What Could Your Home Build for You?

Whether you're buying a place to live in or an investment to rent out, see how your equity and returns could grow. Pick your Orange County market and we'll fill in local numbers to start.

Auto-fills typical local numbers.
How to read this

Enter your income, the cash you've saved, and your monthly debts. This uses the common guideline that housing stays near 28% of gross income and total monthly debts near 43%, then estimates the highest price that fits. It's a starting estimate, not a loan pre-approval.

Fixed in this model
  • 30-year fixed loan
  • PMI added if your down payment is under 20%
  • Closing costs about 2% of price, on top of your down payment
  • Tax, HOA, Mello-Roos, and insurance come from the area you pick
  • A lender will verify your income, credit, and debts
Your numbers
$
$
$
$
$
$
Interest Rate6.75%
Debt-to-income limit43%
Base Property Tax1.05%
Your Buying Power
$0
Loan amount
—
Estimated monthly payment
—
Cash needed at closing
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Down payment
—
Debt-to-income used
—
Max monthly housing budget
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What makes up that payment
Orange County markets that fit your budgetBased on typical home prices. Condos and townhomes can open up pricier areas, so treat this as a guide.

See what that home could build for you

Take your budget to the Buying to live in tab and watch how ownership grows over time, then let's find the home in Newport Beach, Irvine, or anywhere in Orange County.

This is an estimate, not a pre-approval.

Pick your market, set your price and down payment, and watch the numbers update. Save or email yourself a copy at the bottom.

Pulls the typical price, HOA, Mello-Roos, and insurance for the exact area you pick.
Your numbers
$
Down Payment20%
Years From Now7 yrs
Advanced options (rate, taxes, insurance, appreciation, rent)
Interest Rate6.75%
Appreciation/yr5.0%
Property Tax1.05%
Rent Growth/yr3.0%
$
$
$
$
Insurance and comparison rent auto-estimate from the price until you edit them. “Rent you’d pay” powers the rent-versus-buy comparison below.
Your Equity Outlook
In 7 years, you could have about $0 in equity.
Estimated monthly payment $0 (P&I, taxes, insurance, and any HOA)
Your estimated monthly paymentWhat you'd pay each month, broken down. Edit any assumption under Advanced options above.
Total monthly payment$0
How your equity could buildEquity is what is yours after the loan: your down payment, the principal you pay down, and appreciation.
Down paymentLoan paid downAppreciation
Equity you could build
$0
Yours to keep, before selling costs
Rent paid over the same time
$0
Gone, builds no ownership

Curious what this looks like for a real home?

I'll run the numbers on an actual property in Newport Beach, Irvine, or anywhere across Orange County and map out your options.

An estimate to start the conversation, not a loan approval.
How to read this

Each card models one property bought as a rental and held. Move the sliders to test your own assumptions and every property re-ranks instantly. The headline is the projected annual return (IRR) over your hold period. The strongest total return is marked at the top.

Fixed in this model
  • 30-year loan · 2.0% closing costs
  • 5% vacancy · 5% maintenance · self-managed
  • Property tax & Mello-Roos grow ~2%/yr per area
  • Insurance & HOA grow 3%/yr · 5% selling costs at sale
  • All figures are pre-tax (no depreciation modeled)
Your assumptions · drag to adjust every property at once
Down Payment25%
Interest Rate7.0%
Appreciation/yr5%
Hold Period10 yrs
Rent Growth/yr3%
Property Tax1.1%
Cards rank by hold-period IRR. Every shaded field and slider can be changed.

Ready to find a property that pencils out?

I'll pull real listings, verify the rents and HOA, and build the full numbers with you across Orange County.

Ready to make your move in Orange County?

Whether you are buying, selling, or sizing up an investment, I will run the real numbers with you, verified listings, rents, HOA, and Mello-Roos included.

Want a copy of your results?
Email me a copy

Plan your next move in Orange County

I'm Dan Yoon, a REALTOR® with D&K Real Estate, and I built this tool so you can see the numbers clearly before you make a move anywhere in Orange County, from Newport Beach and Irvine to the South County communities. Whether you're weighing renting against buying or sizing up a rental investment, you'll see real equity and return projections in seconds. When you're ready to run them on an actual home, I bring local roots and the experience of helping more than 100 Orange County families since 2017, in both English and Korean.

Questions buyers and investors ask me

Is it better to rent or buy in Orange County right now?
It depends on how long you plan to stay. The longer you hold, the more buying pulls ahead, because your payment builds equity while rent builds nothing. This calculator shows the equity you could build against the rent you'd pay over the same years across Orange County, including Newport Beach and Irvine, so you can see the crossover for your own situation.
How much equity could I build by buying instead of renting?
Your equity comes from three places: your down payment, the principal you pay down each month, and appreciation on the full value of the home. On a typical Orange County purchase held several years, that often adds up to hundreds of thousands of dollars. The Buying to live in tab shows your number, then I can run it on a real property with you.
Do Orange County rental properties produce positive cash flow?
At today's rates most don't on a standard down payment, and that's normal here. The return on an Orange County rental comes from appreciation, loan paydown, and tax benefits, not monthly cash flow. The Buying to rent out tab shows the full picture as an IRR, plus the break-even rent and down payment needed to turn cash-flow positive.
What is a good cap rate for an Orange County rental?
Cap rates here typically run low, often in the 2 to 4 percent range, because buyers in Orange County are paying for appreciation rather than yield. A higher cap rate usually signals a market where prices barely move. The tool reports cap rate alongside total return so you can compare properties fairly.
How much do I need for a down payment and closing costs?
California buyer closing costs typically run about 2 percent of the price, on top of your down payment. You can buy with less than 20 percent down, and the calculator adds mortgage insurance automatically when you do. For a plan built around your budget, reach me at 949-910-3386.

How this calculator works

On the buying side, your equity is the sum of three things: your down payment, the principal you pay down on a 30-year loan, and appreciation on the full value of the home. Your monthly payment combines principal and interest, property tax near 1.1 percent of value, homeowners insurance, any HOA, and mortgage insurance when you put less than 20 percent down.

On the investment side, total return is shown as an internal rate of return over your hold period. Each year the model takes rent minus a 5 percent vacancy allowance, subtracts operating costs (property tax, insurance, HOA, and 5 percent for maintenance), and subtracts the mortgage to reach cash flow. At sale it adds appreciation and the loan you've paid down, then subtracts 5 percent in selling costs and your remaining balance. Cap rate is first-year net operating income divided by price, before any loan.

As a worked example, a $1,200,000 Orange County home held seven years at 5 percent annual appreciation with 20 percent down builds roughly $800,000 in equity. That same home bought as a rental at 25 percent down projects a ten-year IRR near 6 to 7 percent, even though its monthly cash flow runs negative. That gap between negative monthly cash flow and a strong total return is the heart of investing in Orange County, and it's the conversation I have with every client.

Ready to put these numbers to work? Call or text me at 949-910-3386, or visit dankaterealestate.com to start.

Estimates only, not a guarantee of future value or returns, and not tax or investment advice. Local figures are typical starting points, not appraisals; confirm rate, taxes, insurance, HOA, Mello-Roos, and rent for any specific property. Projections are pre-tax unless tax benefits are toggled on. Real estate values can fall as well as rise.