2 reports. Useful first pass, but one outlier can still shift the range.

Basement Waterproofing Cost in Knoxville, TN

In Knoxville, TN, basement waterproofing projects typically range from $3,200 to $4,200, with a median cost of $3,700. Most homeowners can expect to pay between $3,450 and $3,950 for this service.

Early data · 2 reports so far. compare with the broader service overview before making a decision. More reports make this guide stronger.

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Price distribution

Median $3,700.00 · typical $3,450.00–$3,950.00

$3,700.00

$3,200.00

$4,200.00

Shaded band: middle 50% of reports (25th–75th percentile). Median tick in teal.

Most jobs land between $3,250.00 and $4,150.00 (5th–95th percentile). Ignoring 1 outlier below and 1 above.

Based on reports from Apr 2026 (first entries this month).

Data freshness: 2 reports in the last 90 days. Help keep this current →

Data last updated Apr 7, 2026.

Size context is still being collected (2 of 2 reports include home size or system size). Numbers above may not reflect what your specific home would pay. Add a report to sharpen this →