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Investor Guide

Apartment Buildings for Sale: Where Deals Are Found and How to Screen Them

Apartment buildings for sale are found in five places: listing platforms, commercial brokers, owners contacted directly, off-market networks, and auctions or bank-owned (REO) sales. Most of the real work happens after you find one, when you decide in a few minutes whether it deserves a full underwrite. This guide is for investors shopping for a multifamily property for sale, whether you plan to buy a building yourself or are weighing passive investing instead. It covers where the inventory comes from, a fast screening routine, the pro forma tricks to watch for, and a side-by-side screen of two listings with the math worked out.

In This Guide: Five sources of apartment deals · Screen on the actual T-12, not the pro forma · Price per unit, cap rate, DSCR in minutes · Worked screen of two listings · Buying alone vs investing passively

By Skyline Capital Investments · · 7 min read

Where are apartment buildings for sale actually listed?

Most apartment buildings for sale come through one of five channels, and each one gives you a different mix of price, competition and information. Listed deals are easy to find and hard to win. Off-market deals are hard to find and often come with thinner paperwork. Knowing which channel a deal came from tells you a lot about how to approach it.

Small buildings of 5 to 20 units trade through a wider mix of channels than large complexes. Institutional-size apartment complexes for sale are almost always marketed by a commercial brokerage team with a formal offering memorandum and a bid deadline.

SourceWhat you find thereCompetitionMain catch
Commercial listing platformsBroker-marketed buildings with photos, asking price and an offering memorandumHigh: every buyer sees the same listingPricing often already assumes the seller’s best-case numbers
Commercial brokersPocket listings and early looks before a deal hits the platformsModerate: shared with the broker’s active buyersBrokers call buyers who have closed before, so new buyers wait in line
Direct to ownerOwners who haven’t decided to sell until you askLowSlow, high volume of outreach for each deal that moves
Off-market networksDeals passed between investors, lenders, attorneys and property managersLow to moderateLess vetting; you may get a rent roll and nothing else
Auctions, REO and distressed salesForeclosures, note sales, receivership and bank-owned buildingsVariesLimited inspection, as-is terms, short closing windows

What does off-market multifamily really mean?

An off-market multifamily deal is a building that’s for sale, or could be, without being publicly listed. The owner may want privacy from tenants and staff, may be testing a price quietly, or may not have planned to sell until someone called with a clean offer.

Off market doesn’t mean cheap. Some owners only sell quietly because they want a price the open market won’t pay. The advantage is less competition and more room to shape terms, like seller financing, a longer closing for a 1031 exchange, or an installment sale that spreads the seller’s tax.

The usual ways investors find off-market multifamily are mailing and calling owners from county records, staying close to property managers and lenders who know which owners are tired, and asking estate and probate attorneys about inherited buildings. Our seller guide on selling an apartment building off market covers the same process from the owner’s side.

How to screen an apartment building listing in ten minutes

Screen every multifamily property for sale on four numbers before you spend real time on it: price per unit, cap rate on the actual trailing 12 months (T-12), what the rent roll says about in-place rents, and DSCR at a realistic loan. If a deal fails two of the four, move on.

  • Price per unit: divide the asking price by the number of units and compare it with recent sales of similar buildings in the same submarket. It’s crude, but it catches deals priced far out of line.
  • Cap rate on the T-12: divide the actual net operating income (NOI) from the last 12 months by the asking price. Use the cap rate calculator, and ignore the broker’s cap rate until you’ve rebuilt the NOI yourself.
  • Rent roll: check occupancy, how many units are below market, lease end dates and any concessions. A rent roll dated last week should match the income on the T-12.
  • DSCR: estimate the loan, its payment and divide NOI by annual debt service. The DSCR calculator does it in seconds. Many lenders want 1.25 or more, so a thin ratio means a smaller loan and a bigger check from you.
  • Expense ratio: divide total operating expenses by total income. A ratio far below what similar buildings run usually means something is missing, such as management, repairs or a reassessed property tax.

Red flags in marketed apartment deals: pro forma vs actual

The biggest red flag in a marketed deal is a price set on pro forma income that the building has never produced. A pro forma is the seller’s projection of what the building could earn, and a T-12 is what it did earn. Price the deal on the T-12 and treat any upside as something you’ll have to pay for and execute yourself.

