Can You Do a 1031 Exchange with a Mixed-Use Property?

A 1031 exchange is one of the most powerful tax-deferral strategies available to real estate investors. It allows you to sell an investment property and reinvest the proceeds into another qualifying property, while potentially deferring capital gains taxes.

But what happens when your real estate isn’t clearly “commercial” or “residential”? Many investors own mixed-use properties, such as a building with retail on the ground floor and apartments above, or a storefront with a small office space attached.

So the big question is: Can you do a 1031 exchange with a mixed-use property? The short answer is yes, often you can, as long as the property meets certain IRS guidelines and you structure the exchange properly.

Let’s break it down.

What Counts as a Mixed-Use Property?

A mixed-use property typically includes two or more different property uses within the same structure or parcel. Common examples include:

A building with shops or restaurants on the first floor and apartments above
A property with a warehouse connected to office suites
A structure where one portion is used as a rental unit, and another portion is used for business operations
A small commercial space with a residential unit in the back or upstairs

Mixed-use properties are popular because they can provide diverse income streams and reduce risk by appealing to both residential and commercial tenants.

Does a Mixed-Use Property Qualify for a 1031 Exchange?

Yes, a mixed-use property can qualify for a 1031 exchange if it is held for:

Investment purposes, or
Use in a trade or business

The most important rule is that the property cannot be primarily for personal use. In other words, if you live in it as your main home, it generally won’t qualify (or may only partially qualify depending on how it’s used).

Investment or business use is the key requirement

The IRS doesn’t focus as much on whether a property is “commercial” or “residential.” Instead, the real issue is how the property is used.

If your mixed-use property is generating income through tenants, leases, or business operations (and it’s not a personal residence), then it can typically qualify for 1031 exchange treatment.

What Does “Like-Kind” Mean for Mixed-Use Properties?

One of the biggest misconceptions about 1031 exchanges is that the replacement property must be the “same type” of property.

In reality, like-kind is very broad when it comes to real estate. Generally, most U.S. investment real estate is considered like-kind to other U.S. investment real estate.

That means you can often exchange a mixed-use property for:

Another mixed-use property
A retail plaza
An apartment building
Industrial property
Office space
Land held for investment

Mixed-use to single-use exchanges are allowed

You don’t necessarily have to replace a mixed-use property with another mixed-use property. For example, you could sell a building with commercial + residential units and reinvest into a single commercial building or a multi-family property.

As long as both properties are held for investment or business use, the exchange may qualify.

What if Part of the Property Is Personal Use?

This is where things can get tricky and it’s one of the most important considerations in mixed-use exchanges.

If you have a mixed-use property where:

One unit is rented out, and
You live in another unit

…the exchange may be only partially eligible, or it may require additional planning.

The personal residence portion may not qualify

Generally, the IRS does not allow 1031 exchanges for property held primarily for personal use. That means the portion you live in could be treated differently than the income-producing portion.

In some cases, you may be able to:

Exchange the investment portion, and
Recognize taxable gain on the personal-use portion

Because the tax outcome depends heavily on your exact situation, this is a good time to work with an experienced 1031 exchange and tax professional.

How the IRS Views Mixed-Use Properties in a 1031 Exchange

The IRS tends to look at mixed-use properties in a practical way. They usually focus on:

Whether the property was held for investment/business use
Whether the taxpayer’s intent supports investment intent
Whether the replacement property is also held for investment/business
How the property is documented and reported

Documentation matters more than people think

If you want a smoother exchange, be ready to show that your property is truly an investment property. Helpful documentation may include:

Leases and rental agreements
Rent rolls and tenant payment history
Accounting records showing rental income/expenses
Depreciation schedules
Business licensing (if applicable)

Clear records can help strengthen your position if the IRS ever questions how the property was used.

Common Challenges with Mixed-Use 1031 Exchanges

Mixed-use exchanges can absolutely work but they often come with extra moving pieces. A few common challenges include:

Allocating value between property components

For example, if your property has:

60% commercial space value
40% residential space value

…that allocation may matter, especially if any portion is personal use. Investors should be mindful of appraisals, reporting, and how the transaction is structured.

Financing complications

Some lenders treat mixed-use properties differently than single-use properties. This can impact:

Loan terms
Down payment requirements
Interest rates
Underwriting guidelines

Since 1031 exchanges involve strict deadlines, it’s smart to line up financing early.

Timing and deadlines

Just like any 1031 exchange, the IRS deadlines are strict:

45 days to identify replacement properties
180 days to close on the replacement property

Missing these deadlines can disqualify the exchange, so having the right support team matters.

Tips to Successfully Complete a 1031 Exchange with a Mixed-Use Property

If you’re planning a mixed-use exchange, here are smart ways to reduce risk and stay compliant:

Work with a qualified intermediary early

A 1031 exchange requires a Qualified Intermediary (QI) to hold the proceeds during the exchange. You cannot touch the funds directly, or the exchange can be disqualified.

Confirm the property is investment/business use

The safest strategy is when the property is clearly income-producing, with well-documented rental or business use.

Choose replacement property wisely

Remember: to fully defer taxes, you generally want to:

Buy a replacement property of equal or greater value, and
Reinvest all net proceeds

Otherwise, you may trigger taxable “boot.”

Final Thoughts: Yes, Mixed-Use Properties Can Work in a 1031 Exchange

So, can you do a 1031 exchange with a mixed-use property? In many cases, yes. Mixed-use properties can qualify as long as they’re held for investment or business purposes and meet standard 1031 rules.

However, the details matter, especially if any portion of the property is used personally or if you need help navigating allocations and documentation.

Ready to Start Your 1031 Exchange?

If you’re considering a 1031 exchange involving a mixed-use property, it’s important to work with experts who understand how to protect your tax-deferral strategy and keep your transaction compliant.

Contact Four Springs Capital Markets, LLC to connect with a team that can help you navigate your next real estate move with confidence.