Repair Estimates for Your Home
This is a list of general repair estimates provided by the Ontario Contractors Association. Prices will increase with inflation and availability of contractors.
Roofing, Flashing and Chimneys
Strip and dispose of old shingles $1.50-2.50 per ft2
Replace roof sheathing (plywood or OSB) $3.50-$5.00 per ft2
Install asphalt shingles, felt base $2.50-$4.50 ft2
Install asphalt shingles, glass fiber base $4.00-$8.00 per ft2
Install cedar shingles $7.00-$15.00 per ft2
Install cedar shakes $10.00-$18.00 per ft2
Install metal shingles $8.00-$10.00 per ft2
Install plastic shakes $5.50-$7.25 per ft2
Install concrete tiles (assuming no structural reinforcement) $8.00-$16.00 per ft2
Steel sheet metal roofing $9.00-$12.00 and up per ft2
Install new slate roof $25.00-$50.00 per ft2
Repair loose slates or tiles $30.00 per slate/tiles
Install asphalt roll roofing $2.00-$4.00 per ft2
Strip and replace built-up tar and gravel roof $10.00-$20.00 per ft2 (min. $1500)
Strip and install modified bitumen roof membrane $8.00-$16.00 per ft2 (min. $1500)
Synthetic rubber membrane $12.00-$18.00 per ft2
Improve flat roof drainage prior to installation of new membrane $3.00-$5.00 per ft2
Paint modified bitumen membrane $1.50-$2.50 per ft2 (min $200)
Install sheet metal on small roof surfaces $10.00-$20.00 per ft2 (min $500)
Re-flash typical skylight or chimney on asphalt roof $500.00-$800.00
Re-flash skylight or chimney on built-up or bitumen roof $600.00-$900.00
Install metal cricket for wide chimney $400.00-$800.00
Repair valley flashings on existing roof $25.00-$50.00 per ft2 (min $500)
Replace parapet wall flashing $30.00-$50.00 per ft2 (min $500)
Rebuild typical single-flue chimney above roof line $150.00-$300.00 per ft2 (min $500)
Rebuild typical double-flue chimney above roof line $200.00-$400.00 per ft2 (min $500)
Repoint typical single-flue chimney above roof line $20.00-$30.00 per row (min $350)
Repoint typical double-flue chimney above roof line $25.00-$40.00 per row (min $350)
Install concrete cap on typical single-flue chimney $250.00-$500.00
Install concrete cap on typical double-flue chimney $500.00-$700.00
Install rain cap on typical chimney $150.00-$200.00 each
Exterior Components
Install galvanized or aluminum gutters and downspouts $5.00-$7.00 per ft2 (min. $500) 
Provide downspout extensions $15.00-$25.00 each
Clean gutters in fall or spring $150.00-$250.00
Install copper gutters and downspouts $25.00-$40.00 per lin. ft.
Install aluminum soffit and fascia $8.00-$16.00 per lin. ft.
Install vinyl or aluminum siding $7.00-$10.00 per ft2
Install cedar siding $8.00-$16.00 per ft2
Install paint grade siding $6.00-$12.50 per ft2
Apply stucco $8.00-$12.00 per sq. ft.
Re-point exterior wall (soft mortar) $3.00-7.00 per ft2 (min $500)
Re-point exterior wall (hard mortar) $6.00-$10.00 per ft2 (min $500)
Replace deteriorated bricks $25.00-$50.00 per ft2
Rebuild parapet wall $25.00-$50.00 per ft2
Chemical cleaning of unpainted brick $3.00-$5.00 per ft2 (min $1000)
Chemical cleaning of painted brick $4.00-$10.00 per ft2 (min $1000)
Sealing of brickwork $2.00-$4.00 per ft2
Paint exterior trim (not including any repairs) $1500.00-$2500.00 and up
Paint trim and wall surfaces (not including any repairs) $3000.00 and up
Parge foundation walls $3.00-$4.00 per ft2
Damp-proof foundation walls and install weeping tile $150.00-$200.00 /ft2 (min $1000)
Install a deck $20.00-$30.00 per ft2
Install deck on a flat roof $25.00-$40.00 per ft2
Resurface existing asphalt driveway $3.00-$5.00 per ft2
Seal asphalt driveway $150.00 and up
Install interlocking brick driveway $6.00-$12.00 per ft2
Install a concrete driveway $7.00-$12.00 per lin. ft.
