Most homeowners in Aliso Viejo have heard of Prop 19.
But very few actually understand it.
And that's not their fault. The rules are complex. The deadlines are strict. And the financial stakes are enormous — especially in South Orange County, where home values have been rising for decades.
Here's a plain-language breakdown of what you need to know.
What is Prop 19?
Prop 19 is a California law that took effect in February 2021.
It allows homeowners who are 55 or older, severely disabled, or victims of natural disasters to transfer their existing property tax base to a new home — anywhere in California.
Why does that matter?
Because of Prop 13.
California's Prop 13 limits how much your property taxes can increase each year. If you bought your Aliso Viejo home in 1995 for $300,000, your tax base has grown slowly — and your annual taxes are likely a fraction of what a new buyer would pay today.
Without Prop 19, moving to a smaller home would mean your property taxes reset to current market value. For many seniors in South OC, that could mean a jump from $3,500 a year to $18,000 a year.
Prop 19 lets you take your low tax base with you.
How does Prop 19 work?
Here's the simple version:
You must be 55 or older (or meet another qualifying condition).
You must sell your primary residence and buy a new primary residence.
The new home can be anywhere in California.
You can use this benefit up to three times.
The new home can be of any value — but if it costs more than your old home, your tax base is partially adjusted upward.
What are the limits?
Prop 19 is generous — but it has rules.
The tax base transfer only applies to your primary residence. Investment properties, vacation homes, and rentals do not qualify.
If your new home costs more than your old home, the difference is added to your old tax base. If it costs less or the same, you keep your full low base.
What about inherited homes?
This is where Prop 19 made a big change.
Before 2021, children could inherit a parent's home — including rentals — and keep the low property tax base indefinitely.
Under Prop 19, that protection is now limited. If a child inherits a home and does not move in as their primary residence within one year, the property is fully reassessed at today's market value.
For a home worth $1.5 million in South OC, missing that deadline could cost a family over $14,000 per year — every year — in higher property taxes.
The bottom line.
If you own a home in Laguna Niguel, Aliso Viejo, Dana Point, or San Juan Capistrano — and you're thinking about selling or downsizing — understanding Prop 19 is not optional. It's the difference between a smart move and a costly one.
We offer free consultations and regularly host educational events to walk homeowners through this step by step.
📞 Call or text 949-351-3924
🌐 HudesGroup.com
Kristina & Eric Hudes | The Hudes Group | Keller Williams Realty | Senior Real Estate Specialists (SRES®)
