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Guides — 2025

Refinancing a mortgage loan: how and when?

Refinancing a mortgage loan: how and when?

When you refinance your mortgage loan, you are essentially taking out a new loan to replace the existing one. This can be a smart financial decision if you want lower interest rates or better loan terms.

Refinancing a realkredit (Danish mortgage credit) loan is about optimising your housing finances. Many homeowners choose this option to reduce their monthly payments or to get more flexible payment terms.

A successful refinancing can free up money for savings or other investments. It also lets you adapt the loan to changes in your financial situation. If interest rates fall, for example, you can switch to a lower rate and save money over time.

What happens when you refinance?

When you choose to refinance your mortgage loan, you go through a process in which the existing loan is replaced with a new one. This is often done to get better terms or lower interest rates.

Steps in the refinancing process:

  1. Assessing your current loan: Start by analysing your current loan terms and the interest rate you pay. It is important to understand the full cost of your current loan.
  2. Comparing new loan options: Research the market to find new loan options with potentially lower interest rates or better terms. Many lenders offer a range of products, so make sure you find the ones that best suit your financial situation.
  3. Negotiating with the lender: Once you have found an attractive offer, negotiate the details of the new loan with your chosen lender. This is also the time to discuss fees and other costs of the refinancing.

If you follow these steps, refinancing can lead to significant savings on your interest payments over time. It can also give you better cash flow and financial flexibility, either by reducing your monthly payments or by freeing up money for savings.

When should you refinance your mortgage loan?

It can be hard to find the right time to refinance your mortgage loan, but there are some factors that can help you decide. A fall in market interest rates is often a strong indicator that it could pay to consider refinancing. When rates fall, you can switch to a loan with a lower interest rate and so reduce your monthly payments.

Besides changes in the market, you should also look at your own financial situation. If your income has gone up, or your creditworthiness has improved, it may be time to explore the options for better loan terms. Refinancing can also be relevant if your future financial plans change – perhaps you are planning larger investments in your home or want more flexibility in your budget.

There are, however, also warning signs that point to a need to refinance. If you are feeling financial pressure from higher monthly payments than expected, or see signs of mounting debts without a corresponding rise in income, it may be necessary to consider refinancing to ease the burden. By keeping an eye on these signs, you make sure you have the best financial strategy.

Benefits of refinancing your loan

  1. Lower interest ratesBy refinancing your loan, you can often get a lower interest rate, especially if the market is favourable. Lower rates mean you pay less in interest over time. This can result in significant savings over the full term of the loan.
  2. Lower monthly paymentsOne of the most immediate benefits of remortgaging is the chance to reduce your monthly payments. This frees up money in your monthly budget that can go towards savings or other expenses.
  3. More flexible loan termsRemortgaging can also give you the chance to get more flexible terms on your mortgage loan. This includes a longer term or changes to the payment structure that better suit your current and future financial needs.

Work out whether refinancing will pay off for you

It is important to find out whether refinancing can benefit you financially. By taking a few simple steps, you can work this out and make an informed decision.

Calculation checklist:

  1. Remortgaging costs: Start by identifying all the fees and costs involved in remortgaging your loan. This includes both administration fees from the lender and any legal fees.
  2. Changes in interest rate: Look at the new interest rate you would get compared with your current rate. A lower rate often means lower monthly payments and less interest paid over time.
  3. New loan terms: Consider changes to your loan terms – including the term and flexibility in your payments. A longer term can reduce the monthly payments but increase the total interest you pay.
  4. Total savings: Calculate the difference between the total lifetime cost of the old loan and that of the new loan after refinancing, including all fees.

Using this checklist gives you a clear picture of how refinancing will affect your finances in the long term. If the savings outweigh the cost of remortgaging within a reasonable timeframe, refinancing could be a smart choice for you.

The costs of remortgaging

When you are thinking of remortgaging, it is important to factor in the costs that come with it. One of the most common expenses is set-up costs, which lenders often charge for handling the remortgage. These can range from a few thousand kr. to considerably higher amounts, depending on the lender and the size of the loan.

Another potential cost is early repayment charges, also known as conversion fees. If you switch loans before the original term ends, the lender may charge an amount to compensate for lost interest income. This amount typically depends on how much time is left on your current loan.

In addition, there may be notary fees in connection with changing the loan agreements. Although these are not always necessary, you should be aware of them as a possible extra expense.

For example: if you have a loan of 1 million kr. and decide to remortgage it, you could face set-up costs of around 5–10 thousand kr., plus any early repayment charges of up to several per cent of the outstanding debt. By understanding these potential costs, you can better assess the overall financial impact of refinancing.

Fixed-rate vs. variable-rate mortgages

When you choose between a fixed and a variable rate on your mortgage loan, it is important to know the differences. Here is a comparison table to help you understand the key aspects:

AspectFixed interest rateVariable interest rate
StabilityA fixed interest rate throughout the term of the loanThe interest rate can change over time depending on market conditions
RiskLower risk of sudden increases in your paymentsGreater risk of rate rises, but also the chance of lower rates
Potential savingNo direct saving when market rates fallThe chance to benefit from falling rates and therefore lower payments
Budget planningEasier budgeting thanks to a fixed monthly paymentHarder to budget, as payments can fluctuate

The advantages of a fixed-rate loan include stability and protection against rate rises. If you value financial security and want to avoid surprises, this may be the best choice.

Conversely, if you can afford potential fluctuations in your monthly payments, a variable-rate loan can let you take advantage of periods of low interest rates. It does, however, require a certain appetite for risk and a flexible financial situation.

Your choice should be based on your personal financial situation and how comfortable you are with risk versus stability.

How to convert your mortgage loan

Converting a mortgage loan is a process in which you change your current loan to a different type of loan, often with the aim of getting better terms. While refinancing mainly focuses on adjusting the interest rate and payment structure without necessarily changing the type of loan, conversion involves a more fundamental restructuring of the loan itself.

Steps to convert your loan:

  1. Contact your bank or adviser: Start by getting in touch with your bank or a financial adviser to discuss your wish to convert. They can give you an insight into the options available based on your financial situation and your future plans.
  2. Assess new loan terms: Together with your bank, assess which new terms would be most beneficial for you. This includes considering different interest rates, terms and any fees associated with the switch.
  3. Complete the change: Once you have decided on the terms you want, the formal conversion procedure has to be completed. This usually involves signing new agreements and possibly paying certain fees, such as set-up costs.

It typically takes a couple of weeks from the decision to convert until the process is fully completed. You should also be aware that the terms of your loan may change significantly – including the monthly payments and the total amount repaid – depending on the solution you choose.

Benefit from falling interest rates by refinancing

When interest rates fall, it opens the door to potential savings through refinancing. Lower rates often mean you can get lower monthly payments and reduce your total borrowing costs over time. This makes it attractive for many homeowners to consider remortgaging.

Imagine your current interest rate is 3%, but the market rate falls to 2%. By refinancing, you can take advantage of this reduction and lower your monthly costs considerably. If your loan is for one million kr., you might save several thousand kr. a year in interest. That money can go towards savings or other necessary household expenses.

But although falling rates offer great opportunities, you also need to be aware of certain risks and considerations. It is important to protect yourself against future rate rises, either by choosing a fixed-rate loan or by having a plan for how to deal with the possibility of rising variable rates.

Also consider the cost of the remortgage itself – including fees and set-up costs – as these can affect the short-term financial gain from refinancing. A thorough analysis of both the potential savings and the risks involved will help you make the best decision about your finances.

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