Call For A Free Quote: 1-800-299-3578 (toll free) | 908-344-5133 (local)

Hillside, NJ Radon Levels

Check local Hillside radon levels and find certified testing and mitigation professionals to keep your home safe


Hillside, NJ Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Union County, NJ
Zip Code 07205
Avg. User Level 8.00 pCi/L
User Tests 2

Found in Union County within the New York City Metro area, Hillside encompasses diverse housing stock from early 20th century homes to postwar developments. The township shows an average radon level of 8.0 pCi/L from testing in zip code 07205, which significantly exceeds the EPA action level and indicates many homes likely require mitigation systems.

8.00
pCi/L average
Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Hillside, NJ. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Hillside, NJ Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Need Radon Mitigation or Testing in Hillside?

  • 100% Free, No-Obligation Quotes
  • Matches You with State-Licensed Union County Pros
1-800-299-3578 908-344-5133 (local) Toll-free · Mon–Fri 8am–6pm ET

Hillside, NJ Radon Levels

User-submitted radon test readings from homes in the Hillside area.

Radon LevelCityHome AgeFoundation
2 pCi/L Hillside, NJ 51-99 Years
14 pCi/L Hillside, NJ 51-99 Years Full Basement

Have a radon test result for Hillside? Submit your reading to help other homeowners.

Radon FAQ for Hillside, NJ

What is the average radon level in Hillside, NJ?
Based on 2 user-submitted tests, the average radon level in Hillside is 8.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
What EPA Radon Zone is Hillside in?
Hillside and the 07205 zip code are in Union County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.
How much does radon mitigation cost in Hillside?
Radon mitigation in Hillside typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
Should I test for radon if I'm buying a home in Hillside?
Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in New Jersey

Cities in New Jersey with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Cherry Hill 6.44 pCi/L 9
Hillsborough 6.14 pCi/L 7
Freehold 10.50 pCi/L 6
Marlboro 6.17 pCi/L 6
Bernardsville 7.00 pCi/L 5
Phillipsburg 7.00 pCi/L 5
Edison 5.60 pCi/L 5
Princeton 5.40 pCi/L 5
Sussex 9.75 pCi/L 4
Piscataway 6.75 pCi/L 4