If you are trying to figure out how to get started in real estate investing, house hacking is where I started, and it is still the best way to get started in real estate investing that I know of, especially if you are working with little money down. My husband and I have house hacked six properties and made well over a million dollars tax free doing it, and we used it to jump-start a rental portfolio that now spans nine states.
Let me clear up the biggest misconception first. House hacking does not mean sleeping on your couch, sharing your kitchen with strangers, or living in a shed in the backyard. Here is my simple definition: house hacking is generating income or tax-free profit from a property that you live in or have lived in. That is it. There are 20 or 30 variations, but they all come down to three core strategies.
Strategy 1: House Hack With Tenants
This is the one most people picture. You buy a one-to-four unit property with a low-down-payment owner-occupied loan, you live there for at least a year (that owner-occupancy requirement comes with the loan), and you rent out the rest. The tenants cover most or all of your mortgage, and then you can repeat the process. If you want the full mechanics of these loans, I break them down in how to finance a house hack.
The "rest" can take a lot of forms. It might be the other side of a duplex. It might be a detached accessory dwelling unit (a DADU) or a mother-in-law suite. It might be renting spare bedrooms to friends. Friends of ours bought a hobby farm with a small ADU they list on Airbnb, and that one unit covers 60 percent of their mortgage. Another family bought a 4,000 square foot home with a garage apartment and a mother-in-law suite, lives in 2,600 square feet of it with just one shared wall, and the two rentals cover their entire mortgage. They live completely mortgage free. If you own a lot with room to add a unit, running the numbers on an ADU will tell you if that math works for you before you build.
If your priority is getting your housing payment covered right now, this is the strategy, and the more units you have, the higher your odds of fully covering the payment. That is also why 2-to-4-unit properties are the sweet spot for a first house hack.
Strategy 2: Live-In Flip to Rent
Here you buy a home with low-down-payment owner-occupied financing, live in it for at least a year (fixing it up if it needs work), then move out, rent it, and collect the cash flow. Then you repeat.
It does not have to be a heavy renovation. It can be a property that is perfectly fine as-is that you simply live in for the required year before converting it to a rental. This is exactly how we built early momentum. We were broke but had good credit and jobs, so we would buy a home, live in it a year, move out, and turn it into a rental, over and over.
One family I know bought a 1960s fixer in a great town, did a live-in flip, and now runs it as a short-term rental that covers the full-year mortgage and funds their travels. They recently booked it for a full month at $11,000. Choose this strategy when you care less about covering your payment today and more about owning a cash-flowing rental a year from now. Once you have one, the next question is how to turn that single property into a real portfolio, which I cover in how to build a rental portfolio by house hacking.
Strategy 3: Live-In Flip to Sell
This is the tax-free wealth builder. You buy a home with owner-occupied financing, improve it, and resell it at a higher price. As long as you have lived in it for at least two of the five years before you sell, you can use the Section 121 capital gains exclusion and pay no tax on the gain, up to $250,000 for a single filer and $500,000 for a married couple filing jointly.
This strategy alone has made us over a million dollars tax free. We bought a custom home on acreage out of foreclosure, made modest improvements, and sold it five years later for a $335,000 tax-free profit. Another live-in flip netted $150,000 tax free in two and a half years. The lump sum can go straight into your rental portfolio, or toward paying off debt, or into the bank.
One important rule: you generally cannot use the exclusion if you already claimed it on another home sale within the prior two years. Always confirm your specific situation with your CPA before you count on the tax-free gain.
Why House Hacking Works So Well
The math behind house hacking is hard to beat, and it comes down to two things: you buy with an owner-occupied loan, and you get to live there.
Owner-occupied loans allow far lower down payments than investor loans, sometimes as little as 3.5 or 5 percent, and they carry no prepayment penalty. That is what makes it realistic to invest in real estate with $10k to $20k in many markets rather than the six figures an investor loan would require. You control a valuable, appreciating, income-producing asset while tying up very little cash. And the wealth gap between owners and renters is enormous. National Association of Realtors research has pegged homeowner wealth at roughly 40 times that of renters.
Almost anyone can live in half of a duplex, or in a home they are lightly fixing up, for one year. If you are serious about building wealth, that is a very small price to pay for everything it makes possible. In the next two articles I break down exactly how to finance a house hack in house hacking loans explained and how to turn one into a full rental portfolio in how to build a rental portfolio by house hacking.
Want help running the numbers or getting matched with an investor-friendly agent? Start at Addicted to ROI.
FAQ
Q: What is house hacking in simple terms? A: House hacking is earning income or tax-free profit from a property you live in or have lived in. Most commonly you buy a one-to-four unit home with a low-down-payment owner-occupied loan, live in part of it, and rent out the rest so tenants cover most or all of your mortgage.
Q: Do I have to rent rooms to strangers to house hack? A: No. You can rent the other side of a duplex, a detached unit or ADU, a basement apartment, or rooms to friends. You can also do a live-in flip and never share your space at all. Renting rooms is just one of many approaches.
Q: How long do I have to live in a house hack? A: Owner-occupied loans generally require you to live in the property for at least one year. To claim the Section 121 tax-free gain on a live-in flip you sell, you must have lived there at least two of the five years before selling.
This article is educational and reflects my own experience. It isn't financial, tax, or legal advice. Loan programs and tax exclusions like IRC Section 121 have specific requirements, so confirm the details with a qualified lender and CPA before acting.