Install drain at bottom of sloped driveway $1500.00-$2500.00
Install concrete slab patio $6.00-$10.00 per ft2
Install concrete patio stones $3.00-$6.00 per ft2
Rebuild exterior basement stairwell $4500.00-$7000.00
Install drain at existing basement stairwell $800.00-$1000.00
Build detached garage (single) $12,000.00 and up
Build detached garage (double) $15,000.00 and up
Break wood-soil contact at detached garage $35.00-$50.00 /lin. ft. (min $500)
Demolish and remove detached garage (dependent on dumping costs) $2500.00 and up
Install garage door (single, metal, one-piece) $900.00-$1200.00
Install garage door (single, wood, sectional) $1200.00-$1500.00
Install garage door (double, wood, sectional) $1500.00-$2500.00
Install garage door opener $400.00-$550.00
Build retaining wall (wood) $30.00-$45.00 per ft2 (min $500)
Build retaining wall (concrete) $40.00-$50.00 per ft2 (min $500)
Replace porch steps (wood) $300.00-$400.00
Replace porch steps (concrete) $400.00-$600.00
Replace porch flooring $4.00-$6.00 per ft2
Replace porch skirting $10.00-$15.00 per lin. ft.
Replace step railing $200.00-$300.00
Install wooden fencing $25.00 and up, per lin. ft.
Install chain link fencing $15.00 and up, per lin. ft.
Lay sod $3.00-$5.00 per ft2
Install lawn sprinkler system $1500.00 and up
Structural Components
Underpin one corner of house $4000.00 and up
Underpin or add foundations $400.00 and up/lin. ft. (min $4000)
Lower basement floor by underpinning and/or bench footings $200.00-$350.00/lin.ft. (min $5000)
Replace deteriorating sill beam with concrete $80.00 and up/lin. ft. (min. $3000)
Replace main beam in (unfinished) basement $2000.00 and up
Re-support (sister) a floor joist $100.00-$300.00 (unobstructed)
Install basement support post with proper foundation $800.00-$1500.00
Perform chemical treatment for wood-boring insects $1700.00 and up
Pest inspection performed by licensed specialist $250.00-$350.00
Remove or open load-bearing wall $2000.00 and up (excluding decorating)
Remove partition wall $500.00-$1500.00 (excluding decorating)
Install door opening in interior wall $500.00-$1000.00
Rebuild arch above window or door opening $800.00 and up
Install lintel above opening in masonry wall $600.00 and up
Install exterior basement stairwell $6000.00 and up
Repair minor crack in poured concrete foundation $500.00-$900.00
Build an addition, foundation to roof $150.00-$300.00 per sq. ft.
Build an additional storey $100.00-$300.00 per sq. ft.
Install collar ties $30.00-$50.00 each
Install lateral bracing on collar ties $100.00-$200.00
Replace roof sheathing $5.00-$7.00 per sq. ft.
Electrical System
Upgrade electrical service to 100 amps (including new panel) $1200.00-$1800.00
Upgrade electrical service to 100 amps (if new panel not required) $800.00-$1200.00
Upgrade electrical service to 200 amps $1800.00-$2200.00
Replace main ground (grounded to conductive water main) $200.00-$350.00
Install new circuit breaker panel $800.00-$1200.00
Install auxiliary breaker panel $300.00-$600.00
Replace circuit breaker (20 amp or less) $80.00-$120.00
Add 120 volt circuit $250.00-$400.00
Add 240 volt circuit $350.00-$650.00
Add exterior outlet with waterproof cover $250.00-$400.00
Add conventional receptacle $150.00-$300.00 Add kitchen split receptacle $250.00-$400.00
Provide ground for conventional receptacle $100.00-$150.00
Replace conventional receptacle with ground fault (GFCI) receptacle $90.00-$120.00
Replace conventional receptacle with aluminium compatible type (CO/ALR)(assuming several are required) $10.00-$15.00 ea
Upgrade entire house with aluminium compatible receptacles, connectors, etc. $1000.00-$1500.00
Rewire outlet with reversed polarity (assuming electrician already there) $5.00-$10.00 each
Install switches (assuming electrician already there) $20.00-$40.00 each
Install standard light fixture $100.00-$200.00
Install exterior light fixture $150.00-$250.00
Install fluorescent light fixture $150.00-$250.00
Rewire entire house during gut or renovations $4000.00 and up
Heating System
Install mid-efficiency forced-air furnace $2000.00-$4000.00
Install high-efficiency forced-air furnace $3500.00-$6000.00
