How to calculate the monthly mortgage payment formula
In the current real estate market, home loans are the preferred method for most home buyers. Understanding how to calculate the monthly mortgage payment will not only help you better plan your finances, but also avoid excessive repayment pressure that affects your quality of life. This article will introduce in detail the calculation formula of the monthly mortgage payment, and combine it with the hot topics and hot content on the Internet in the past 10 days to provide you with a comprehensive guide.
1. Basic formula for monthly mortgage payment

The calculation of monthly mortgage payments is mainly based on two repayment methods: equal principal and interest and equal principal. The following are detailed calculation formulas for the two methods:
| Repayment method | Calculation formula | Description |
|---|---|---|
| Equal principal and interest | Monthly payment = [Loan principal × monthly interest rate × (1 + monthly interest rate)^number of repayment months] ÷ [(1 + monthly interest rate)^number of repayment months - 1] | The monthly repayment amount is fixed, suitable for borrowers with stable income. |
| Equal amount of principal | Monthly payment = (Loan principal ÷ Number of repayment months) + (Loan principal - Accumulated amount of principal repaid) × Monthly interest rate | The monthly principal repayment is fixed, and the interest decreases month by month. The early repayment pressure is high. |
2. Hot topics on the Internet in the past 10 days and hot topics related to housing loans
According to the recent hot topics on the Internet, the following are some hot topics about home loans:
| hot topics | Main content |
|---|---|
| Mortgage interest rates cut | Banks in many places have lowered mortgage interest rates, reducing the monthly payment pressure on home buyers. |
| Early repayment craze | Some homebuyers choose to pay off their mortgage early to save on interest payments. |
| New policy on provident fund loans | Many places have adjusted provident fund loan policies and increased loan amounts. |
| Mortgage deferment | Affected by the epidemic, some banks have introduced deferred repayment policies for mortgage loans. |
3. How to calculate the monthly mortgage payment based on the formula
The following is a specific calculation example, assuming the loan amount is 1 million yuan, the loan term is 30 years (360 months), and the annual interest rate is 4.9%.
| Repayment method | Monthly payment amount (yuan) | Total interest (yuan) |
|---|---|---|
| Equal principal and interest | 5,307.27 | 910,616.19 |
| Equal amount of principal | 6,861.11 in the first month, decreasing month by month | 737,041.67 |
4. Things to note when calculating monthly mortgage payments
1.interest rate floating: Mortgage interest rates may be adjusted as the market changes, so you need to pay attention to the bank’s latest policies.
2.Repayment method selection: Equal principal and interest is suitable for borrowers with stable income, and equal principal is suitable for borrowers with strong early repayment ability.
3.Early repayment: Some banks have liquidated damages requirements for early repayment, so you need to know in advance.
4.loan term: The longer the loan term, the smaller the monthly payment pressure, but the higher the total interest expense.
5. Summary
Calculating the monthly mortgage payment is an important part of the home buying process. You can easily calculate your monthly payment with the formulas and examples provided in this article. At the same time, combined with the hot topics on the Internet in the past 10 days, you can better understand the dynamics of the current housing loan market and make more informed financial decisions. If you have any questions, it is recommended to consult a professional financial advisor or bank staff.
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