Radon Guide Blog
Radon Testing Options for York, PA Homeowners
DIY kits, continuous monitors, and professional testing each have a place. Here is how to choose the right radon test for your York, PA home and what each one costs.
Testing is the step before any mitigation decision
You cannot decide about mitigation without a number. Radon varies house to house, even on the same street in York, PA, so a neighbor's result tells you nothing about your home. Testing your own home is the only way to know where you stand.
Once you have your result, our radon mitigation in York, PA pillar guide walks through what comes next if it is high.
The three practical options
Each option fits a different situation:
- DIY short-term test kits sit in your home for a few days and mail to a lab, typically $15 to $30. They are a reasonable first step if you have never tested.
- Digital continuous monitors give ongoing readings and let you watch how levels shift with seasons or HVAC use. They are a one-time purchase that sits between a kit and professional testing in cost.
- Professional testing, where a PA DEP-certified tester places and retrieves the equipment, is what most real estate transactions require, often in the $100 to $200 range.
How York homes test
In York's 17401–17408 ZIP codes, 57.7% of 29,374 basement tests reported to the Pennsylvania DEP were at or above 4.0 pCi/L. The median basement result was 5.1 pCi/L, above the action level on its own.
Source: Pennsylvania DEP, Radon Test Results (data.pa.gov), tests through July 2026. Retrieved September 30, 2026. These are tests reported to DEP by certified labs and testers, not a random sample of homes.
First-floor readings are lower. Across York County, the median first-floor test was 2.1 pCi/L, which is why the EPA recommends testing the lowest level you live in.
Which test to choose
If you have never tested and you are not in a transaction, a DIY kit is the cheapest starting point. If you want to watch levels over time, a continuous monitor is worth the one-time cost. If you are buying or selling a home in York, PA, lenders and buyers usually expect a professional test from a certified, disinterested party.
Whatever you choose, follow the placement and closed-house instructions carefully. A test placed wrong or run during open-window conditions gives a number you cannot trust.
Quick answers
Frequently asked
Is a DIY radon test kit accurate enough?
When placed correctly and mailed promptly, short-term DIY kits are reasonably accurate for a first reading. Their limitation is that they capture a brief snapshot, so a borderline result is worth confirming with a long-term test or professional testing.
Do I need a professional test if I am not selling?
No. A DIY kit or continuous monitor is fine for a homeowner who is not in a transaction. Professional testing is mainly required for real estate, where lenders and buyers want a result from a certified, disinterested party.
Our York, PA team put this article together for local homeowners in York and York County. Always verify contractor certification with PA DEP before hiring.
Next steps for York, PA homeowners
- 1
Test if you have not already. A short-term kit or a professional test is the starting point, not a guess based on your neighbor's result.
- 2
Confirm your result. Know your actual number before deciding on next steps.
- 3
If elevated, contact PA DEP-certified mitigators. Use the state directory, not a general contractor search.
- 4
Retest after work is completed. A finished install should come with a follow-up test that confirms the fix actually worked.