Looking for a basement contractor in Phoenixville, PA? Describe your project once and up to five basement contractors who work in Phoenixville and Chester County get back to you with a quote. It's free and there is no obligation.
Phoenixville is home to about 20,286 people (2024 Census Bureau estimate), a growing community (+9.1% since 2020). With 5,779 people per sq mi, it is a densely built-up area. Full basements are common here and often the cheapest way to add living space.
Phoenixville at a glance
- Population (Census Bureau estimate, 2024)
- 20,286 (+9.1% since 2020)
- Rank in Pennsylvania
- 30th of 1,013 cities and towns
- Land area
- 3.5 sq mi
- Population density
- 5,779 people per sq mi (densely built-up)
- Type
- Borough (Phoenixville borough)
- Main county
- Chester County
What to check before hiring in Phoenixville
- Moisture first: waterproof before finishing.
- Egress: in Pennsylvania, 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 Phoenixville
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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 Phoenixville
How much does basement finishing cost in Phoenixville, PA?
It depends on size, bathroom and finishes. Describe your basement: contractors who serve Phoenixville 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 five independent basement contractors who serve Phoenixville 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.