Construction Mortgage Calculator

Calculate construction costs, draw schedules, and final mortgage payments for your build.

Project Costs

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Construction Details

months
%
years

Draw Schedule

Construction Draw Schedule

Apr 2025May 2025Jun 2025Jul 2025Aug 2025Sep 2025Oct 2025Nov 2025Dec 2025Jan 2026Feb 2026Mar 2026$0$150,000$300,000$450,000$600,000Amount
  • Primary
  • Comparison

Construction Summary

Total Project Cost

$650,000

Land, construction & soft costs

Contingency Amount

$40,000

10% of construction cost

Total with Contingency

$690,000

Project total including contingency

Construction Interest

$36,465

Interest during construction

Final Loan Amount

$606,465

Including construction interest

Monthly Payment

$4,282

After construction completion

Loan to Value

82.6%

Based on total project cost

About Construction Mortgages

Construction mortgages are advanced in stages (draws) as your build progresses. Interest is only charged on the amount drawn, but rates are typically higher during construction. After completion, the mortgage converts to a standard term at regular rates.