Looking for a spray foam installer in Sulphur, OK? Describe your project once and up to three spray foam installers who work in Sulphur and Murray County get back to you with a quote. It's free and there is no obligation.
Sulphur is home to about 4,844 people (2024 Census Bureau estimate), a shrinking community (−2.1% since 2020). With 805 people per sq mi, it is a semi-rural area. Hot summers, cold winters and leaky older homes make air sealing a priority here.
Sulphur at a glance
- Population (Census Bureau estimate, 2024)
- 4,844 (−2.1% since 2020)
- Rank in Oklahoma
- 78th of 591 cities and towns
- Land area
- 6.0 sq mi
- Population density
- 805 people per sq mi (semi-rural)
- Type
- City (Sulphur city)
- Main county
- Murray County
What to check before hiring in Sulphur
- Training: ask about applicator training and safety practices.
- Code: in Oklahoma, 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 Sulphur
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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 Sulphur
How much does spray foam cost in Sulphur, OK?
It depends on area, foam type and thickness. Describe your project: installers who serve Sulphur 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 Sulphur 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.