What Is the Ideal Amount for an Emergency Fund? Start Building It with the 360 Digital Wealth Feature on the M2U ID App

16 October 2026

An emergency fund is an important part of financial planning. However, simply knowing that an emergency fund is necessary doesn’t necessarily mean someone understands the ideal amount to set aside.

Everyone’s needs are different. Singles, married couples, and families with children all have different financial circumstances and needs. The same applies to workers with a fixed income and those whose income can vary from month to month.

Determining the size of an emergency fund should not focus solely on the amount but also take into account one’s overall financial situation. With a clear goal, the process of building an emergency fund can be done gradually, consistently, and in a more planned manner.

What Is an Emergency Fund?

An emergency fund is money set aside to cover unexpected financial needs that require unplanned expenses. Examples include medical expenses, vehicle repairs, urgent home repairs, job loss, or other circumstances that disrupt your income.

Because it is used to address unpredictable situations, an emergency fund should not be confused with savings set aside for planned purposes, such as vacations, buying a vehicle, or other consumer needs.

Why Is an Emergency Fund Important?

Financial circumstances can change at any time. Unplanned expenses or a reduction in income can affect your ability to meet routine needs. Without an emergency fund, these needs may force you to dip into other financial reserves, use a credit card, or even take out a loan.

Conversely, an emergency fund provides a safety net when things don’t go as planned. With funds set aside in advance, urgent needs can be addressed without immediately disrupting the financial allocations for other needs. This is why an emergency fund should be part of your financial planning, especially before allocating funds toward other financial goals.

This figure can serve as a starting point for setting a target. Each person’s individual circumstances still need to be taken into account before determining the final amount.

Example of Emergency Fund Calculation

For example, a single person has monthly living expenses of Rp5 million. Using the ideal benchmark of six times monthly expenses, then:

IDR 5 million × 6 = IDR 30 million.

The emergency fund target to aim for is approximately Rp 30 million.

Another example: a family has monthly expenses of Rp 10 million. Using a target of nine times their monthly expenses:

IDR 10 million × 9 = IDR 90 million.

Therefore, this family’s emergency fund target is approximately Rp 90 million.

This calculation can help provide an initial estimate of the amount needed for an emergency fund.

What Factors Affect the Size of an Emergency Fund?

In addition to whether you’re single, married, or have a family, there are several factors that can affect the size of the emergency fund you need to set aside:

1. Monthly Expenses
   

   The higher your monthly living expenses, the larger the fund you’ll need to set aside to cover several months’ worth of expenses.

   The first step is to determine exactly how much you need to spend each month to cover your basic needs.

2. Income Stability
   

   The source and stability of your income are also important considerations. People with a steady income may have different emergency fund needs than those whose income varies from month to month.

   If your income is subject to a higher degree of uncertainty, you may want to consider setting aside a larger emergency fund.

3. Number of Dependents
   

   The number of people who depend on your income also affects your emergency fund needs.

   A single person may only need to consider their own needs. Once you get married or have children, the household expenses you need to cover also increase.

4. Financial Obligations
   

   Installment payments and other recurring obligations also need to be factored in. Ideally, an emergency fund can help ensure you remain able to meet these obligations when circumstances disrupt your income.

5. Overall Financial Situation
   

   Savings, investments, insurance, debt, and other sources of income should all be taken into account when determining your emergency fund goal.

   By considering all of these factors, the goal you set will better align with your individual needs.

Where Should You Keep Your Emergency Fund?

In addition to determining the amount, it’s important to consider where to keep your emergency fund. These funds need to be available when needed, so the savings vehicle should prioritize security, ease of access, and alignment with your financial goals.

Emergency funds should also be kept separate from accounts used for daily transactions. Keeping them separate can help reduce the likelihood that these funds will be used for needs that have already been planned for.

Common Mistakes When Setting Up an Emergency Fund

Simply having an emergency fund goal isn’t enough if it isn’t accompanied by proper management. Some mistakes to watch out for include:

1. Setting a savings goal without calculating your needs.
   

   Following someone else’s savings goal may not necessarily align with your own financial situation. Your goal should be adjusted based on your expenses, income, and number of dependents.

2. Not having a clear goal.
   

   Saving without knowing the amount you want to reach can make the process of accumulating funds less focused.

3. Using your emergency fund for planned expenses.
   

   An emergency fund should be used for truly urgent and unexpected needs.

4. Mixing your emergency fund with money for daily expenses.
   

   Mixed funds can be more easily spent on routine transactions or discretionary purchases.

5. Failing to replenish funds that have been used.
   

   If you use your emergency fund, you need to gradually replenish it so that financial protection remains available.

6. Tidak mengisi kembali dana yang telah digunakan.
   

   Jika dana darurat terpakai, jumlahnya perlu dikembalikan secara bertahap agar perlindungan finansial tetap tersedia.

What Are Some Tips for Building an Emergency Fund Gradually?

A large emergency fund can feel overwhelming if you have to save it all at once. Therefore, building it up gradually can be a more realistic option. Here are some steps you can take:

1. Calculate your monthly expenses to identify your essential needs.
2. Determine your emergency fund goal based on your circumstances and the number of dependents.
3. Set a timeframe for reaching your goal.
4. Calculate the amount you need to set aside regularly based on your financial capacity.
5. Keep your emergency fund separate from your everyday checking account.
6. Make consistent monthly deposits.
7. Use automatic debits to ensure the savings process runs more smoothly.
8. Review your goal periodically as your income, expenses, or number of dependents

For example, if your emergency fund goal is 30 million rupiah and you want to reach it in 24 months, the average monthly contribution needed is:

IDR 30 million ÷ 24 months = IDR 1.25 million per month

This simple calculation helps break down a large goal into a more manageable amount to set aside each month.

Build a More Effective Emergency Fund with the 360 Digital Wealth Feature on the M2U ID App

Once you know the amount you need, the next challenge is to build your emergency fund consistently and systematically. Maybank offers the 360 Digital Wealth feature for managing your financial plans on the M2U ID App (mobile banking) as a practical solution to help you achieve your financial goals, including your emergency fund target.

Through an automatic debit investment mechanism, you can allocate a certain amount of funds periodically according to your plan. This approach helps build the habit of saving consistently and purposefully. This feature offers several conveniences, including:

1. Set Your Own Goals
   

   You can set your own emergency fund target. This way, the target amount can be adjusted based on your calculations and individual financial situation.

2. Simulations & Automatic Calculations
   

   Once you’ve set your target, you’ll immediately receive an estimate of the required deposit amount and the time needed to reach it. This information helps give you an idea of the steps you need to take to achieve your goals.

3. Product Recommendations Based on Risk Profile
   

   The system provides recommendations for investment or savings instruments that best align with your goals and risk profile. This allows you to consider product options based on your financial objectives and individual risk profile.

4. Diverse Investment Product Options
   

   You can choose from a variety of investment products based on your personal preferences to build an emergency fund.

With these features, the process of preparing an emergency fund can be approached in a more structured way from setting a target to allocating funds on a regular basis.

Start Building an Emergency Fund Based on Your Financial Situation

There’s no set amount for an emergency fund that applies to everyone. The amount you need is highly personal and depends on your marital status, the number of dependents, and the stability of your income.

To help you build a strong financial cushion, take advantage of the Manage Financial Plan feature in 360 Digital Wealth on the M2U ID App. From setting goals and running simulations to choosing automatic-debit investment products that match your risk profile, everything can be done easily in a single app.