Looking for a spray foam installer in Philadelphia, TN? Describe your project once and up to three spray foam installers who work in Philadelphia and Loudon County get back to you with a quote. It's free and there is no obligation.
Philadelphia is home to about 682 people (2024 Census Bureau estimate), a growing community (+12.4% since 2020). With 439 people per sq mi, it is a semi-rural area. Hot summers, cold winters and leaky older homes make air sealing a priority here.
Philadelphia at a glance
- Population (Census Bureau estimate, 2024)
- 682 (+12.4% since 2020)
- Rank in Tennessee
- 264th of 344 cities and towns
- Land area
- 1.6 sq mi
- Population density
- 439 people per sq mi (semi-rural)
- Type
- City (Philadelphia city)
- Main county
- Loudon County
What to check before hiring in Philadelphia
- Training: ask about applicator training and safety practices.
- Code: in Tennessee, the energy and residential codes set R-values and barrier requirements.
- Rebates: utilities sometimes rebate insulation upgrades.
- Price drivers: area, foam type, thickness and prep.
Useful official resources
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U.S. Department of Energy: insulation
Official information and guidance.
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Spray Polyurethane Foam Alliance
Official information and guidance.
Services available in Philadelphia
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Attic spray foam
Spray foam on the roof deck or attic floor, often to create a conditioned attic.
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Walls, rim joists and crawl spaces
Spray foam in open walls, rim joists, basements or crawl spaces.
Frequently asked questions in Philadelphia
How much does spray foam cost in Philadelphia, TN?
It depends on area, foam type and thickness. Describe your project: installers who serve Philadelphia reply with a quote.
How long does installation take?
Often a day for a typical attic, plus curing time.
Can foam go over old insulation?
Usually old material is removed first; ask the installer.
Which spray foam installers will contact me?
Up to three independent spray foam installers who serve Philadelphia 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.