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Mold testing

Mold Testing in St. Charles, MD

Samples taken in your home, analysed by an accredited laboratory. We do not sell remediation, so the report has nothing to sell you.

4.9 rating, over 4,000 reviews NAMRI-certified inspectors Serving Charles County

Schedule a mold test Call (703) 450-6398

What our customers say

From our customer reviews.

These guys were very professional. Showed up on time and completed a mold inspection on schedule.

I hired Next Day Inspect to do a mold inspection on two houses. Scheduling was easy.

I got the results of my mold inspection in a reasonable timeframe. No issues.

Polite, knowledgeable, friendly Quick results for just an air mold test

Booking service was easy. The technician was friendly and efficient. Recommend for mold testing.

How much does mold testing cost in St. Charles?

Four options, depending on how much of the home you need looked at. Not sure which one fits? Start with the thirty minute visit and a technician will tell you what is actually worth testing. Decide to test while they are there and the visit is written up as a Mold Plus.

No sampling

Mold Walk & Talk

"Something feels off and I do not know if testing is worth it."

$175

30 minutes on site

  • Time with an environmental technician
  • Moisture meter and thermal camera
  • Findings explained on the spot
  • Each additional 30 minutes $95
  • No samples or laboratory work

One area, tested

Mold Basic

"I can see it, or I know exactly where to look."

$345

One targeted area, 1 to 2 hours

  • Indoor sample plus outdoor comparison
  • Accredited laboratory analysis
  • Written laboratory report
  • Additional samples $95 each

One area, plus the source

Mold Plus

"There was a leak and I want to know where the water went."

$495

One targeted area, 1 to 2 hours

  • Everything in Mold Basic
  • Moisture and thermal evaluation of the area
  • Read Your Mold Report guide
  • Each additional area $50 plus its $95 sample

The whole home

Mold Advanced

"It could be anywhere, or it keeps coming back."

From $550

Priced by home size, 1 to 2 hours

  • Whole home moisture and thermal evaluation
  • Sampling in the areas that call for it
  • Read Your Mold Report guide
  • Post-remediation re-test $295 held 3 months

* Prices shown are for Virginia and Maryland. In Washington DC, Mold Basic is $425, Mold Plus is $575, and Mold Advanced starts at $630. Mold Walk & Talk is $175 everywhere.

Where moisture can hide in St. Charles homes

For mold testing in St. Charles, tell us which village or building you are in and identify the affected room or unit. A townhome with a shared wall, a detached house with a finished lower level, and a condominium under a shared roof require different access. Describe the stain, odor, visible growth, or water event at your own property.

Bring the dates of any roof, window, plumbing, appliance, or basement leaks and the records of drying and repairs. If an association or manager controls a roof, exterior wall, or neighboring unit, arrange access before adding that area to the scope. Our technician can check accessible moisture conditions and explain when a targeted sample or broader evaluation may help.

Two-story brick house in Charles County, Maryland

01

Village townhomes

Identify the affected unit and shared side; bring any association leak or repair records.

02

Finished lower levels

Share water-entry and drying history from before and after walls or flooring were finished.

03

Managed roofs and plumbing

Name the responsible manager and arrange permission for any common area in the agreed scope.

We only perform testing, not remediation.

We do not remove mold, so we have nothing to gain from your results. If your report shows a problem, you choose who fixes it. Once the work is done, we can test again and tell you what we find.

Before you book mold testing in Maryland

Tell us which room or unit is affected, what you can see or smell, and the history of any water entry, drying or repairs. Ask which package includes the evaluation or laboratory samples needed for your question. If you need a report for a sale or repair deadline, confirm appointment options and expected laboratory turnaround with the office before relying on that date.

EPA: Is sampling for mold necessary?

Mold testing in St. Charles, answered straight

Which service fits a damp wall in a St. Charles townhome?

Describe the wall, leak history, and whether nearby rooms are affected. The office can help select targeted sampling or a moisture evaluation.

Can you assess only my St. Charles unit?

Yes. The visit can focus on your accessible unit. Shared systems or neighboring units need separate permission and an agreed scope.

Does a newer village rule out mold?

No. Building age alone cannot answer the question. Current water damage, odor, staining, or visible growth is what matters.

Should I provide association repair records?

Yes. Dates and photographs of roof, siding, or plumbing repairs help explain the current concern and what remains accessible.

Book a mold test in St. Charles

Real availability on the next screen. No call back required.

Schedule a mold test Request a price

NextDay Inspect
46179 Westlake Dr, Ste 200, Sterling, VA 20165
(703) 450-6398

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