Basement Waterproofing Cost in Winnipeg (2026)
Average cost in Winnipeg
$2,500 — $28,000
$85 — $275 per sq ft
Cost Breakdown
ItemizedManual digging and system installation
45%
Membranes, weeping tiles, and sealants
30%
Shoring, bins, and soil removal
10%
Regrading and surface repair
10%
City of Winnipeg building permits
5%
GST+PST at 12%
📋What's Included
ScopeTypically Includes
- Interior drain tile system
- Sump pump installation
- Vapor barrier
- Crack injection sealing
- Labor
Typically Excludes
- Exterior excavation waterproofing
- Foundation repair
- Mold remediation
- Dehumidifier
- Landscaping restoration
Based on interior waterproofing for a standard 800-1,000 sq ft basement.
🧮Estimate Your Cost
InteractiveEstimated Cost
$5,632 — $8,448
Based on 12 sources and market data for Winnipeg. Actual costs may vary depending on specific project requirements.
📈Price Momentum
Year-over-year~1 year ago
$10,272
Today
$10,806
Basement Waterproofing in Winnipeg is ↑ 5.2% compared to roughly a year ago — about $534 more on the average project.
Comparison derived from the year-over-year change rate, not a month-by-month price index. We don't store historical snapshots yet — when we do, this will become a real time series.
🏢Top Waterproofing Contractors in Winnipeg
Verified providersBlue Maxx Basement Systems
3300 McGillivray Blvd #3, Oak Bluff, MB R0G 1N0, Canada
40 reviews
Belvidere Construction Ltd
710 St Anne's Rd, Winnipeg, MB R2N 0A8, Canada
124 reviews
Abalon Foundation Repairs
965 Pacific Ave, Winnipeg, MB R3E 1G3, Canada
70 reviews
Provider data sourced from public business directories. Ratings and reviews are public and may change. LookupCost is not affiliated with listed providers.
💬What People Actually Paid
Community❓Common Questions
Yes, the Basement Flooding Protection Subsidy Program provides up to 60% of costs, with a maximum of $1,000 for a backwater valve and $2,000 for a sump pit/pump system, totaling up to $3,000 per household.
A professional installation typically ranges from $1,800 to $3,500 CAD, depending on the depth of the sewer line and the complexity of the concrete work required.
Winnipeg's heavy clay soil requires more intensive labor for excavation and backfilling. Exterior projects average $150 to $300 per linear foot, compared to $70 to $150 for interior systems.
Installing a new sump pit and submersible pump averages $1,500 to $3,200 CAD. Adding a battery backup system typically adds $600 to $1,200 to the total.
📊Our Methodology
How we collect dataAggregated from 5+ verified web sources and cost databases
Licensed contractor estimates and regional cost guides
Government construction and labor statistics
Community-reported project costs and reviews
Last data collection: 2 weeks ago. Updates run weekly. All costs in CAD.
About this data
Cost figures are estimates synthesized from public market data using AI research and refreshed regularly. Real project costs vary by scope, materials, contractor, and site conditions. Always get verified quotes from licensed contractors for your specific project.
Spotted bad data? Let us know — we'll review and update.