What is IRR?

Discover how understanding Internal Rate of Return (IRR) can empower you to evaluate investment opportunities with precision, optimize returns, and make confident decisions in self-storage and multifamily ventures

January 15, 2025
3
min read

What is IRR?

You’ve heard about internal rate of return (IRR) as a key metric for evaluating potential profitability, but what exactly does IRR mean, and why should you care?

IRR, or internal rate of return, measures the annualized percentage rate of return that an investment generates over a specific period. Unlike straightforward metrics such as ROI, IRR accounts for the time value of money, highlighting how cash flows—both incoming and outgoing—impact your investment’s value over time. This makes IRR particularly useful for comparing investments with different timelines, initial costs, and cash flow patterns.

IRR vs. ROI

When evaluating investments, both IRR and ROI are essential tools, but they serve different purposes:

  • ROI (Return on Investment) measures the total growth of an investment as a percentage of the initial cost. It is calculated using the formula:
    ROI is simple and provides a snapshot of profitability but doesn’t consider the timing of cash flows.
  • IRR (Internal Rate of Return) evaluates the annualized rate of return, factoring in when cash flows occur. IRR provides a dynamic picture of an investment’s performance over time, making it more useful for projects with variable cash flows.

For example, consider two investments:

  1. An upfront investment of $100,000 that returns $150,000 after one year.
  2. The same $100,000 investment returns $150,000 after five years.

Takeaways

Both have the same ROI of 50%, but the IRR differs because the first investment delivers returns faster, making the investment more attractive when considering the time value of money.

ROI is ideal for simple comparisons, while IRR is better suited for assessing investments with complex cash flow structures or extended timelines.

Why IRR Matters

Commercial real estate investments often involve a combination of upfront capital, operating expenses, and variable income from rents. The unique cash flow dynamics in this sector make IRR a powerful tool for determining whether a project aligns with your financial goals.

  1. Evaluating Profitability Over Time: IRR provides a clearer picture of your investment’s growth by factoring in when cash flows occur. Receiving $250,000 in year one holds more value than receiving the same amount in year five, thanks to inflation and opportunity costs.

  2. Decision-Making Made Simple: When comparing multiple self-storage projects, a higher IRR often indicates a more attractive opportunity, assuming similar risk levels.

  3. Identifying Break-Even Points: IRR reveals the discount rate at which your investment’s net present value (NPV) equals zero, helping you assess risk tolerance.

How to Use IRR

Scenario 1: Development Project in Self-Storage

You’re deciding between constructing a self-storage facility and purchasing an existing one. While both options require $1 million upfront, the new development has an IRR of 15%, whereas the acquisition has an IRR of 10%. The higher IRR suggests the development project could offer better long-term value, even if the upfront risk is higher.

Scenario 2: Expansion Decision in Multifamily

Your existing multifamily property is at 95% occupancy, and you’re considering adding another building on the adjacent lot. The expansion costs $2 million and is projected to generate an additional $300,000 annually. By calculating the IRR, you determine whether this incremental investment aligns with your financial objectives and how it compares to other opportunities, such as self-storage projects.

Unlocking the Value of IRR

Understanding and applying IRR equips you with a decision-making framework. Rather than relying on intuition you gain the ability to:

  • Compare diverse opportunities with precision.
  • Optimize resource allocation for maximum returns.
  • Align investment choices with long-term financial goals.

Whether you’re new to self storage investments or a seasoned pro, leveraging IRR can transform how you evaluate opportunities. Ready to see how IRR applies to your next project? Start calculating with an online IRR tool or consult a financial expert to unlock the potential of smarter investments today.

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