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Mold testing
Mold Testing in Falls Church, VA
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 City of Falls Church
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 Falls Church?
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 Falls Church homes
For a Falls Church mold testing visit, describe the affected room and whether it is in a house, townhouse or condominium. A stain below a bathroom, an odor in a finished basement and visible growth near a window call for different checks.
Tell us when the problem began, what leaked or stayed damp, and which repairs or drying steps followed. If the concern may involve an upstairs unit or shared wall, arrange access with the other owner or manager before the visit. The technician can assess accessible areas and explain whether a targeted sample adds useful information.

01
Ceilings below bathrooms
Record when a ceiling stain first appeared and whether an upstairs fixture, roof or plumbing line has leaked.
02
Finished lower levels
Share the basement water and repair history, including what materials were covered or replaced.
03
Shared walls and floors
Identify the affected unit and arrange any neighboring or common-area access separately before the appointment.
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 Virginia
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.
Mold testing near Falls Church
Mold testing in Falls Church, answered straight
Which package fits a musty Falls Church basement?
Tell us where the odor is strongest, when it began and whether water entered or materials were covered. The office can help choose a consultation, a targeted sample or a visit that also evaluates moisture conditions.
Can you test one Falls Church condominium unit?
Yes. Identify the affected room and any ceiling, plumbing or shared-wall concern. Arrange access outside your unit separately if it is needed for the agreed scope.
A ceiling stain appeared below a bathroom. What should I prepare?
Record when the stain first appeared, any plumbing repair and whether materials were dried or replaced. Photographs taken before painting help the technician define the affected area.
Can a visit assess an older home with additions?
Yes. Point out which section is affected, when it was added and any roof, window or plumbing leak near the junction. The visit covers accessible areas; concealed materials may need a separate investigation.
Book a mold test in Falls Church
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