Looking for a basement contractor in Peoria Heights, IL? Describe your project once and up to three basement contractors who work in Peoria Heights and Peoria County get back to you with a quote. It's free and there is no obligation.
Peoria Heights is home to about 5,802 people (2024 Census Bureau estimate), a shrinking community (−1.9% since 2020). With 2,328 people per sq mi, it is a suburban area. Full basements are common here and often the cheapest way to add living space.
Peoria Heights at a glance
- Population (Census Bureau estimate, 2024)
- 5,802 (−1.9% since 2020)
- Rank in Illinois
- 307th of 1,294 cities and towns
- Land area
- 2.5 sq mi
- Population density
- 2,328 people per sq mi (suburban)
- Type
- Village (Peoria Heights village)
- Main county
- Peoria County
What to check before hiring in Peoria Heights
- Moisture first: waterproof before finishing.
- Egress: in Illinois, a basement bedroom needs an escape opening.
- Radon: test before you finish.
- Price drivers: size, bathroom, ceiling height, finishes and egress.
Useful official resources
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ICC: International Code Council
Official information and guidance.
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EPA: radon
Official information and guidance.
Services available in Peoria Heights
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Basement finishing
Framing, insulation, electrical, drywall and flooring of a basement, with permit.
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Basement bathroom or rental unit
Bathroom, kitchenette or legal basement unit with egress and plumbing.
Frequently asked questions in Peoria Heights
How much does basement finishing cost in Peoria Heights, IL?
It depends on size, bathroom and finishes. Describe your basement: contractors who serve Peoria Heights reply with a quote.
How long does it take?
Often several weeks.
Can I rent it out?
Only if local rules allow an accessory unit; check zoning.
Which basement contractors will contact me?
Up to three independent basement contractors who serve Peoria Heights 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.