Plan the house. Protect the budget.
From the mortgage to the next repair, use 211 practical calculators to understand costs before you commit.
Essential homeowner calculators
Start with SCT’s most complete tools for financing, materials and major home projects.
Mortgage Calculator
Estimate a complete monthly mortgage payment with principal, interest, property tax, insurance, PMI, HOA fees and an amortization schedule.
Calculate → FEATUREDPaint Calculator
Estimate paint needed from wall area and coverage rate.
Calculate → FEATUREDRoof Shingles
Use the Roof Shingles for roofing planning. Enter Roof area (ft²) and Waste (%) to get a clear result, formula explanation, and practical checks.
Calculate → FEATUREDDrywall Sheet Calculator
Estimate 4×8 drywall sheets from wall area and waste.
Calculate → FEATUREDConcrete Calculator
Calculate concrete volume for slabs, footings, or circular pads.
Calculate →Find tools by the job you’re planning
Keep financing, improvements, utilities and routine upkeep together instead of treating them as unrelated costs.
Buying, Mortgage & Equity3 tools
Renovation & Remodeling31 tools
Roofing, Exterior & Structure30 tools
Energy, HVAC & Utilities32 tools
Lawn, Garden & Landscaping34 tools
Maintenance & Repairs14 tools
Outdoor Projects13 tools
Taxes, Insurance & Home Value3 tools
More Homeowner Tools51 tools
The purchase price is only the beginning.
A realistic home budget includes taxes, insurance, utilities, routine upkeep and a reserve for repairs—along with the mortgage payment.