Rock County Waterproofing Guide
Menu

Basement waterproofing cost estimator

Get a ballpark cost range for waterproofing your basement based on size and the method needed. Use this before requesting quotes to know what to expect.

Estimated waterproofing cost
$ 14,200 - 20,050

This range reflects typical Janesville-area pricing; a contractor's inspection will confirm the exact cost.

Compare actual quotes for this project

Local price context: based on 10 price points from reviews and provider websites across this directory. Recorded prices span jobs of very different sizes, so compare quotes for your exact project.

This is an estimate only; an in-person inspection is needed for an exact quote.

Compare actual quotes for this project

Your calculator data and estimate go with your inquiry so providers can quote your specific job. Just enter your area, timeline, and contact information.

How many quotes would you like?

By sending this request you agree that we share it with waterproofing providers relevant to your project.

Your contact details may be passed to partner providers who can carry out the work, and we may earn a referral fee. Our rankings and scores are based on our published method only and are not affected by referral fees.

Get quotes from top-rated waterproofing contractors

Ranked by our published rubric from recent Google reviews, weighted by relevance to this service (the same order as the category page).

  1. Get a quote
  2. S.R.M Contracting LLC
    4.8(14) 77
    Get a quote
  3. Get a quote
  4. Get a quote
  5. Get a quote

More tools

Last updated 2026-09-07