Your grout looks terrible. It's dark, stained, and maybe even has some mold spots. You're thinking about ripping it all out and starting fresh — but before you spend thousands on regrouting, read this. In 90% of cases, professional cleaning and color sealing achieves the same results at a fraction of the cost. Here's the honest breakdown from a company that does both.
The Real Cost Comparison
Professional Grout Cleaning + Color Sealing:
- Cost: $0.75–$1.50/sq ft for cleaning, $1.00–$2.00/sq ft for color sealing
- 200 sq ft bathroom: $350–$700 total
- Timeline: Same day — done in 3–5 hours
- Disruption: Minimal — walk on floors within 24 hours
- Result: Grout looks brand new, sealed for 10–15 years
Full Grout Removal & Replacement:
- Cost: $5–$15/sq ft including labor and materials
- 200 sq ft bathroom: $1,000–$3,000 total
- Timeline: 3–5 days of work (grind out, regrout, cure, seal)
- Disruption: Major — room is unusable for a week, extreme dust
- Risk: Can crack or loosen tiles during grinding
When Cleaning Is the Right Answer (90% of the Time)
Professional grout cleaning is the right choice when:
- Grout is discolored or stained — even deeply. Professional equipment reaches stains no store-bought product can touch
- Mold or mildew is present — our high-heat extraction kills mold at the root, and color sealing prevents regrowth
- Grout is physically intact — not cracked, crumbling, or missing chunks
- You want uniform color — color sealing lets you choose any grout color and applies it evenly across the entire floor
- You don't want a week of construction dust — cleaning is done in hours, not days
When Replacement Is Necessary (10% of Cases)
Grout replacement is only necessary when the grout has structural damage:
- Grout is cracking and crumbling — falling out in chunks when touched
- Large gaps between tiles — grout has completely eroded away
- Water is getting under tiles — you can feel tiles flex or hear hollow sounds when tapped
- Tiles are loose or lifting — the subfloor bond has failed
Even in these cases, you usually only need to regrout the damaged sections, not the entire floor. We can spot-repair problem areas and then clean and seal the rest to match.
What About DIY Grout Cleaning Products?
Store-bought grout cleaners (Zep, Grout-EEZ, baking soda + vinegar) work on surface-level stains only. They can't penetrate deep into porous grout the way professional equipment can. Our truck-mounted systems use 200°+ water at 1,200+ PSI — that's industrial-grade extraction that strips years of embedded dirt, grease, and mold from the grout pores. There's simply no consumer equivalent. If you've tried scrubbing on your hands and knees and the grout still looks bad, it doesn't mean it needs replacement — it means it needs professional equipment.
Frequently Asked Questions
Is it better to clean grout or replace it?
In 90% of cases, professional cleaning + color sealing restores grout to like-new at 1/4 the cost of replacement. Only replace if grout is physically crumbling or missing.
How much does grout replacement cost vs cleaning?
Cleaning: $0.75–$1.50/sq ft. Replacement: $5–$15/sq ft. For a 200 sq ft bathroom, that's $200–$300 vs $1,000–$3,000.
Can badly stained grout be saved?
Yes. Professional equipment extracts deep stains that consumer products cannot touch. Color sealing then applies a fresh coating that makes grout look brand new.
Not Sure If Your Grout Needs Cleaning or Replacement?
Free estimates across Port Saint Lucie, Stuart, Fort Pierce, Jensen Beach & Vero Beach.