to you with a quote. It's free and there is no obligation.
Coal Valley is home to about 3,883 people (2024 Census Bureau estimate), a stable community (+0.1% since 2020). With 1,226 people per sq mi, it is a suburban area. Manufactured homes here often need an engineer's foundation certification to be financed or refinanced.
Coal Valley at a glance
- Population (Census Bureau estimate, 2024)
- 3,883 (+0.1% since 2020)
- Rank in Illinois
- 377th of 1,294 cities and towns
- Land area
- 3.2 sq mi
- Population density
- 1,226 people per sq mi (suburban)
- Type
- Village (Coal Valley village)
- Main county
- Rock Island County
What to check before hiring in Coal Valley
- License: in Illinois, the certification is signed by a professional engineer licensed in the state.
- Lender requirements: ask your lender which form or letter it accepts.
- Timing: book early: closings are often scheduled tight.
- Price drivers: home size, foundation type, travel and whether upgrades are needed.
Useful official resources
-
HUD: manufactured housing
Official information and guidance.
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NCEES: licensure of engineers
Official information and guidance.
Services available in Coal Valley
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Engineer's foundation certification
Inspection and certification by a licensed engineer that the foundation meets HUD permanent foundation requirements.
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Foundation upgrade design
Engineer's design of the upgrades needed to obtain the certification.
Frequently asked questions in Coal Valley
How much does a foundation certification cost in Coal Valley, IL?
It depends on the home, the foundation and travel. Describe the home: engineers who serve Coal Valley reply with a quote.
How long does it take?
Often a visit within days and the letter shortly after.
Can an existing certification be used?
Often, if the lender accepts it and nothing has changed.
Which licensed engineers will contact me?
Up to three independent licensed engineers who serve Coal Valley 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.