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Free renovation cost calculator for Canadian homeowners. Get instant estimates for your next home improvement project.

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  • Kitchen Renovation
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  • Basement Finishing
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Renovation costs by room in London

KitchenBathroomBasementDeckRoofingSidingWindowsFlooringPainting

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Estimates are approximate and may vary based on specific project requirements.

Renovation Costs in London

Average renovation costs and estimates for London, Ontario.

London, Ontario offers renovation costs 15–20% below Toronto, making it one of the best-value markets in the province. The city's mix of Victorian homes in Old North and Wortley Village alongside newer suburban developments provides diverse renovation opportunities. Western University's presence creates steady demand for rental property upgrades. Contractor availability is generally good with 2–4 week lead times.

πŸ“‹ Permits & Regulations

The City of London requires permits for structural, plumbing, electrical, and HVAC work. Applications are processed through the Development and Compliance Services division. Simple residential permits are issued within 10 business days. London offers a pre-consultation service for complex projects.

🌑️ Climate Impact

London sits in southwestern Ontario's snow belt, receiving 194 cm of snow annually β€” significantly more than Toronto. This heavy snowfall means roofing must handle greater snow loads, and ice dam prevention is critical. The humid summers require proper ventilation in any renovation, especially basements.

Kitchen

Budget Range

$8,985 - $18,327

Average Cost

$12,835 - $26,180

Premium Range

$20,536 - $41,888

View details β†’

Bathroom

Budget Range

$4,405 - $10,712

Average Cost

$6,290 - $15,300

Premium Range

$10,064 - $24,480

View details β†’

Basement

Budget Range

$17,553 - $40,758

Average Cost

$25,075 - $58,225

Premium Range

$40,120 - $93,160

View details β†’

Deck

Budget Range

$6,546 - $15,174

Average Cost

$9,350 - $21,675

Premium Range

$14,960 - $34,680

View details β†’

Roofing

Budget Range

$5,392 - $11,217

Average Cost

$7,701 - $16,023

Premium Range

$12,322 - $25,636

View details β†’

Siding

Budget Range

$5,154 - $11,783

Average Cost

$7,361 - $16,830

Premium Range

$11,778 - $26,928

View details β†’

Windows

Budget Range

$3,422 - $7,870

Average Cost

$4,888 - $11,242

Premium Range

$7,820 - $17,986

View details β†’

Flooring

Budget Range

$3,928 - $9,343

Average Cost

$5,610 - $13,345

Premium Range

$8,976 - $21,352

View details β†’

Painting

Budget Range

$1,846 - $4,464

Average Cost

$2,635 - $6,375

Premium Range

$4,216 - $10,200

View details β†’

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