Office Distress and Conversion: Where We Stand

Introduction

Office is where the commercial real estate downturn actually concentrated. While most property types stabilized through 2025, office delinquencies kept climbing: the delinquency rate on office loans inside CMBS pools hit an all-time high of 12.34% in January 2026 before easing slightly to 11.20% in February. Roughly $25 billion of CMBS loans now sit past maturity with no repayment, liquidation, or formal extension, a backlog not seen since the cleanup after 2008. Against that grim backdrop, a genuine relief valve is finally scaling: office-to-residential conversions reached a record in 2025. Understanding where office stands means weighing both at once, a slow-burning distress problem and a conversion solution that works, but only on a fraction of the buildings that need it.

The headline maturity figures are large but not, by themselves, the crisis. Around $875 billion of commercial mortgages mature in 2026, actually down about 9% from the $957 billion due in 2025. The problem is concentration: about 17% of office loan balances come due in 2026, and office is the sector least able to refinance. More than $21.3 billion of CMBS office loan balances come due through the end of 2026, and over half of the roughly $100 billion in securitized mortgages maturing in 2026 are unlikely to pay off on schedule.

The record delinquency is not an abstraction; it is a handful of large loans going bad at once. Trepp attributed the January 2026 spike partly to two big Manhattan loans moving to delinquency: the $705 million CMBS loan on Worldwide Plaza, the 2-million-square-foot tower owned by SL Green and RXR, whose owners missed a $2.9 million interest payment and part of the property-tax bill in December before lenders filed a $940 million foreclosure suit; and the roughly $835 million loan on One New York Plaza. When single loans of that size flip, they move the national delinquency rate by basis points on their own, which is why the office series has climbed in lumps rather than a smooth line.

Maturity Default

A maturity default occurs when a borrower cannot repay or refinance a loan at its scheduled maturity date, even if it has kept current on monthly payments. It is the dominant form of office distress this cycle: the building still generates some cash, but not enough value to support a new loan, so the loan simply cannot be paid off when it comes due.

The deterioration among already-matured loans is severe. Of office loans that matured before 2026 and still carry balances, 83.7% are delinquent and 92.7% are in special servicing, the workout process detailed in CMBS special servicing and workouts. The root cause is simple and structural: tenancy never recovered from the permanent shift to hybrid work, so net operating income cannot support the debt that was underwritten in a different era. The mechanics of how these situations get resolved, from modifications to note sales to foreclosure, run through office distress workouts and restructurings.

For three years, observers have predicted an office crash that has not quite arrived, and the reason is instructive. Lenders have overwhelmingly chosen to extend and modify rather than foreclose, because crystallizing a loss forces a writedown and floods the market with assets nobody wants to price. The result is a slow grind rather than a cliff.

The practical implication is that office distress is a multi-year story, not a single event. Assets are repricing toward levels where new buyers can make the math work, often at fractions of prior valuations, and the volume of distressed sales and recapitalizations will stay elevated well beyond 2026. For bankers, that steady flow of workouts, note sales, and recapitalizations is itself the business: office has become one of the most active sources of special-situations mandates in real estate.

The single most important fact about office in 2026 is that "office" no longer behaves as one market. National vacancy hit a record 18.2% in January 2026, but that average hides a widening split between trophy space that is thriving and commodity space that is dying. The top of the market has, by most measures, already recovered.

The evidence is striking. Trophy and Class A assets in prime locations carry vacancy roughly 500 basis points below the market average, and in 2025 trophy buildings captured about 55% of all leasing activity despite representing a small share of total supply. Midtown Manhattan Class A rents now sit about 6% above their pre-pandemic level, and brokers report all-time-high rents on the best buildings in Miami, New York, and San Francisco. Manhattan leasing reached 39.8 million square feet in 2025, the highest annual total since 2019, and four-quarter rolling net absorption turned firmly positive, the strongest since the pandemic. Physical attendance climbed back to roughly 70% of pre-2020 levels by late 2025, with New York and Miami nearing full recovery. None of that looks like a sector in crisis.

Flight to quality

The migration of office tenants from Class B and C buildings into Class A and trophy space, often at similar or higher rents, in exchange for better amenities, location, and efficiency. It is the defining demand pattern of the post-pandemic office market, and it is why record-low vacancy at the top can coexist with record distress at the bottom.

The crisis is entirely at the bottom. Commodity Class B and C office, in the wrong locations with dated systems, is where the 12.34% CMBS delinquency rate and the past-maturity backlog actually live. Tenants are not shrinking their office use so much as trading up: the flight to quality means a company leaving a tired Class B tower for a smaller, better-amenitized Class A floor signs a healthy lease and empties a building that may never re-tenant. The same demand that sets records at the top hollows out the middle and bottom.

For a banker, the bifurcation is the whole story: a single "office" number, whether vacancy, delinquency, or price, is almost useless, because the asset's tier determines whether it is a recovering investment or a workout. The distress pipeline and the leasing recovery are unfolding in the same sector at the same moment, to different buildings.

