Basic
$0.78 – $2.33 per sq ft
Neutral-pH clean, one coat of water-based impregnating sealer, excess removed before it dries

Clean and apply penetrating/impregnating sealer to limestone floor or paving, per sq ft.
Seal Limestone in New Orleans, Louisiana typically costs $0.92 to $2.75 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in New Orleans are 9.0% lower than the national average for seal limestone.
National average: $1 – $3 per sq ft
$0.78 – $2.33 per sq ft
Neutral-pH clean, one coat of water-based impregnating sealer, excess removed before it dries
$0.92 – $2.75 per sq ft
Machine scrub with stone-safe cleaner, two coats of impregnating sealer for water and oil, excess buffed
$1.14 – $3.43 per sq ft
Deep machine clean, two coats of solvent-based fluoropolymer impregnator, excess buffed, absorbency tested
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $0.42 – $1.27 | sq ft |
| Labor | labor | $0.30 – $0.91 | sq ft |
| Supplies & Other | supplies | $0.11 – $0.34 | sq ft |
| Equipment & Disposal | equipment | $0.08 – $0.23 | sq ft |
Material costs in New Orleans run proportionally higher than labor, which may favor labor-intensive approaches.
Connect with local seal limestone contractors in New Orleans for personalized quotes based on your specific project.