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Estimate a monthly payment

Most calculators show principal and interest and stop there. In Florida that can understate the real payment by a third or more.

Your inputs

$425,000
10% · $42,500
6.50%

An assumption you control. This is not a quoted rate and no rate is being offered.

$5,000

Florida millage varies by county. Use the county property appraiser's figure when you have it.

$4,200

Get a real quote early. Florida premiums vary sharply by county, roof age, and carrier.

$0
0.55% of the loan per year

Enter the rate your lender quotes. This calculator does not estimate one for you.

Estimated monthly payment

$3,360

on a $382,500 loan · $42,500 down

Monthly payment breakdown by component
Principal and interest$2,418
Property taxes$417
Homeowners insurance$350
Mortgage insuranceRate you entered — not a quoted premium$175
Total$3,360

Calculation version mortgage-math@1.0.0

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How this is calculated

Principal and interest use the standard amortization formula on the loan amount, the rate you entered, and the term you selected. Taxes and insurance are annual figures divided by twelve. HOA is taken as entered. Mortgage insurance, when it applies, is the annual rate you supplied applied to the loan amount and divided by twelve.

Every amount is computed in whole cents and rounded once, at presentation. That sounds pedantic, but accumulating floating-point dollars across a 360-month schedule produces visible drift, and a payment figure that does not reconcile is not worth showing.

What this does not include

  • Utilities, maintenance, and reserves for future repairs
  • Flood insurance, unless you added it into the insurance figure
  • Any lender fee that is not expressed as a rate on the loan amount
  • Income tax treatment, which is individual

Where to get real numbers

For property tax, your county property appraiser publishes the assessed value and millage. For insurance, get an actual quote early — Florida premiums vary sharply by county, construction type, roof age, and carrier, and an assumed premium can move your qualifying payment materially. For the rate and mortgage insurance, those come from a lender after a review of your situation.

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