Home Loan Calculator South Africa

Calculation Summary
Category Loan Term
Monthly Payment
Loan Amount
Total Interest
Total Cost of Loan

How To Calculate Your Home Loan Payments

Calculating a home loan in South Africa involves considering factors such as the loan amount, interest rate, loan term, and repayment frequency.

Here’s a step-by-step guide on how to calculate it:

Step 1: Determine the Loan Amount

Decide on the total amount you need to borrow.

For example, let’s say you require a home loan of ZAR 1,000,000.

Step 2: Research Interest Rates

Research current interest rates offered by different banks or financial institutions.

The interest rate can vary based on market conditions and your creditworthiness. Assume an interest rate of 7% for this example.

Step 3: Choose Loan Term

Choose the duration or term over which you want to repay your home loan.

Common terms range from 20 to 30 years. Let’s assume a term of 25 years for this calculation.

Step 4: Determine Repayment Frequency

Establish whether you’ll make monthly, bi-weekly (every two weeks), or weekly repayments.

For simplicity purposes, we’ll consider monthly repayments in this example.

Step 5: Calculate the Monthly Interest Rate

Divide the annual interest rate by the number of months in a year (12) to obtain the monthly interest rate.

Monthly Interest Rate = Annual Interest Rate / Number of Months = (7% / 12) = 0.00583

Step 6: Calculate Loan Term in Months

Multiply the loan term (in years) by the number of months in a year:
Loan Term in Months = Loan Term (years) * Number of Months per Year = (25 *12) =300

Step 7: Calculate Monthly Instalment using Amortization Formula

To determine your monthly instalment payment, use an amortization formula:
Monthly Instalment = P * r(1+r)^n/[(1+r)^n -1]


P is the loan amount (ZAR 1,000,000)
r is the monthly interest rate (0.00583)
n is the loan term in months (300)

Using this formula:

Monthly Instalment = 1,000,000 * 0.00583(1+0.00583)^300 / [(1+0.00583)^300 – 1] ≈ ZAR 7,341

Therefore, your estimated monthly instalment will be approximately ZAR 7,341.

Step 8: Consider Additional Costs

Remember to factor in additional costs associated with homeownership such as property taxes, insurance premiums, and any other fees specific to your situation.

It’s important to note that this guide provides a basic example calculation and does not consider variations like fluctuations in interest rates over the loan term or additional charges imposed by financial institutions.

To get an accurate estimate tailored to your circumstances and current market conditions, it is advisable to consult with a mortgage specialist or utilize online home loan calculators provided by various banks or financial institutions offering home loans in South Africa.