What is the monthly payment on a $100,000 mortgage at 5% for 15 years?
Answer
$791/month
Principal & interest onlyTotal interest over 15 years: $42,343Total cost: $142,343
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How We Calculated This
M = P × [r(1+r)^n] / [(1+r)^n - 1]
P=$100,000, r=5%/12=0.4167n=180. M = $791
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Calculated using verified formulas. Last updated March 2026.