That spare room on the main floor. The finished basement with a kitchenette and its own entrance. The bonus room you’ve been using for storage.
To you, it’s extra space. But to a growing pool of buyers, it’s the reason they’d pick your house. Here’s why. Multi-generational homebuying is on the rise.
Millions of Families Are Living Multi-Generationally
The number of multi-generational households is climbing. That’s when 3 or more generations live under one roof. And data shows those households grew from 3.2 million to almost 4 million between 2014 and 2024, according to Realtor.com.
And each year, more people are shopping for a larger home that fits their combined needs.
While the appetite for this type of house is rising across the board, data from USAFacts shows multi-generational living is more common in some states than others. The darker the state in the map below, the more common it is in that area (see map below):

Where does your state fall? Depending on where you are, the pool of buyers looking for a house like yours could be even bigger than you’d think. But the overall bottom line is this.
There’s a real market out there for larger homes with room for multiple generations under one roof, especially since affordability is still so tight. And if you own a house like that, it’s in demand.
Multi-Generational Houses Sell at a Premium
And that extra room carries real value with the right buyer. According to Realtor.com, in 2025 the median asking price for a multi-generational house was $709,000 – roughly 65% higher than the $429,900 median for a standard house.
Some of that is simply size. But compare multi-generational homes to regular homes with the same amount of square footage, and they still come out on top – $262 per square foot versus $215.
That’s a 22% premium you could command for special features like in-law suites, second kitchens, and separate entries (see graph below):

When you sell, this could help you walk away with more money in your pocket, especially when your agent highlights your home’s multi-generational-friendly features in your listing.
And Buyers Aren’t Getting Sticker Shock
And even with slightly higher price tags, buyers aren’t flinching. Multi-generational houses drew 13.5% more online views than standard ones, and they still sold just as fast – in about 59 days – per the same Realtor.com report.
Hannah Jones, Senior Economic Research Analyst at Realtor.com, explains:
“The strong demand and steep premiums we are seeing in inventory-constrained markets point to a real mismatch between what buyers are looking for and what is actually available. For sellers in these markets, this type of home can be a significant asset.”
Basically, when buyers want something that’s very specific, the house that checks the box tends to stand out.
Frequently Asked Questions
Q: What qualifies a home as "multi-generational"?
A: A multi-generational home is designed to comfortably accommodate three or more generations living under one roof. Typically, this means having features like a main-floor bedroom suite, a finished basement with its own entrance and kitchenette, a separate guest house (ADU), or dual primary suites that allow family members to maintain privacy while sharing common areas.
Q: Do I need a full guest house to get a multi-generational price premium?
A: No. While a full guest house or accessory dwelling unit (ADU) adds significant value, features as simple as a finished basement with a private entrance, a main-floor bedroom with a full bath, or a flexible bonus room can attract multi-generational buyers willing to pay a premium.
Q: Why are buyers willing to pay a 22% higher price per square foot for these homes?
A: Affordability is tight, and pooling multi-generational family income allows buyers to afford a higher total price tag. Purchasing one larger home with separate living areas is significantly cheaper than buying or renting two separate properties or paying for senior living care.
Q: Will adding a kitchenette or separate entry actually boost my home's resale value?
A: Yes. Homes with flexible layouts and separate living spaces attract a dedicated, highly competitive pool of buyers. According to market data, multi-generational features generate higher online views and can command up to a 22% premium per square foot compared to standard homes of the same size.
Bottom Line
Your multi-generational-friendly, or simply larger-than-average, house might meet criteria a lot of buyers can't find in a standard one. That's what gets attention. And offers. So, talk to a local real estate agent about what it could get you in your market right now.