Mortgage payment on a $850,000 house

With 20% down at 6.5% over 30 years, the full monthly payment is about $5,227.23 — here is how it changes with rate, term and deposit. About $5,227.23 a month with 20% down at 6.5%.

Last updated August 26, 2026 · Sources: Homeowners Protection Act (PMI cancellation); rates are your own input · Calculations run in your browser — nothing is stored Last updated Aug 26, 2026 · Rates are your own input · Nothing is stored

$850,000this page
Monthly payment
$5,227.23
$680,000 borrowed · 20% down · 30 years at 6.5%
Monthly payment broken into its parts
Principal & interest$4,298.06
Property tax$779.17
Homeowner's insurance$150.00
Total monthly$5,227.23

Total interest over 30 years: $867,304

Shareable URL updates as you type

An estimate. Your lender's figure will differ with credit score, loan type, escrow rules and local tax assessment. Not a loan offer.

More options: term, taxes, insurance, HOA and PMI
Charged above 80% LTV, cancelled automatically at 78%.

Monthly payment on $850,000 by rate and term

Principal and interest on the $680,000 borrowed after a 20% deposit of $170,000. The rate is the single biggest lever, which is why it is worth shopping.

Rate 30 years20 years15 years
5.50% $3,860.97$4,677.63$5,556.17
6.00% $4,076.94$4,871.73$5,738.23
6.50% $4,298.06$5,069.90$5,923.53
7.00% $4,524.06$5,272.03$6,112.03
7.50% $4,754.66$5,478.03$6,303.68
8.00% $4,989.60$5,687.79$6,498.43

Principal and interest only, before taxes, insurance and any PMI.

How the deposit changes it

Down payment Loan P&I PMI PMI ends
5% ($42,500) $807,500 $5,103.95 $370.10 month 135
10% ($85,000) $765,000 $4,835.32 $350.63 month 109
20% ($170,000) $680,000 $4,298.06 not charged

At 6.5% over 30 years. PMI applies above 80% loan-to-value and is cancelled automatically at 78%.

Frequently asked questions

What is the monthly payment on a $850,000 house?

With 20% down at 6.5% over 30 years, principal and interest are $4,298.06 a month. Adding property tax and insurance brings the full payment to about $5,227.23.

How much do I need to put down on a $850,000 home?

20% is $170,000, which avoids PMI. At 5% down ($42,500) you would borrow $807,500 and pay an extra $370.10 a month in PMI until month 135.

How much interest does a $850,000 mortgage cost?

On the $680,000 borrowed at 6.5% over 30 years, total interest is $867,304 — about 128% of the amount borrowed. A 15-year term cuts that to $386,235.

Nearby prices

Related tools