Watch for a handful of common moves. Each one makes NOI look bigger than it is.

  • Market rents applied to every unit, including tenants on long leases or in rent-controlled units.
  • Vacancy shown at a few percent when the rent roll shows more empty units than that.
  • No management fee because the owner self-manages. You’ll pay one, so add it back. Our guide to property management fees shows typical structures.
  • Property taxes based on the seller’s old assessed value. Many counties reassess on sale, so taxes can jump after you buy. Check the county’s rules and our property tax calculator.
  • Repairs and maintenance cut to almost nothing, or big repairs moved below the NOI line as “capital” items.
  • Other income, like utility billing or parking, that started a month ago and is shown as if it’s been collected all year.

Worked example: screening two apartment listings

Here are two listings screened side by side, using the same loan assumptions for both: 70% loan-to-value, 6.5% interest, 30-year amortization. Listing A is a 24-unit building marketed at a 6.5% cap rate. Listing B is a 16-unit building with no pro forma at all, just a T-12 and rent roll.

Listing A’s 6.5% cap rate comes from pro forma NOI of $234,000. Its actual T-12 shows $384,000 of income and $199,680 of expenses, so actual NOI is $184,320. On the $3,600,000 asking price that’s a 5.12% cap rate. A 70% loan of $2,520,000 has a monthly payment of about $15,928, or $191,137 a year, so DSCR is 0.96. The building doesn’t cover its own debt at that loan size.

Listing B shows $268,800 of income and $129,024 of expenses on its T-12, for NOI of $139,776. On a $1,920,000 asking price that’s a 7.28% cap rate. A 70% loan of $1,344,000 costs about $8,495 a month, or $101,940 a year, so DSCR is 1.37.

ScreenListing A (24 units)Listing B (16 units)
Asking price$3,600,000$1,920,000
Price per unit$150,000$120,000
Marketed cap rate6.5% (pro forma)None given
T-12 income$384,000$268,800
T-12 expenses$199,680 (52.0%)$129,024 (48.0%)
Actual NOI$184,320$139,776
Cap rate on actual NOI5.12%7.28%
70% loan$2,520,000$1,344,000
Annual debt service$191,137$101,940
DSCR0.961.37
Largest loan at 1.25 DSCR$1,944,095$1,474,272

What the two-listing screen tells you

Listing B earns a full underwrite and Listing A doesn’t, at least not at its asking price. At a 1.25 DSCR, a lender would size Listing A’s loan to about $1,944,095, which is 54% of the price. The buyer would need $1,655,905 of equity before closing costs, and would be paying a 5.12% cap rate for the privilege.

To buy Listing A at a 6.5% cap rate on what it actually earns, the price would be about $2,835,692. That’s the number to bring to the conversation, along with a plan for how the pro forma rents could be reached. Listing B still needs its rent roll checked against the T-12, a property tax reassessment check and an inspection, but it passes the first cut.

Buying distressed and bank-owned apartment buildings

Distressed and bank-owned apartment buildings can be bought below the price of a stabilized building, but the discount is usually payment for problems you inherit. Expect deferred maintenance, high vacancy, code violations and sometimes tenants who haven’t paid in months.

REO sales and foreclosure auctions often come with as-is contracts, limited access for inspections and short closing windows, so many buyers use cash or a bridge loan and refinance later. Budget extra for a property condition assessment and a Phase I environmental site assessment, and assume the T-12 is unreliable or missing. Underwrite these buildings on what they’ll cost to fix and what similar stabilized buildings rent for.

How this works for a 5+ unit apartment building

At five units and up, an apartment building is valued and financed as commercial real estate, so income drives the price far more than nearby house sales. That’s why the screen above leans on NOI, cap rate and DSCR. Residential comps barely matter.

Lenders on 5+ unit buildings, including Fannie Mae and Freddie Mac multifamily programs, banks and DSCR lenders, size the loan on the lower of a loan-to-value limit and a DSCR test. Our guide to apartment building loans compares the programs, and how to buy an apartment building walks through the full purchase from offer to closing.

