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Why Buying a Single-Family Lot to Transform It into a Multi-Unit Property Is a Profitable Investment
Buying a rental property is not the same as buying your own home, and if you’re in California, SB-9 adds another layer of strategy. With this legislation allowing lot splits and multiple units on single-family properties, landlords have new opportunities to boost their investment returns. Knowing how these rules affect your buying decisions can help you approach the rental market more strategically and make smarter choices.
Thinking Like an Investor
When you’re purchasing a personal residence, you’re probably thinking about neighborhood appeal, home design, or being close to work and schools. But when you're buying a rental property, it's all about numbers: rental demand, cash flow, and long-term appreciation. SB-9 makes it even more interesting by giving landlords the chance to split lots or build duplexes, turning a single property into multiple income sources.
Say you’re a family buying a home. You might love a big backyard where the kids can play. On the flip side, if you're a landlord, you'd probably see that same lot as a chance to subdivide under SB-9 and build additional rental units to boost your monthly income.

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Loan Considerations
Financing is another big difference. Investment property loans typically come with higher down payments and stricter terms. Personal home loans, especially for first-time buyers, are usually more forgiving. But if you're planning to develop under SB-9, lenders may be more open to financing when they see the potential for increased rental income from new units.
What Matters in a Deal
Negotiations work differently. Traditional buyers might push for kitchen upgrades or flooring repairs. Investors thinking about SB-9, however, are focused on things like utility access and whether the property meets the regulations for subdivision, including maintaining a minimum 2,400-square-foot parcel.

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Inspections That Make or Break a Deal
Even inspections are not the same. Homebuyers are concerned with immediate comfort, like whether the roof needs repairs or the heating works. Investors care about those things, too, but they're also evaluating whether the property can handle new units under SB-9 without major utility or structural upgrades.
SB-9 changes the game for landlords, encouraging them to think beyond single-unit rentals. By understanding how these regulations affect your buying, financing, and development strategies, you can unlock more value from your investments and stay ahead in a dynamic real estate market.
See how much it will cost you to improve your property per SB-9
Learn more about SB-9 design in California by reading Design Scenarios for Properties Developed under SB-9. It highlights creative development possibilities and key regulations.
Related articles for each city
Los Angeles city - How Realtors Use SB-9 to Enable Sellers to Make More Money
San Francisco city - How Realtors Use SB-9 to Enable Sellers to Make More Money
San Diego city - How Realtors Use SB-9 to Enable Sellers to Make More Money
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