What is the monthly payment on a $300,000 mortgage?

At a 7.40% rate (the Freddie Mac 30-year average for the week of October 8, 2026) on a 30-year fixed mortgage, a $300,000 loan has a principal and interest payment of $2,077 per month. Add property taxes (~$250–$500/month), homeowner's insurance (~$125–$200/month), and PMI if applicable (~$100–$200/month). Total out-of-pocket is typically $2,600–$3,000/month on a $300,000 loan ($2,077 plus those costs).

How is a mortgage payment calculated?

Monthly P&I = Loan Amount × [Rate/12 × (1 + Rate/12)^360] ÷ [(1 + Rate/12)^360 − 1]. For a $300,000 loan at 7.40% for 30 years: $300,000 × [0.006167 × (1.006167)^360] ÷ [(1.006167)^360 − 1] = $2,077. Your full payment also includes property taxes, insurance, and possibly PMI and HOA.

What does my mortgage payment include?

Most mortgage payments include four components (PITI): Principal (reduces your loan balance), Interest (lender's fee), Taxes (property taxes collected in escrow), and Insurance (homeowner's insurance in escrow). If you put less than 20% down, PMI is also included. HOA fees are separate if applicable.

How much do I save by paying bi-weekly instead of monthly?

Paying half your monthly payment every two weeks results in 26 half-payments (13 full payments) per year instead of 12. On a $300,000 loan at 7.40%, bi-weekly payments save approximately $117,000 in interest and pay off the loan about 6.6 years early. The savings grow significantly on larger loans.

Does a lower rate or shorter term save more money?

A shorter term saves more total interest. A 15-year mortgage at 6.73% (the Freddie Mac 15-year average, week of October 8, 2026) on a $300,000 loan costs $177,000 in total interest vs. $448,000 for a 30-year at 7.40%. However, the monthly payment is $2,651 vs. $2,077 — $574 more per month. If that extra payment would go to investing, a 30-year often wins financially.

Mortgage Payment Calculator 2026: Monthly Payments by Loan Amount

Your monthly mortgage payment depends on loan amount, interest rate, and loan term. At 7.40% for 30 years, every $100,000 borrowed costs $692/month in principal and interest. This hub has payment tables for every common loan size, plus amortization tools and bi-weekly payment calculators.

Monthly Payment Quick Reference (7.40%, 30-Year Fixed)

Loan Amount	Monthly P&I	Total Interest (30 yr)	Guide
$200,000	$1,385	$299,000	Full breakdown
$250,000	$1,731	$373,000	Full breakdown
$300,000	$2,077	$448,000	Full breakdown
$350,000	$2,423	$522,000	Full breakdown
$400,000	$2,770	$597,000	Full breakdown
$450,000	$3,116	$672,000	Full breakdown
$500,000	$3,462	$746,000	Full breakdown
$550,000	$3,808	$821,000	Full breakdown
$600,000	$4,154	$896,000	Full breakdown
$650,000	$4,500	$970,000	Full breakdown
$700,000	$4,847	$1,045,000	Full breakdown
$750,000	$5,193	$1,119,000	Full breakdown
$800,000	$5,539	$1,194,000	Full breakdown
$900,000	$6,231	$1,343,000	Full breakdown
$1,000,000	$6,924	$1,493,000	Full breakdown
$1,500,000	$10,386	$2,239,000	Full breakdown

P&I only. Add property taxes, insurance, and PMI for total payment.

Payment by Rate (30-Year Fixed, $400,000 Loan)

Rate	Monthly P&I	Extra vs. 7.40%
6.5%	$2,528	−$242
7.0%	$2,661	−$109
7.40%	$2,770	baseline
7.5%	$2,797	+$27
8.0%	$2,935	+$165
8.5%	$3,076	+$306

What’s Actually In Your Monthly Payment (PITI)

Most people focus on the principal and interest (P&I) number, but your real monthly payment has four components — often called PITI:

Component	What It Is	Typical Amount
P — Principal	Reduces your loan balance	Varies by month
I — Interest	Lender’s fee for the loan	Largest portion early on
T — Taxes	Property taxes collected in escrow	$300–$800/month
I — Insurance	Homeowner’s insurance in escrow	$125–$250/month
PMI (if <20% down)	Private mortgage insurance	$75–$250/month

Example — $350,000 loan, 7.40%, 30 years, $425,000 home:

P&I: $2,423/month
Property taxes (1.1%): $389/month
Insurance (0.5%): $177/month
PMI (0.7%): $204/month
Total PITI: $3,193/month

Many buyers are surprised to find their actual payment is 30–50% higher than the P&I-only number they calculated or saw advertised.