The other question a current-state read has to answer is where the losses land, because office debt is not held in one place. It splits mainly between the CMBS market, where the 12.34% delinquency rate and the past-maturity backlog are visible loan by loan, and bank balance sheets, where the exposure is larger but far less transparent. The two behave differently in distress: CMBS losses are crystallized through the special-servicing and workout process and disclosed to bondholders, while bank losses are managed quietly through extensions and provisions.

The bank exposure is concentrated in exactly the institutions least able to absorb it. Commercial real estate makes up roughly 44% of regional banks' total loans, against about 13% at the largest banks, and a meaningful slice of that is office. With nearly $1 trillion of CRE loans maturing in 2026 and about a fifth of it office-related, analysts expect regional-bank loan-loss provisions to keep rising through the year. Several lenders, including M&T, Regions, and Citizens, have been actively shrinking their office books, which both realizes losses and removes a source of refinancing for the very borrowers facing maturity, tightening the squeeze.

This is also why the resolution is gradual. As long as lenders can carry the loans, distress converts into a steady pipeline of workouts and discounted sales rather than a sudden flood, which is precisely the dynamic the distressed buyers are now positioned to exploit.

Two forces are quietly tightening the market for good office even as the distressed inventory clears. The first is the return-to-office push, which moved from patchwork to mandate in 2025. JPMorgan ordered its roughly 317,000 employees back five days a week early in the year, Amazon's five-day mandate took effect in January 2025 and remains in force, and by mid-2025 about 54% of Fortune 100 employees were subject to five-day requirements, up from just 11% a year earlier. That shift feeds directly into the leasing recovery at the top of the market, because companies bringing people back full-time need real space and overwhelmingly want it in the best buildings.

The second force is supply, and the turn is historic. For the first time since at least 2000, more office space is being removed from the US market than added. Developers took roughly 23.3 million square feet off the market in 2025, about 12.8 million through conversions and 10.5 million through demolitions, while the construction pipeline collapsed to 18.6 million square feet, down 86% from its 2020 level. Office inventory is, in aggregate, shrinking.

The two forces reinforce each other. Mandated return-to-office lifts demand for quality space at the same moment that conversion and demolition shrink the supply of it, which is why the best buildings are already tightening while the worst are removed from the inventory entirely. For a banker, the implication is that the office recovery is not a rising tide; it is a sorting process, in which demand concentrates into a shrinking pool of viable buildings while the rest is repriced, repurposed, or razed.

The most discussed escape route is converting obsolete office into housing. The activity is real and accelerating: conversion starts grew from 1.6 million square feet in 2023 to 3.3 million in 2024, with an additional 8.8 million square feet proposed beyond 2025. Office-to-apartment conversions reached a record of roughly 70,700 units in 2025, up from just 23,100 in 2022, a 206% surge.

Adaptive Reuse

Adaptive reuse is the conversion of a building from its original purpose to a new one, most commonly office to residential, while retaining the core structure. It avoids demolition cost and can move faster than ground-up development, but only works where the existing floor plate, window lines, and mechanical systems suit the new use.

But the economics are unforgiving, and this is the part candidates often miss. Conversion costs typically run $250 to $650 per square foot depending on structural complexity, and the deal only pencils if the building is acquired at the right basis, generally below about $300 per square foot. Many office towers physically cannot convert at all: deep floor plates leave interior space with no windows, and plumbing and elevator cores were never designed for residential density. The detailed underwriting of which buildings work and at what price is the subject of office-to-residential conversion economics.

Conversion is concentrated in a few cities, and it is overwhelmingly policy-driven. New York City is the epicenter, with nearly 16,400 units in the conversion pipeline, up 97% year over year, catalyzed by the 467-m tax exemption enacted in 2024, which grants property tax relief in exchange for reserving 25% of units as income-restricted housing. The City of Yes zoning reforms and the 2025 lifting of the floor-area-ratio cap further widened eligibility. Washington, D.C. ranks second, with about 8,500 converted apartments under construction, up 30% year over year.

The marquee projects show the model at full scale, and one developer, RXR, sits behind most of them:

That a single developer can run several nine-figure conversions at once, with construction debt from Apollo and tax equity from JPMorgan stepping in to fund them, is the clearest sign the activity has graduated from pilot to playbook. The 55 Broad recapitalization shows the other end of the cycle too: capital is now chasing stabilized, post-conversion residential assets, not just the distressed office that feeds them.

The geographic concentration is itself a tell. Conversion thrives where zoning is flexible, residential rents are high enough to justify the cost, and incentives exist, which is why a handful of dense urban cores dominate the activity while most of the country's distressed office sits in suburban and secondary markets with no conversion path at all. A vacant suburban office park with a low residential rent ceiling and no local subsidy is a candidate for demolition or deep-discount sale, not adaptive reuse, which is precisely why national conversion totals will stay modest even as the activity grabs headlines in New York and Washington.

