In Kingwood, mildew on grout, window frames, closet walls or vent covers is usually surface growth a homeowner can clean, paired with better humidity control. In homes that flooded during Harvey, mildew returning low on walls or growth inside drywall is a job for a professional. Call the number on this page to be connected with a local mold remediation company in Kingwood.

A quick look at Kingwood
Kingwood is a master-planned area in the Lake Houston area, about 24 miles from downtown, and has been part of the City of Houston since 1996. It is flanked by Lake Houston, the West Fork of the San Jacinto River, Spring Creek and several bayous. During Harvey, more than 80 percent of homes in neighborhoods such as Kingwood Greens Village, Barrington and Fosters Mill had water damage, according to the district council member.
What to do now
- Check the size. EPA says a moldy area under about 10 square feet is usually something a homeowner can handle.
- Look for the moisture. Bath fans, AC drain lines, window seals and under-sink plumbing are the usual suspects.
- Clean hard surfaces. Scrub with detergent and water and dry completely, wearing gloves, eye protection and an N-95.
- Discard what can't be cleaned. Moldy carpet, ceiling tiles and bath mats often need replacing.
- Lower the humidity. EPA recommends staying below 60 percent, ideally 30 to 50 percent.
- Get help if it returns, covers a large area or sits inside walls.

Signs and likely causes
| What you see | Likely cause |
|---|---|
| Dark spotting across a bathroom ceiling | Shower steam with too little exhaust |
| Spots around supply vents | Humid room air condensing on cold vent covers |
| Musty closet, film on shoes and bags | Stagnant air and high indoor humidity |
| Growth returning on lower drywall | A wall cavity that stayed wet after past flooding |
| Ceiling stain under the attic unit | Overflowing drain pan or a clogged condensate line |
Cost factors
Cost depends on the area involved, whether drywall or flooring has to come out, and whether a plumbing, roof or AC repair comes first. Angi's Houston cost data reports mold removal averaging $2,016. In Texas, a professional project uses a mold assessment consultant who holds a TDLR license and a separate remediation company, so expect two fees. National ranges (HomeGuide, 2026) put small areas of 10 to 100 square feet at $500 to $1,500, and wall cavities opened after past flooding add to the bill. Because Kingwood is in the City of Houston, rebuilding permits come from the Houston Permitting Center. The Houston Health Department does not inspect or test for mold and refers those questions to TDLR.
Mold & Mildew Cleanup questions in Kingwood
Can I clean mildew in my own home without hiring anyone?
Why are there dark spots around my AC vents?
My landlord will not fix the leak behind the mildew. What can I do?
Will the county health department look at mildew in my home?
More mold services in Kingwood
Mold & Mildew Cleanup nearby
Helpful guides
Sources
- EPA: Mold Cleanup in Your Home
- EPA: A Brief Guide to Mold, Moisture and Your Home
- Angi: How much do mold removal services typically cost? (Houston, TX)
- HomeGuide: How Much Does Mold Removal and Remediation Cost? (2026)
- TDLR: Mold Assessors and Remediators FAQs
- Tex. Prop. Code 92.052: Landlord's Duty to Repair or Remedy
- Community Impact: Rebuilding the Lake Houston area
- Houston Public Works: Flood Hazard
- Houston Permitting Center: Building Code Enforcement
- Houston Health Department: Indoor Air Quality
- City of Houston: Multifamily Habitability (pdf)
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