How Your Rate Affects the Payment

A seemingly small rate difference has a large dollar impact over the life of a loan:

$400,000 loan, 30-year fixed:

Rate	Monthly P&I	Total Interest	Difference vs. 7.40%
6.5%	$2,528	$510,178	−$86,849 total
7.0%	$2,661	$558,036	−$38,991 total
7.40%	$2,770	$597,027	baseline
7.5%	$2,797	$606,869	+$9,842 total
8.0%	$2,935	$656,621	+$59,594 total

The practical implication: Shopping 3+ lenders and shaving 0.4 points off your rate (7.40% to 7.0%) on a $400,000 loan saves about $39,000 over 30 years and reduces your monthly payment by $109.

15-Year vs. 30-Year: Payment and Cost Comparison

Loan	Monthly P&I	Total Interest	Principal Repaid by Year 5
$350,000 at 6.73% / 15yr	$3,093	$206,795	~$80,400
$350,000 at 7.40% / 30yr	$2,423	$522,000	~$19,200

The 15-year payment is $670 higher per month, but saves about $315,000 in total interest and builds equity dramatically faster (6.73% is the Freddie Mac 15-year average and 7.40% the 30-year average for the week of October 8, 2026). The 30-year makes sense if:

The lower payment frees cash for maxing retirement accounts (401k, Roth IRA)
You have high-interest debt to eliminate first
Your income is variable and lower payments provide flexibility

The 15-year makes sense if:

Your income is stable and retirement savings are already on track
You want to own the home free and clear before retirement
You plan to stay in the home long term

How to Lower Your Monthly Mortgage Payment

Before purchasing:

Improve your credit score — each tier (660→700→740→760+) unlocks a better rate; a 100-point improvement can save 0.5–1%
Make a larger down payment — reduces loan amount and eliminates PMI
Buy a less expensive home — obvious but powerful; every $20,000 less in home price saves ~$138/month at 7.40% (if financed)
Lock in a longer term — 30-year vs. 15-year lowers monthly payment (at higher total cost)
Pay discount points — reduce your rate by paying upfront (1 point = 0.25% rate reduction typically)

After purchasing:

Refinance — if rates drop 0.75–1%+ below your current rate and you plan to stay
Request PMI cancellation — once you reach 20% equity, request removal in writing
Get a reappraisal — if home values have risen significantly, a new appraisal can establish 20%+ equity faster
Appeal property taxes — if assessment seems high compared to recent sales, file an appeal

The Bi-Weekly Payment Advantage

Standard: 12 payments/year Bi-weekly (half payment every 2 weeks): 26 half-payments = 13 full payments/year

That one extra annual payment accelerates payoff significantly:

Loan Amount	Rate	Payoff with Monthly	Payoff Bi-Weekly	Interest Saved
$300,000	7.40%	30 years	~23.4 years	~$116,800
$400,000	7.40%	30 years	~23.4 years	~$155,700
$500,000	7.40%	30 years	~23.4 years	~$194,600

Assumes half the monthly payment every two weeks, applied immediately, with interest accruing 26 times a year.

Important: Make sure your lender applies bi-weekly payments correctly. Some lenders hold the half-payment and apply it monthly — defeating the purpose. Confirm they apply the payment immediately.

Cluster Articles — Full List

Payment by Loan Size

Calculators & Guides

Mortgage Affordability Hub — how much house you can afford
Mortgage Rates Hub — current rates by loan type
Mortgages Hub — full mortgage guide

Written by WealthVieu

WealthVieu researches and writes data-driven personal finance guides using primary sources including the IRS, Bureau of Labor Statistics, Federal Reserve, and Census Bureau.

The content on Wealthvieu is for informational purposes only and should not be considered financial, tax, or investment advice. Consult a qualified professional before making financial decisions. Full disclaimer · Editorial policy