Designing for Togetherness: The Rise of Multi-Gen Living and How to Do It Right
- Lisa Simopoulos
- Aug 5, 2025
- 3 min read

Over the past few years, we've watched a quiet shift take root in home design—one that's now blossoming into a full-on movement. With aging parents living longer, housing prices soaring, and California easing restrictions on ADUs (Accessory Dwelling Units), families are increasingly choosing to live together, albeit with intention and space. This rise in multi-generational living isn’t just practical—it’s deeply personal.
We're currently in that in-between space ourselves. My parents are still active and independent, but we're starting to have those conversations about what the next decade might look like. Do we build onto our existing home? Do we make a leap and move to a more affordable state where we can create a fully separate in-law suite or ADU? These are the same conversations many of my clients are having—and it’s reshaping how we think about home.
Why Multi-Gen Living is Gaining Ground
Changing Family Dynamics: There's a growing desire to keep family close—especially post-2020. Grandparents want to be part of everyday life, not just holidays. Parents want trusted hands nearby for childcare. And adult children want to ensure dignity and independence for aging loved ones, without the sterile feel of institutional care.
Shifting Legislation in California: The state has made it easier to build ADUs, waiving certain fees and streamlining approvals. This has opened the door for homeowners (especially first-time buyers) to consider building with family in mind—either for now or the near future.
Real Estate with ROI: Builders and developers are catching on, too. There’s a surge in plans that offer optional casitas, detached suites, or garage conversions designed for privacy and flexibility. In the luxury sector, we’re seeing elegant takes on guest cottages and second dwellings that blend seamlessly with the main home’s style.

Exploring Your Multi-Gen Options
If you’re considering how to care for your parents while protecting your lifestyle (and sanity), here are three main paths to explore:
1. On-Site ADU (Accessory Dwelling Unit)
Think detached cottage, converted garage, or even a modern prefab unit in the backyard.
Best for: Families who want close connection but need separation.
Benefits:
– Privacy for all generations
– Added property value
– Flexibility for future use (office, rental, guest house)
2. In-House Suite or Add-On
A private wing with a bedroom, bathroom, small kitchenette, and a separate entrance, if possible.
Best for: Properties where zoning or lot size doesn’t allow an ADU.
Benefits:
– Cost-effective
– Easier caregiving
– Can double as guest space when not in use
3. Out-of-State Move with Built-In Multi-Gen Intent
For those considering a major move, relocating to areas where land is more affordable can unlock design possibilities you may not have if you live in California or other state where cost of living is higher.
Best for: Families planning a lifestyle shift (early retirement, remote work, downsizing city life)
Benefits:
– Lower cost of living
– Purpose-built space from day one
– Access to different pace and quality of life

What This Means for Design
Whether you're creating a self-contained cottage or a well-appointed suite under the same roof, thoughtful design is key. These spaces need to feel like home, not an afterthought. That means:
Optimizing for natural light
Prioritizing noise control and privacy
Selecting durable, low-maintenance finishes
Designing universal features for aging-in-place (curbless showers, wider doorways, minimal stairs)
Ensuring the aesthetics feel cohesive with the rest of your home—not like a “hospital annex”

Final Thoughts
Multi-gen living isn’t a compromise—it’s an evolution and I think many of us understand that. It’s a chance to create something meaningful and flexible, where generations connect without crowding each other. And for many families, it’s proving to be both financially smart and emotionally rewarding.
If you're considering a multi-generational setup, whether in your current home or a new one, I’d love to help you design it intentionally from the start. There are beautiful, livable solutions at every scale—and it starts with understanding your family’s rhythm and needs.
Are you exploring this option for your own family? I’d love to hear what solutions you're considering—or what questions are coming up as you contemplate this for yourself.

Let's make something beautiful



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