Annual service by heating contractor $100.00-$150.00 minimum
Replace blower or motor $400.00-$600.00
Install humidifier $200.00-$400.00
Install electronic air filter $500.00-$800.00
Install mid-efficiency boiler $2500.00-$5000.00
Install high-efficiency boiler $5000.00-$9000.00
Rebuild fire pot (refractory) on boiler $500.00-$800.00
Install circulating pump $400.00-$600.00
Install expansion tank $250.00-$300.00
Install backflow preventer $100.00-$150.00
Install chimney liner for gas appliance $400.00-$800.00
Install chimney liner for oil appliance $700.00-$1800.00
Install programmable thermostat $200.00-$300.00
Replace indoor fuel oil storage tank $1500.00-$2500.00
Remove indoor fuel oil storage tank $500.00 and up
Remove abandoned underground fuel oil storage tank $4000.00 and up
Replace radiator valve $250.00-$500.00
Replace radiator $500.00-$900.00
Add electric baseboard heater $250.00-$400.00
Convert from hot water heating to forced-air (bungalow) $8000.00-$10000.00
Convert from hot water heating to forced-air (two storey) $15000.00-$20000.00
Clean ductwork $250.00-$500.00
Duct conversion from gravity to forced-air furnace $1000.00-$1500.00
After-warranty parts and service plans $150.00-$400.00 per year
Cooling and Heat Pumps
Add central air conditioning to existing forced-air system $2000.00-$3000.00
Add heat pump to existing forced-air system $4000.00-$7000.00
Replace heat pump or air conditioning condenser $1200.00-$2500.00
Install independent air conditioning system $8000.00-$15000.00
Install ductless split-system air conditioning $3000.00 and up
Insulation and Ventilation
Insulate open attic area to modern standards $0.50-$1.25 per sq. ft.
Blown insulation into flat roof, cathedral ceiling or wall cavity $2.00-$3.50 per sq. ft.
Improve attic ventilation $40.00-$50.00 per vent
Remove UFFI in wood-frame walls $20.00-$35.50 per sq. ft.
Remedial approach to UFFI (caulking, heat-recovery ventilator) $3000.00-$5000.00
Insulate exterior walls with rigid foam board, prior to re-siding $1.00-$2.00 per sq. ft.
Insulate basement from interior $2.00 per sq. ft. and up
Plumbing System
Replace galvanized piping (varies w/fixtures, storeys, sq. footage & finishes) $500.00-$3500.00
Replace water line to house $150.00-$200.00/lin.ft. (min $2000)
Replace main water shut-off valve $150.00-$300.00
Install new water heater $600.00-$800.00
Water heater rent or lease $25.00-$35.00 monthly
Replace toilet $400.00 and up
Replace toilet flush mechanism $100.00-$150.00
Unclogging toilet $100.00-$200.00
Replace toilet seal $150.00-$250.00
Install bidet $500.00 and up
Replace vanity basin $200.00 and up
Replace pedestal basin $350.00 and up
Replace faucet set $150.00 and up
Replace bathtub, including ceramic tile $1500.00 and up
Replace bath or shower faucet set $300.00 and up
Install refinished claw foot bathtub $1800.00 and up
Install whirlpool bath $3000.00 and up
Retile bathtub enclosure $800.00-$1200.00
Install plastic bathtub enclosure (tub-surround) $200.00-$400.00
Rebuild tile shower stall $1500.00-$2500.00
Replace leaking shower stall pan $1000.00-$1600.00
Install plastic shower stall $600.00-$2000.00
Install bathroom exhaust fan $250.00-$500.00
Remodel four-piece bathroom completely $6000.00 and up
Install modest basement bathroom $4000.00 and up
Replace laundry tubs $250.00-$500.00
Install laundry facilities $900.00 and up
Install single kitchen sink $300.00 and up
Install double kitchen sink $400.00 and up
Install dishwasher $600.00-$1000.00
Install garbage disposal $400.00-$600.00
Install kitchen range hood $250.00-$500.00 and up
Install solid waste pump $1200.00-$1800.00
Connect waste plumbing system to municipal sewers $3000.00 and up
Clear obstruction in main sewer line (to street or septic tank) $200.00-$400.00 and up
Repair collapsed or damaged section of sewer line $1000.00 and up
Install submersible well pump $800.00 and up
Install suction or jet pump $400.00-$800.00
Replace pressure system tank $250.00-$500.00
Install water softener $1000.00 and up
Install outdoor faucet $150.00-$250.00
Replace sump pump $150.00-$250.00
Install sauna $3000.00 and up
Interior Components
Add drywall over plaster $1.50-$3.00 per sq. ft.
