Published November 7, 2025

How to Buy a Duplex, Live for Less, and Build Wealth Without Even Trying

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Written by Jillian Savaglio

How to Buy a Duplex, Live for Less, and Build Wealth Without Even Trying header image.

What if you could pay less than rent every month
and build equity at the same time?

Spoiler: You can.

It’s called house hacking, and it's one of the smartest ways to get into real estate without overpaying or overextending yourself. All it takes is one move:
👉 Buy a duplex. Live in one unit. Rent out the other.

Let’s break it down.


🏡 What’s a Duplex and Why Should You Care?

A duplex is a property with two separate living spaces—usually side-by-side or one upstairs, one downstairs. Each unit has its own entrance, kitchen, and bathroom. When you buy one, you become both a homeowner and a landlord.

But here’s where it gets interesting:
When you live in one unit and rent the other, your tenant helps pay your mortgage—while you build long-term wealth.


💸 Rent is Dead Money

Renting might feel easy, but it’s a monthly donation to someone else’s equity.

✅ You’re paying their mortgage
✅ You’re not building equity
✅ And when rent goes up? You have zero control

With house hacking, you flip the script:
You own the asset, your housing cost goes down, and you gain equity over time.


🔨 House Hacking 101: How It Actually Works

Let’s use a real property:
1325–1327 N 15th St, Sheboygan, WI
💰 Listed at $189,900

Let’s say you buy it with 5% down.

  • Mortgage, taxes, insurance = ~$1,375/month

  • You rent out the other unit for $900/month

  • Your out-of-pocket housing cost = $475/month

🧠 Now compare that to renting a 2-bedroom apartment for $1,200–$1,500/month.

Oh—and that $475 you’re paying?
That’s going toward owning your home and building equity you can use later to:

  • Buy your next property

  • Refinance for better terms

  • Tap into as cash if needed

This is how first-time buyers become long-term investors without needing to buy a mansion or flip houses on HGTV.


🧠 “But What If I Don’t Have a Big Down Payment?”

Here’s the good news: you don’t need 20% down to buy a duplex.

In fact, you may be able to buy with:

✅ FHA Loan – 3.5% Down

  • Government-backed

  • Great for first-time buyers

  • More flexible credit requirements

  • Bonus: You can use projected rent from the other unit to help you qualify

✅ Conventional Loan – 5% Down

  • Ideal if you have strong credit

  • Slightly lower monthly mortgage insurance

  • Still allows you to house hack with low upfront cash

✅ Down Payment Assistance Programs

  • Local and state programs may offer grants or forgivable loans to cover part (or all) of your down payment and closing costs

  • These programs often have income limits or require homebuyer education (but are 100% worth looking into)

💡 Pro tip: And if you don't have any money saved? Let’s build a simple plan to get you there with the help of our mortgage company!


📈 You're Not Just Saving, You're Building Wealth

Every month, your mortgage payment is doing double duty:

  • ✅ Paying down your loan (aka building equity)

  • ✅ Owning an appreciating asset (home values rise over time)

  • ✅ Creating rental income that offsets your cost of living

Fast forward a few years and you’ve got:

  • Equity to tap into

  • Rental experience under your belt

  • The option to rent both units and move into your next place

This is how people quietly build wealth without waiting to be rich first.


🎯 The Bottom Line

Buying a duplex and living in one unit is one of the smartest, lowest-risk ways to become a homeowner and an investor at the same time.

You pay less to live.
You build equity.
You gain rental income.
And best of all, you own the asset.

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