If you’re buying with 1031 exchange money, the clock adds pressure. You have 45 days from selling your old property to identify replacements and 180 days to close, so a fast, honest screen keeps you from naming a building that falls apart in due diligence.

Buying an apartment building yourself vs investing passively

Buying alone gives you control and all of the profit, while investing passively trades control for a smaller check and no landlord work. Neither is better in general. It comes down to your capital, your time and whether you want to run a building.

If you’re finding that the listings you can afford fail the screen, or that winning a good off-market deal takes more time than you have, investing passively in a real estate syndication is the other route. A sponsor finds, finances and operates the building, and you invest as a limited partner. Our guide to passive multifamily investing covers how that works and what to check.

FactorBuy the building yourselfInvest passively in a syndication
Who finds and screens dealsYouThe sponsor
Capital neededFull down payment, closing costs and reservesA minimum investment set by the offering
Loan guarantyUsually you signUsually the sponsor signs
ControlFullVery little; the sponsor decides
TimeOngoing management or managing the managerReading reports and K-1s
Who can do itAnyone who can finance itUsually accredited investors

Hearing about apartment opportunities through Skyline

Skyline Capital Investments buys apartment buildings with five or more units nationwide and screens deals with the same discipline shown above. We can’t list buildings or advertise specific offerings here, because our offerings are made under Rule 506(b), which doesn’t allow general solicitation.

What you can do is join our Investor Network through the form on this page. Members get educational material on how we find and underwrite buildings and hear about opportunities that may fit them. Offerings are made only to eligible investors through offering documents, and most are limited to accredited investors.

Common Questions

Where can I find apartment buildings for sale?

Apartment buildings for sale are found on commercial listing platforms, through commercial brokers, by contacting owners directly, through off-market networks of lenders, property managers and attorneys, and at auctions or bank-owned (REO) sales. Listed deals are easiest to find but draw the most competition. Off-market deals take more legwork and often come with thinner financial records.

What is an off-market multifamily deal?

An off-market multifamily deal is an apartment building sold without a public listing. The owner may want privacy, may be testing a price quietly or may not have planned to sell. Off-market deals usually face less competition and allow more flexible terms, such as seller financing, but they aren’t automatically cheaper and often need more verification.

How do I quickly evaluate an apartment building for sale?

Check four things first: price per unit against recent nearby sales, cap rate on the actual trailing 12-month NOI, what the rent roll shows about occupancy and in-place rents, and DSCR at a realistic loan. If the building fails two of those four, it usually isn’t worth a full underwrite at the asking price.

What is the difference between pro forma and actual NOI?

Actual NOI is what the building earned over the last 12 months after operating expenses. Pro forma NOI is the seller’s projection of what it could earn, often assuming market rents, low vacancy and lower expenses. Price a deal on actual NOI, because any gap between the two is upside you’d have to pay for and achieve yourself.

What is a good price per unit for an apartment building?

There’s no single good price per unit, because it depends on the market, building age, unit size and condition. Use price per unit to compare a listing with recent sales of similar buildings in the same submarket. A building priced far above those sales needs a clear reason, such as a recent renovation or much larger units.

Why does DSCR matter when screening a listing?

DSCR shows whether the building’s NOI covers its loan payments, and lenders use it to size the loan. If a listing’s actual NOI only supports a small loan, you’ll need far more cash to close. In the worked example, a 0.96 DSCR at 70% loan-to-value meant the loan would be cut to about 54% of the price.

Are bank-owned apartment buildings a good deal?

Bank-owned apartment buildings can sell below stabilized prices, but the discount usually reflects problems like vacancy, deferred maintenance or unpaid rent. They’re often sold as-is with limited inspection time and quick closings. They can work for buyers with cash or bridge financing, a reliable renovation budget and experience turning around troubled buildings.

Can I see Skyline’s current deals?

No. Skyline’s offerings are made under Rule 506(b), which prohibits general solicitation, so we don’t list or advertise specific deals. You can join our Investor Network through the form on this page to receive educational material and hear about opportunities. Offerings go only to eligible investors through offering documents, and most are limited to accredited investors.

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