Quick Answer

Sump Pump Installation Cost in London (2026)

Average cost in London

$2,500avg

$1,200 — $4,500

+3.5% YoY
6 sources
Updated today
Ontario

Cost Breakdown

Itemized
Labor

Plumbing and excavation labor

$1,000 — $2,500

45%

Sump Pump Unit

Pedestal or submersible pump

$170 — $600

20%

Sump Pit Creation

Basin and excavation materials

$500 — $1,000

20%

Piping & Electrical

Discharge pipes and wiring

$350 — $800

15%

🧾HST (13%) — Ontario
Base cost + $325 tax$2,825

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

🏢Top Sump Pump Contractors in London

Verified providers
🔨

Plumbing For Life

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

5.0
★★★★★

184 reviews

🔨

London Smart Plumbing

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

5.0
★★★★★

163 reviews

🔨

Superior Plumbing & Heating of London

353 Clarence St Unit 11, London, ON N6A 3M4, Canada

4.9
★★★★½

234 reviews

🔨

Donaldson Home Services

77 Bessemer Rd, London, ON N6E 1P9, Canada

4.9
★★★★½

2,809 reviews

🔨

London Plumbing

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

4.8
★★★★½

350 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 London, basic pedestal sump pumps typically cost between $170 and $320, while submersible models range from $320 to $570 depending on horsepower and features.

For a complete new installation requiring sump pit excavation in a London basement, homeowners can expect to pay between $2,500 and $4,500.

If the pit and plumbing are already in place, a straightforward sump pump replacement in London usually costs between $700 and $1,200, including the new unit and professional labor.

Adding a battery backup system typically costs an additional $300 to $1,500. It is highly recommended in Ontario to prevent basement flooding during severe storms and power outages.

📊Our Methodology

How we collect data
1

Aggregated from 6+ 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: today. Updates run weekly. All costs in CAD.