Basement Finishing Costs Across Canada
National Average
$14,114 – $27,170
Based on 336 data points across 4 provinces
Detailed Cost Breakdown
Specific costs by job type, extracted from industry sources across Canada.
Total Project Costs
| Job Type | Low | High | Sources |
|---|---|---|---|
| Crawl Space To Basement Conversion | $100,000 | $225,000 | 2(2 prov) |
| 700sqft Basement Finish Premium | $70,000 | $90,000 | 2 |
| Basement Underpinning | $30,000 | $80,000 | 4 |
| 700sqft Basement Finish Basic | $45,000 | $55,000 | 2 |
| Full Basement Finishing | $31,667 | $50,000 | 3 |
| Basic Basement Finishing | $30,000 | $47,500 | 2(2 prov) |
| Basement Finishing | $22,500 | $47,500 | 2 |
| Basic 800sqft Finish | $22,500 | $38,750 | 4 |
| Basic Finished Basement | $20,000 | $35,000 | 2 |
| Basic Basement Finish | $20,000 | $35,000 | 4 |
| Exterior Foundation Waterproofing | $15,000 | $35,000 | 2(2 prov) |
| Basement Bathroom Addition | $15,000 | $25,000 | 2(2 prov) |
| Exterior Waterproofing System | $11,500 | $25,000 | 2(2 prov) |
| Exterior Waterproofing Membrane | $10,333 | $23,333 | 3(2 prov) |
| Exterior Waterproofing | $8,000 | $20,000 | 9 |
| Exterior Waterproofing Excavation | $8,000 | $20,000 | 2 |
| Framing Drywall | $8,667 | $15,000 | 3 |
| Cold Room Conversion | $5,000 | $15,000 | 2 |
| Basement Electrical Roughin Trim | $5,333 | $12,000 | 3 |
| Basement Waterproofing | $4,286 | $11,714 | 7(2 prov) |
| Basement Waterproofing Drainage | $6,333 | $11,667 | 3(2 prov) |
| Basement Framing | $6,000 | $11,333 | 3(2 prov) |
| Interior Drainage System | $4,375 | $11,250 | 4(2 prov) |
| Interior Drainage Sump Pump | $4,000 | $10,333 | 9(2 prov) |
| Interior Waterproofing System | $4,000 | $9,400 | 5(2 prov) |
| Waterproofing Sump Pump | $3,000 | $8,000 | 2 |
| Interior Perimeter Drainage System | $3,000 | $8,000 | 3 |
| Interior Waterproofing | $3,000 | $8,000 | 9 |
| Interior Waterproofing Sump Pump | $3,000 | $8,000 | 4 |
| Interior Waterproofing Sump System | $3,000 | $8,000 | 2 |
| Iron Ochre Treatment | $3,000 | $8,000 | 2 |
| Egress Window Installation | $2,900 | $6,300 | 5(3 prov) |
| Egress Window Install | $2,800 | $5,850 | 10(2 prov) |
| Drop Ceiling Install | $2,600 | $5,700 | 2 |
| Drywall Ceiling Install | $2,450 | $4,900 | 2 |
| Radon Mitigation Subslab | $2,000 | $4,000 | 2 |
| Radon Depressurization System | $2,000 | $4,000 | 2 |
| Radon Mitigation | $2,000 | $4,000 | 5 |
| Radon Mitigation System | $2,000 | $4,000 | 2 |
| Sump Pump Installation | $1,575 | $3,750 | 4(4 prov) |
| Sump Pump Install | $1,075 | $3,125 | 4(2 prov) |
| Structural Engineer Assessment | $740 | $1,800 | 10(3 prov) |
| Moisture Assessment | $400 | $1,167 | 3(2 prov) |
| Battery Backup Sump Pump | $500 | $1,000 | 3 |
| Sump Pump Battery Backup | $400 | $775 | 4 |
Per-Unit Costs
| Job Type | Low | High | Sources |
|---|---|---|---|
| High End Basement Renovation | $80/sq ft | $120/sq ft | 2 |
| High End Basement Finish | $71/sq ft | $92/sq ft | 5(2 prov) |
| Basement Finishing Complete | $47/sq ft | $87/sq ft | 3(2 prov) |
| Basement Finishing | $41/sq ft | $81/sq ft | 4 |
| Basement Finishing Per Sqft | $40/sq ft | $77/sq ft | 3 |
| Mid Range Basement Renovation | $55/sq ft | $75/sq ft | 2 |
| Basic Basement Finishing | $38/sq ft | $75/sq ft | 2 |
| Basement Finishing Basic | $40/sq ft | $69/sq ft | 4(3 prov) |
| Mid Range Basement Finish | $48/sq ft | $68/sq ft | 6(2 prov) |
| Basement Finishing Standard | $30/sq ft | $60/sq ft | 2 |
| Basic Basement Finish | $39/sq ft | $55/sq ft | 9(2 prov) |
| Egress Window Install | $2667/unit | $5444/unit | 9(2 prov) |
By Province
Alberta$24,704 – $45,009
Ontario$18,031 – $33,852
British Columbia$13,500 – $21,542
New Brunswick$10,065 – $20,601
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