Basement Waterproofing Cost in Vancouver (2026)
Average cost in Vancouver
$1,200 — $35,000
$70 — $320 per sq ft
Cost Breakdown
ItemizedSkilled trades and excavation crew
50%
Membranes, sealants, and drainage tile
30%
Excavator rental and disposal bins
12%
City of Vancouver building permits
5%
Unexpected foundation issues
3%
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
$7,360 — $11,040
Based on 12 sources and market data for Vancouver. Actual costs may vary depending on specific project requirements.
📈Price Momentum
Year-over-year~1 year ago
$10,343
Today
$10,633
Basement Waterproofing in Vancouver is ↑ 2.8% compared to roughly a year ago — about $290 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 Vancouver
Verified providersBasement Systems Vancouver
7449 Hume Ave Unit 13, Delta, BC V4G 1C3, Canada
114 reviews
Banff Contracting Company
38 Fell Ave #202, North Vancouver, BC V7P 3S2, Canada
39 reviews
Stanley Foundation Repair
2594 E 3rd Ave, Vancouver, BC V5M 1G9, Canada
19 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
In 2026, interior drainage systems typically cost between $4,000 and $13,000, while full exterior excavation and membrane waterproofing for a standard detached home ranges from $15,000 to $25,000+.
A professional sump pump installation, including the basin and discharge setup, typically costs between $1,000 and $3,500 CAD depending on the pump quality and site conditions.
Yes, many municipalities in the Lower Mainland offer rebates for flood prevention. For example, some programs cover a portion of the cost for backwater valves and sump pumps, often ranging from $500 to $2,000, provided the work is permitted and inspected.
For isolated foundation cracks, professional epoxy or polyurethane injection typically costs between $400 and $1,500 per crack in the Vancouver market.
📊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.