Commercial bridge loans are short term loans secured by commercial real estate: retail centers, office buildings, industrial space, and larger apartment buildings. They carry a property through a period when it does not yet qualify for long term financing, and they are paid off when it does, usually by a permanent loan or a sale.
That is the direct answer. The more useful answer, if you invest in houses and small rentals, is knowing whether your deal is actually commercial at all. A lot of investors search for a commercial bridge loan when what they need is a residential investor bridge loan, and the two are underwritten differently enough that applying to the wrong kind of lender costs real time.
I lend on residential investment property, not commercial, so this guide is written from the residential side of that line. It explains what a commercial bridge is, how it differs from what I do, and how to tell which one you need.
What is a commercial bridge loan?
The word bridge describes the job, not the property. A bridge loan covers the gap between where a property is today and where it needs to be to qualify for cheaper, longer debt.
In commercial real estate, that gap is usually about income. A permanent lender on a commercial property wants to see stable, documented net operating income that covers the payment with room to spare. A property that is half vacant, mid-renovation, or leased at below-market rents cannot show that yet. The bridge lender finances the period in between, on the strength of a plan to raise the income.
Typical situations:
- Lease-up. A building with too much vacancy to qualify for permanent debt, bought with a plan to fill it.
- Value-add renovation. Upgrading units or space so the property commands higher rents.
- Repositioning. Changing how a property is used or who it is leased to.
- Timing. Buying quickly, or refinancing a maturing loan, before permanent financing can be arranged.
The exit is the whole point. A commercial bridge loan is underwritten against the permanent loan or sale that is supposed to pay it off, so the lender cares as much about whether the plan reaches that exit as about the property on day one.
How commercial bridge loans differ from residential investor bridge loans
Both are short term, both are usually interest only, and both are paid off by a refinance or a sale. The differences are in what gets underwritten and how much work the file takes.
Underwriting on income and the business plan
A commercial bridge lender is underwriting a business. The questions are about the rent roll, the operating expenses, the leases and their terms, the tenant mix, the market rents, and how realistic the plan is to move net operating income from today's number to the stabilized number. The sponsor's track record running that type of property matters a great deal.
A residential investor bridge is narrower. On a flip, the questions are the purchase, the rehab scope and budget, and what the finished house will sell for. On a BRRRR, it is the same rehab plus what the property will rent for and whether that rent supports the refinance. The asset is a house or a small rental, and the underwriting follows that.
Size and timeline
Commercial bridge loans tend to be larger, because the properties are larger. The terms are usually longer too, often measured in a year or more with extensions, because leasing up a building or completing a value-add program takes longer than renovating a house. Closing generally takes longer as well, since there is more to review.
Residential investor bridges are built around one project with a shorter horizon. The comparison of bridge loans and hard money covers how those two terms overlap on the residential side.
Third party reports
Commercial lenders commonly require more outside reports before closing. An appraisal is standard. Many also require an environmental review, often a Phase I environmental site assessment, and a property condition report on the building's systems. Depending on the property, there may be others. Each report takes time and costs money, and both land before the loan closes.
A residential investor loan typically relies on a valuation of the house and the rehab budget, without the full set of commercial reports. That is a large part of why it can move faster.
Who uses commercial bridge loans?
Mostly operators and sponsors who buy and run commercial property: apartment syndicators taking on a larger building, owners repositioning a strip center, a buyer of industrial space that needs work before a long term tenant signs. Businesses sometimes use them to buy or refinance the property they operate from. The common thread is a property whose value depends on income it does not yet produce.
If you buy single family houses, duplexes, or small rentals to flip or hold, that is usually not you, even when the deal feels big.
Where is the line between residential and commercial lending?
This is the question I would ask before anything else, and the honest answer is that it varies by lender and program.
A common convention in residential mortgage lending treats one to four unit properties as residential, and larger apartment buildings as a separate, multifamily or commercial category. Fannie Mae's guidelines, for example, cover one to four unit properties under residential and handle larger buildings through a separate multifamily program. But private and investor lenders set their own boundaries. Some programs treat certain small multifamily or mixed use properties as residential, others send them to a commercial desk, and the rules change with the lender.
Property use matters as much as unit count. A storefront, an office suite, or a building with commercial tenants usually pushes a file toward commercial underwriting regardless of size. So the safe approach is to ask the specific lender how they classify your specific property before you spend time on an application.
What I lend on instead
I lend on residential investment property, not commercial. Every loan I make is for investment property, never owner occupied, and closes in an LLC. If you are a residential investor, these are the programs that fit:
- Fix and flip. Fix and flip loans cover the purchase and the rehab in one facility, with rehab paid in draws that reimburse completed work. A written term sheet comes within 24 to 48 hours of a complete file, and closing takes 5 to 10 days subject to title.
- BRRRR. A bridge to buy and renovate, then a DSCR refinance from the same lender, lined up before the bridge closes. The BRRRR loan page walks through it.
- DSCR. DSCR loans qualify on the property's rent rather than your tax returns or W2s, for purchase or refinance of a rental.
- Rental portfolio refinance. A single closing across several rental doors. The portfolio refinance page explains how it works.
- Ground-up construction. Land and vertical construction financed together, for building new residential investment property.
Rates, leverage, and terms on every one of these are set per deal and stated in your written term sheet, not published as a range.
If a property sits near the residential and commercial line, whether because of its unit count, a commercial space on the ground floor, or how it is zoned, ask me before you apply. I will tell you plainly whether it fits what I do. If it does not, you will know quickly and can take it to a commercial lender without having lost weeks.
Before you go looking for a commercial bridge
Run this short check first:
- What is the property? Count the units and note any non-residential space.
- What is the plan? A flip, a rehab and hold, or a lease-up of a larger building lead to different products.
- What is the exit? A sale, a DSCR refinance, or permanent commercial debt.
- Who classifies it? Ask the lender you are considering how they treat this property type, in writing if you can.
As an investor I have bought, renovated, sold, and held property myself, and the mistake I would most want to help someone avoid here is spending a month preparing a commercial package for a deal that a residential investor lender would have reviewed in a day or two. Get the classification right first, and the rest of the financing conversation gets much shorter.
If your deal is a residential investment property, send it over through the application with the address, the plan, and your numbers, and I will come back with a written read on it.