What is the monthly payment on a $450,000 mortgage at 7.5% for 30 years?
Answer
$3,146/month
Principal & interest onlyTotal interest over 30 years: $682,728Total cost: $1,132,728
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How We Calculated This
M = P × [r(1+r)^n] / [(1+r)^n - 1]
P=$450,000, r=7.5%/12=0.6250n=360. M = $3,146
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Calculated using verified formulas. Last updated March 2026.