Understanding the Relationship Between Interest Rates, Cap Rates, and Apartment Values

Over the past several years, commercial real estate investors have experienced one of the most significant shifts in market dynamics in recent history. Apartment fundamentals have remained relatively resilient, with occupancy holding steady in many markets and rents continuing to grow, albeit at a slower pace. Yet despite these healthy operating metrics, multifamily property values have declined by 5% to 17% year over year over the past several quarters, depending on the period measured, despite relatively resilient operating fundamentals. The primary driver has not been weaker property performance, but rather the rapid increase in interest rates and the resulting expansion in capitalization rates.

From 2020 through early 2022, historically low interest rates fueled one of the strongest investment environments multifamily has ever seen. Inexpensive debt allowed buyers to finance acquisitions at exceptionally attractive rates, increasing purchasing power and compressing cap rates to historic lows. At the same time, institutional capital poured into the sector, creating intense competition and pushing apartment valuations to record highs across much of the country.

As inflation accelerated, the Federal Reserve responded with one of the fastest interest rate hiking cycles in decades. Financing costs increased substantially, changing acquisition economics almost overnight. When debt becomes more expensive, buyers can no longer justify paying the same prices for an asset unless its income increases proportionally. To achieve their required returns, investors demand higher capitalization rates, which naturally translates into lower property values. This relationship has played out across nearly every commercial real estate sector, even for apartment communities that continue to perform well operationally.

One of the most common misconceptions is that lower interest rates will immediately lead to higher property values. While declining borrowing costs certainly improve acquisition economics, cap rates are influenced by much more than interest rates alone. Investor sentiment, lender underwriting standards, transaction volume, operating expense growth, new supply, and expectations for future rent growth all play a meaningful role in determining how assets are valued. As a result, cap rates often move more gradually than interest rates, particularly following periods of economic uncertainty.

For investors, this reinforces the importance of focusing on what can be controlled. Properties that maintain strong occupancy, effectively manage operating expenses, minimize bad debt, and execute strategic capital improvements are generally better positioned to outperform regardless of where interest rates move next. As market appreciation becomes less predictable, active asset management has become one of the largest drivers of long-term investment performance.

While the interest rate environment will continue to influence apartment valuations, disciplined operations remain the foundation of successful multifamily investing. Investors who understand the relationship between financing costs, cap rates, and operational execution will be better equipped to navigate changing market conditions and capitalize on opportunities as they emerge.

(Sources: National Multifamily Housing Council (NMHC)

Federal Reserve Economic Data (FRED)

Federal Reserve Board

CBRE U.S. Multifamily Market Reports

Berkadia Research & Insights

MSCI Real Capital Analytics (RCA) Transaction Data)