The flip side of distress is opportunity, and 2025 was the year capital began to move on it in size. Distressed office investment volume topped $4.3 billion, the busiest year in a decade, with 168 properties trading, up roughly 31% on 2024, while a further $5.2 billion of office changed hands through foreclosure and bankruptcy auctions. Early 2026 has run ahead of that pace. After three years of buyers and sellers staring across a bid-ask gap too wide to cross, prices have finally reset far enough for deals to clear.

The discounts are extraordinary. Downtown towers that once carried nine-figure valuations have traded at a small fraction of prior levels, with some Chicago office selling for under $30 per square foot and assets in Denver and Washington changing hands at prices unthinkable a decade ago.

Early 2026 produced a run of headline resets:

Each of those prints resets an entire submarket's comparables, and several of the buyers, Madison among them (it has also picked up 123 Mission Street, 600 Battery Street, and the Crocker Galleria), are deliberately assembling discounted portfolios rather than catching a single falling knife.

The buyer base is mostly private capital, which accounted for about 55% of office transactions, and it splits into two camps. Conversion specialists pair a discounted purchase with a residential redevelopment plan, buying only the buildings whose floor plates and basis make the math work. Pure opportunistic investors make a different bet: that a well-located building bought cheaply enough will benefit when leasing, pricing, and financing eventually normalize, regardless of whether it ever converts. Both are long-term bets on a reset basis rather than speculation on a quick rebound, and both depend on having bought low enough that the asset works even if the office recovery stays confined to the trophy tier. For a banker, this is the live deal flow: sourcing the distressed sales, advising the lenders and special servicers disposing of assets, and recapitalizing the buyers who are catching the falling knife on purpose.

Between a maturing loan the borrower cannot refinance and an outright foreclosure sits a layer of rescue capital that has become central to how office distress actually resolves. When a building's value has fallen below its debt but the sponsor still believes in the asset, fresh money can come in as preferred equity or a mezzanine piece, recapitalizing the deal so the senior loan can be partly paid down or extended without a forced sale. That capital prices the risk steeply, often demanding low-to-mid-teens returns and meaningful control, because it is plugging the hole that collapsed values left in the capital stack. The same A/B note splits, discounted payoffs, and maturity extensions that define office workouts and restructurings are the tools that let a lender share the pain rather than seize the keys.

Rescue capital

Fresh preferred equity or mezzanine debt injected into an over-leveraged deal to recapitalize it, typically priced at low-to-mid-teens returns with significant control rights. It sits between the senior loan and the original sponsor's equity, plugging the gap that falling values opened, and it lets a maturing loan be paid down or extended without a forced sale.

The arithmetic is brutal but clarifying. A tower financed at a 5% cap rate in 2021 that now trades to a 9% or 10% cap has lost a large share of its value, so a loan that looked conservative at origination can sit far above the building's worth at maturity. Rescue capital steps into that gap: it is expensive and dilutive for the borrower but preserves the option to recover if the building re-leases, and for the lender it defers a loss it might otherwise have to crystallize at once. The deeper the value reset, the larger the gap and the more expensive the capital that fills it.

This multi-party negotiation, among the senior lender, the existing sponsor, and the new money, is precisely the special-situations advisory that office distress generates in volume. Structuring the recapitalization, sourcing the rescue capital, and brokering the split of pain and control across the stack is steady, technical work, and it is why office has kept restructuring desks busy even in a market where outright sales were, until recently, scarce.

The honest answer is slowly, and not all at once. The past-maturity backlog and the bank-held losses are being worked off gradually rather than crystallized in a single reckoning, so the distressed-sale pipeline that hit a decade high in 2025 is likely to stay elevated through 2026 and beyond rather than spike and subside. The clearing is really three processes running in parallel at different speeds: the trophy tier has effectively already recovered, the genuinely obsolete stock is being removed through conversion and demolition, and the large middle, buildings that are neither prime nor hopeless, is the slow grind, repricing tower by tower as each discounted comparable sale forces the next markdown. The variable that would accelerate everything is interest rates: a meaningful decline would lift values, ease refinancing, and let more buildings clear without a loss, while higher-for-longer rates extend the workout. Until then, the safest read is that office distress is a multi-year clearing event, with the headline numbers improving at the top long before they improve in the aggregate.

Putting the two halves together produces a sober conclusion. Conversion is genuinely scaling, but even a record 70,700 units is a rounding error against the hundreds of millions of square feet of struggling office stock nationally. The majority of distressed office will not convert, because it is in the wrong location, has the wrong physical structure, or cannot be bought cheaply enough to pencil. It will instead reprice to clearing levels, change hands at steep discounts, or in some cases be demolished, the bifurcation traced in the US office market's structural transition.

Where office sits in the broader recovery, still at the bottom and splitting sharply between recovering prime and recessionary commodity space, is mapped in cycle positioning across sectors. Office has, in 2026, found a floor in process rather than in price: the workouts, conversions, and repricings are all underway, but the sector still faces years of adjustment before the distressed inventory clears.