Quick Answer

Sump Pump Installation Cost in London (2026)

Average cost in London

$1,664avg

$650 — $3,500

$150 — $1,200 per sq ft

+2.9% YoY
8 sources
Updated 4 days ago
Ontario

Cost Breakdown

Itemized
Labor

Licensed plumbing and excavation

$500 — $1,700

45%

Sump Pump Unit

Submersible or pedestal pump

$150 — $1,200

25%

Sump Pit & Liner

Basin and concrete work

$400 — $1,000

20%

Electrical & Permits

Dedicated circuit and city permit

$200 — $800

10%

🧾HST (13%) — Ontario
Base cost + $216 tax$1,880

HST at 13%

📋What's Included

Scope

Typically Includes

  • Sump pump unit
  • Sump pit (basin)
  • Check valve
  • Discharge pipe
  • Labor & installation

Typically Excludes

  • Battery backup system
  • Exterior drainage tie-in
  • Floor drain installation
  • Waterproofing
  • Electrical panel upgrade

Based on a standard 1/3 HP submersible sump pump with new pit.

🧮Estimate Your Cost

Interactive

Estimated Cost

$1,425

$1,140 — $1,710

Based on 8 sources and market data for London. Actual costs may vary depending on specific project requirements.

📈Price Momentum

Year-over-year

~1 year ago

$1,617

Today

$1,664

Sump Pump Installation in London is 2.9% compared to roughly a year ago — about $47 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 Sump Pump Contractors in London

Verified providers
🔨

Plumbing For Life

1815 Fanshawe Park Rd W, London, ON N6H 5L3, Canada

5.0
★★★★★

203 reviews

🔨

London Smart Plumbing

79 Westwinds Dr, London, ON N6C 5M6, Canada

5.0
★★★★★

163 reviews

🔨

London Plumbing

79 Stanley St, London, ON N6C 1B3, Canada

4.8
★★★★½

362 reviews

🔨

Mr. Rooter Plumbing of London ON

4474 Blakie Rd # 125, London, ON N6L 1G7, Canada

4.8
★★★★½

2,132 reviews

🔨

Salliss Plumbing & Heating

443 South St, London, ON N6B 1C1, Canada

4.8
★★★★½

277 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 City of London Basement Flooding Grant Program covers up to 90% of eligible costs for new sump pit and pump installations, with a maximum limit of $4,000 for the pit/pump and $1,400 for a battery backup.

Yes, a City of London Plumbing/Building Permit is mandatory for new installations. Permit fees typically range from $120 to $250, and the work must be inspected by a city official to qualify for municipal grants.

A professional battery backup installation in London typically adds between $800 and $1,500 to the project total. However, the city grant can reimburse up to $1,400 of this expense if installed alongside a new pit.

A simple pump replacement in an existing pit costs between $650 and $1,200. A brand-new installation requiring concrete cutting and pit excavation starts at $1,500 and can reach $3,500+ for premium systems.

📊Our Methodology

How we collect data
1

Aggregated from 8+ verified web sources and cost databases

2

Licensed contractor estimates and regional cost guides

3

Government construction and labor statistics

4

Community-reported project costs and reviews

Last data collection: 4 days 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.