Remove old plaster and install drywall $3.50-$4.50 per sq. ft.
Add wire lath and new plaster over existing plaster $3.00-$4.00 per sq. ft.
Spray stipple on existing ceiling $1.00-$1.50 per sq. ft.
Install suspended tile ceiling $3.00-$5.00 per sq. ft.
Install acoustic tile ceiling $1.50-$2.00 per sq. ft.
Sand and refinish hardwood floors $1.50-$3.00 per sq. ft.
Install 3/8″ thick hardwood strip flooring $6.00-$8.00 per sq. ft.
Install 3/4″ thick hardwood strip flooring $10.00-$12.00 per sq. ft.
Install hardwood parquet flooring $5.00-$7.00 per sq. ft.
Install ceramic floor tiles $10.00 and up per sq. ft.
Install vinyl floor tiles $3.00 and up per sq. ft.
Install vinyl roll flooring $7.00 and up per sq. yd.
Install synthetic wall-to-wall carpet $20.00 and up per sq. yd.
Install wool wall-to-wall carpet $50.00 and up per sq. yd.
Install carpet underpad $5.00 per sq. yd.
Professional carpet cleaning $30.00 per room
Install replacement (sliding) windows $35.00-$45.00 per sq. ft.
Install replacement (casement) windows $50.00 and up per sq. ft.
Install replacement (awning) windows $50.00 and up per sq. ft.
Install replacement (double-hung) windows $40.00-$45.00 per sq. ft.
Install replacement (fixed) windows $30.00-$40.00 per sq. ft.
Install replacement (bay) windows $40.00-$65.00 per sq. ft.
Install storm window $100.00-$300.00 each
Convert coal-burning fireplace to wood-burning unit (not including chimney relining or replacement) $2000.00 and up
Install masonry fireplace (if flue already roughed-in) $2000.00 and up
Install masonry fireplace with single-flue chimney $6000.00 and up
Install zero-clearance fireplace (including chimney) $3000.00 and up
Install gas fireplace 2500.00 and up
Install glass doors on fireplace $300.00 and up
Chimney cleaning $100.00-$200.00 each
Install fireplace damper $200.00 and up
Install interior hollow core door $150.00-$200.00
Install interior custom wood door (including casing and hardware) $450.00 and up
Install interior French doors $700.00 and up
Install louvre doors on closet $150.00-$250.00
Install sliding mirror doors on closet $350.00 and up
Install exterior solid wood door $700.00 and up
Install exterior insulated metal door $500.00 and up
Install closer on garage man door $150.00-$250.00
Install metal storm door $350.00 and up
Replace hardware on metal storm door $100.00-$150.00
Install sliding glass door (brick wall) $2500.00-$3500.00
Install sliding glass door (wood frame wall) $2000.00-$2500.00
Replace sliding glass door $1000.00-$1700.00
Install basic skylight $1000.00 and up
Install roof window or ventilating skylight $1500.00 and up
Remodel kitchen completely $10,000.00 and up
Install kitchen cabinets $200.00 and up per lin. ft.
Install kitchen counter $20.00 and up per lin. ft.
Install ceiling fan $200.00 and up
Install conventional alarm system $1000.00 and up
Install central vacuum system $800.00-$2000.00
Install central vacuum cansiter only $500.00-$1000.00
Paint interior (walls, ceilings, door, trim) of entire house $1500.00 and up
Hang wallpaper $2.00 and up per sq. ft.
Urethane injection of leaking basement cracks $350.00-$500.00 each
Damp-proof foundation walls and install perimeter drains $70.00-$120.00 per lin. ft.
When estimating a renovation a rule of thumb most contractors will tell you is; double the amount of estimate you think it will cost you and you might be close.