Mortgage Calculator: Estimate Monthly Payments & KPR Planning

Plan your home purchase with our mortgage calculator. Calculate monthly payments, taxes, insurance, and see how much house you can afford.

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Fill in the required parameters on the left and click calculate to see the detailed results and analysis.

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Planning Your Dream Home with a Mortgage Calculator

Buying a home is the biggest financial decision for most people. A mortgage (known as KPR in Indonesia) allows you to own a house by paying in installments over a long period. Using a mortgage calculator is the first step to ensuring your finances remain stable while achieving your dream of homeownership.

Why Mortgage Simulation is Important

A home loan is a commitment that can last 10, 20, or even 30 years. Without a simulation, you might take a loan that is too heavy for your monthly budget. This calculator helps you:

  • •Estimate Total Cash Outlay: Calculate the down payment (DP) plus other upfront costs like taxes and insurance.
  • •Understand Monthly Installments: See clearly how much money will be deducted from your income every month.
  • •LTV (Loan to Value) Ratio: Understand the ratio between the loan amount and the property value, which affects interest rates and bank approval.

    • Essential Components of a Mortgage

    There are several factors that determine the size of your mortgage installment:

  • 1Home Value: The market price or appraisal value of the property you want to buy.
  • 2Down Payment: The initial amount you pay upfront. A larger DP reduces the loan principal and interest burden.
  • 3Interest Rate: Interest can be 'Fixed' (constant for a few years) or 'Floating' (changes according to market interest rates).
  • 4Property Tax & Insurance: Don't forget these recurring costs that are often bundled into your monthly payment or paid annually.

    • Fixed vs. Floating Interest Rates

  • •Fixed Rate: Provides certainty because the installment amount does not change for a specific period (e.g., 3 or 5 years).
  • •Floating Rate: After the fixed period ends, the interest follows market rates. You should be prepared for potential increases in monthly installments.

    • Tips for a Successful Mortgage Application

  • •Check Your Credit Score: Ensure you have no bad credit history that could hinder bank approval.
  • •Prepare a Buffer Fund: Besides the DP, prepare about 5-10% of the house price for BPHTB (taxes), notary fees, and administration costs.
  • •Choose the Right Tenor: A shorter tenor saves much more on interest, but ensure the monthly installment remains within your financial capacity.

    • How to Use This Calculator

    Enter the home price and the DP you plan to pay. Specify the expected interest rate and the loan tenor. You can also add estimates for property taxes and monthly maintenance fees (HOA) for a more accurate result. Click calculate to see your monthly installment breakdown.

    ? Frequently Asked Questions

    Q How much down payment do I need?

    Typically, banks require a DP of 10% to 20% of the property value. Some special programs for first-time buyers may offer a 0% or 5% DP, but this usually results in higher monthly installments.

    Q What is the 28/36 rule in mortgages?

    This rule suggests that your mortgage payment should not exceed 28% of your gross monthly income, and total debt payments should not exceed 36%.

    Q Can I pay off my mortgage early?

    Yes, you can make early repayments to reduce the principal. However, check if your bank charges a penalty fee for early settlement.

    Q What are the common additional costs when buying a house?

    Upfront costs often include property transfer tax (BPHTB), notary fees, appraisal fees, credit insurance, and administrative costs.

    Q Why did my monthly installment increase during the floating period?

    In a floating period, the bank adjusts your interest rate based on current market benchmarks. If national interest rates rise, your mortgage interest and monthly payments will likely follow.