Basement
$1,100–$2,200
Higher labor rates in this region increase baseline cost.
New Jersey Radon Mitigation Cost
Costs in New Jersey are usually driven by home setup, not by state-level pricing. Standard systems are commonly in the $1,000–$2,000 range. More complex installations are often $2,000–$3,500.
EPA Zone 1 — High Radon Potential
New Jersey is classified as EPA Zone 1, meaning radon levels are commonly elevated across the state. Mitigation is widespread here, and local contractors are experienced with regional soil and foundation conditions. FindRadonPros lists 18 radon professionals in New Jersey. 8 hold verified radon certifications.
Factors that affect your final cost
- Home size: Larger footprints often need longer pipe runs and more labor.
- Foundation type: Crawlspaces can require sealing work that raises the total price.
- Measured radon level: Higher levels can require more robust system design.
- System type: Basic sub-slab systems are usually cheaper than custom or mixed-foundation setups.
Cost by foundation type
Crawlspace
$1,500–$3,000
Sealing and membrane work adds to the already higher labor cost.
Slab
$1,000–$2,000
Simpler installs still run above the national average.
What a typical quote should include
- System design plan and installation scope
- Fan model details and expected noise level
- Sealing and finish work included in writing
- Post-installation test plan
- Warranty terms for parts and labor
How to compare quotes from multiple contractors
- Get at least 2-3 written quotes with the same scope.
- Compare fan placement, pipe routing, and warranty details line by line.
- Confirm post-install test is included and ask how results are documented.
- Do not choose on price alone. Quality of design and follow-up support matters.
Top contractors in New Jersey
- Emily Ambrosi
Flanders, New Jersey • 4.9★ Google
- Aerotek Environmental
Mt Laurel Township, New Jersey • 4.9★ Google
- Safe Air Systems Radon Mitigation LLC
Flemington, New Jersey • 5.0★ Google
- Stout Home Inspection Services
South Orange Village, New Jersey • 5.0★ Google
- Alpine Inspection Group
Voorhees Township, New Jersey • 5.0★ Google
- JMC Quality Home Inspections, LLC
Pennsauken, New Jersey • 4.9★ Google
FAQ
How much does radon mitigation cost in New Jersey?
Most homes in New Jersey are quoted in the $1,000–$2,000 range for standard installations, while more complex homes can run $2,000–$3,500. New Jersey is classified as EPA Zone 1 (high radon potential), so mitigation is common and contractors are experienced with local conditions.
How many radon contractors are available in New Jersey?
FindRadonPros currently lists 18 radon professionals in New Jersey. 8 have verified radon certifications. The average Google rating is 4.8.
Is mitigation worth it?
In most cases, yes. Mitigation lowers radon exposure and can make home sales easier when buyers request radon results.
Does insurance cover it?
Usually no. Most homeowners pay out of pocket, but comparing bids from multiple contractors helps control total cost.
How long does installation take?
Most standard jobs are completed in a day, while complex layouts can take longer depending on routing and sealing needs.
What affects the final price?
Home size, foundation type, measured radon level, and system design are the biggest cost drivers. Regional labor rates in your area also tend to run above the national average.