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National Repair Costs

National Average Repair/Replacement Costs 

The following costs are very general estimates for repairs and/or improvements to a typical small home. Costs can vary greatly from location to location, quality of labor and the materials used. The information listed below should be used for basic planning purposes. Always get estimates and have work completed by licensed, insured, and bonded professional contractors. All repairs should strictly adhere to Manufacture Installation Specifications, National, State, Local codes, and the Authority having Jurisdiction. This information is provided for entertainment purpose only DO NOT plan or budget without real estimates. Below the costs chart is the expected service life chart. Obvious geographic location, usage and matainence can and will greatly affect both of these charts.


Roofing / Flashings / Chimneys
Install conventional asphalt shingles over existing shingles $1.50 - $2.50 per sq.ft.
Strip and reshingle on medium sloped roof $2.50- $3.50 per sq.ft.
Strip and reshingle on steep, high or complex roof $4.00 - $7.00 per sq.ft.
Strip and re-roof with cedar shingles $7.00 - $10.00 per sq.ft.
Strip and replace built-up tar and gravel roof

$8.00 - $12.00 per sq.ft. (min. $1000)
Strip and replace single-ply membrane $6.00 - $10.00 per sq.ft. (min. $750)
Reflash typical skylight or chimney $300.00 - $500.00
Rebuild typical chimney above roof line $150.00 - $300.00 per lin.ft. (min. $300)
Repoint typical chimney above roof line $6.00 - $8.00 per sq.ft. (min. $250)
Exterior
Install galvanized or aluminum gutters and downspouts $4.00 - $5.00 per lin.ft. (min. $500)
Install aluminum soffits and fascia $8.00 - $12.00 per lin.ft.
Install aluminum or vinyl siding $3.50 - $5.00 per sq.ft.
Repoint exterior wall (soft mortar) $3.00 - 4.50 per sq.ft. (min. $200)
Repoint exterior wall (hard mortar) $6.00 - $8.00 per sq.ft. (min. $200)
Parge foundation walls $3.00 - $4.00 per sq.ft.
Dampproof foundation walls and install weeping tile $150.00 - $200.00 per lin.ft. (min. $1000)
Install a deck $25.00 - $40.00 per sq.ft. (min. $1000)
Resurface existing asphalt driveway $2.50 - $4.00 per sq.ft.
Install interlocking brick driveway $6.00 - $8.00 per sq.ft.
Rebuild exterior basement stairwell $3500.00 - $5000.00
Build detached garage (single) $8000.00 and up
Build detached garage (double) $12000.00 and up
Build retaining wall (wood) $20.00 - $25.00 per sq.ft. (min. $500)
Build retaining wall (concrete) $30.00 - $40.00 per sq.ft. (min $500)
Painting (trim only) $1500.00 - $2500.00
Painting (trim and wall surfaces) $3000.00 and up
Structure
Underpin one corner of house $3500.00 and up
Underpin or add foundations $300.00 and up per lin.ft. (min. $3000)
Lower basement floor by underpinning and/or bench footings $150.00 - $300.00 per lin.ft. (min. $5000)
Replace deteriorating sill beam with concrete $60.00 and up per lin.ft. (min. $500)
Install basement support post with proper foundation $300.00 - $500.00
Perform chemical treatment for termites $2000.00 and up
Repair minor crack in poured concrete foundation $400.00 - $800.00
Electrical
Upgrade electrical service to 100 amps (including new panel) $1200.00 - $2000.00
Upgrade electrical service to 100 amps (if suitably sized panel already exists) $1200.00 - $2000.00
Upgrade electrical service to 200 amps $1800.00 - $2200.00
Install new circuit breaker panel $500.00 - $800.00
Replace circuit breaker (20 amp or less) $50.00 - $100.00
Add 120 volt circuit $150.00 - $300.00
Add 240 volt circuit $250.00 -$400.00
Add conventional receptacle $150.00 and up
Replace conventional receptacle with ground fault circuit receptacle $60.00 -$90.00
Replace conventional receptacle with aluminum compatible type (CO/ALR)(assuming several are required) $10.00 - $15.00 ea.
Upgrade entire house with aluminum compatible receptacles, connectors, etc. $500.00 - $1000.00
Rewire electrical outlet with reversed polarity (assuming electrician already there) $5.00 - $10.00 ea.
Heating
Install mid-efficiency forced-air furnace $2000.00 - $4000.00
Install high-efficiency forced-air furnace $3500.00 - $6000.00
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
Install circulating pump $400.00 - $600.00
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
Remove oil tank from basement $400.00 and up
Replace indoor oil tank $1200.00 - $2500.00
Remove abandoned underground oil tank $3000.00 and up
Replace radiator valve $250.00 - $500.00
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 $200.00 and up
Cooling / Heat Pumps
Add central air conditioning on existing forced-air system $3000.00 and up
Add heat pump to forced-air system $4000.00 - $5000.00
Replace heat pump or air conditioning condenser $1200.00 - $2500.00
Install independent air conditioning system $8000.00 - $15000.00
Install ductless air conditioning system $3000.00 and up
Insulation
Insulate open attic to modern standards $0.50 - $1.25 per sq.ft.
Blow 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
Plumbing
Replace galvanized piping with copper (2 storey with one bathroom) $2000.00 - $3000.00
Replace water line to house $2000.00 and up
Replace toilet $400.00 and up
Replace basin, including faucets $500.00 and up
Replace bathtub, including ceramic tile and faucets $2500.00 and up
Install whirlpool bath, including faucets $3000.00 and up
Retile bathtub enclosure $1000.00 - $1500.00
Replace leaking shower stall pan $1000.00 - $1600.00
Rebuild tile shower stall $1500.00 - $2500.00
Replace laundry tubs $250.00 - $500.00
Remodel four-piece bathroom completely $6000.00 and up
Connect waste plumbing system to municipal sewers $3000.00 and up
Install submersible pump $800.00 and up
Install suction or jet pump $400.00 - $600.00
Install modest basement bathroom $4000.00 and up
Interior
Add drywall over plaster $1.50 - $2.50 per sq.ft.
Sand and refinish hardwood floors $1.50 - $3.00 per sq.ft.
Install replacement windows $50.00 - $100.00 per sq.ft.
Install storm window $100.00 - $300.00
Install masonry fireplace (if flue already roughed-in) $2000.00 and up
Install zero-clearance firelace (including chimney) $3000.00 and up
Install glass doors on fireplace $300.00 and up
Install skylight $3000.00
Remodel kitchen completely $10,000.00 and up
Install gas fireplace $3500.00 and up