What does it cost to wait before buying a home?

The cost of waiting includes rent paid during the delay, a higher future home price due to appreciation, a larger required down payment, and more lifetime interest if rates rise. In a rising-price environment, even 12 months of delay can add $30,000–$80,000 in total costs.

Should I buy a house now or wait?

The right answer depends on your personal readiness (down payment, credit, income stability) and market conditions. If home prices are rising faster than your savings rate and mortgage rates are stable or rising, waiting is often expensive. Use this calculator to quantify exactly what delay costs in your situation.

How does home price appreciation affect the cost of waiting?

Each year of appreciation increases the purchase price, the required down payment, and the loan amount — compounding the cost. At 4% annual appreciation, a $500,000 home costs about $20,000 more after one year, requiring $4,000 more down (at 20%) and increasing your loan by $16,000.

What if mortgage rates go down while I wait?

Falling rates reduce your future monthly payment and lifetime interest, partially offsetting the cost of waiting. Enter a negative rate change (e.g. -0.5%) to model this scenario. Whether the rate drop saves more than appreciation costs depends on the specific numbers — use this calculator to find out.

Cost of Waiting Calculator

See exactly what delaying your home purchase costs: rising prices, larger down payment, extra lifetime interest, and rent while you wait.

Reference Rates

Feb 28, 2026 · RBA / APRA

1 Current Home Price

Target Home Price

Expected Annual Price Appreciation (Australia avg ~5.5%)

Down Payment

2 Mortgage Details

Current Mortgage Rate (Variable rate)

Expected Rate Change by Purchase Time (negative = rates fall)

Loan Term

3 While You Wait

Monthly Rent (optional)

How Long Are You Waiting?

6mo 12mo 18mo 24mo

Enter a home price to see results

Fill in your target home price above to calculate the cost of waiting.

What Goes Into the Cost of Waiting?

Delaying a home purchase has four compounding financial effects that most buyers underestimate:

1
Price appreciation: At 4%/yr, a $500,000 home costs roughly $20,000 more after 12 months — before you've paid a dollar of rent.
2
Larger down payment: A higher price means a proportionally larger down payment, tying up more of your savings.
3
Extra lifetime interest: A bigger loan at a higher rate dramatically increases 30-year interest costs — often by more than the price increase itself.
4
Rent while waiting: Every month of rent is money that builds no equity and earns no appreciation.

When Does Waiting Make Sense?

Waiting is financially advantageous when mortgage rates are expected to fall significantly and home prices are flat or declining. Enter a negative rate change to model falling rates — you may find the monthly payment savings outweigh the price appreciation cost.

The break-even appreciation rate shows you how fast prices would need to rise for buying now to make sense purely on a payment basis. If your market is likely to appreciate faster than that threshold, the numbers favor buying sooner.

Remember: financial cost is only one part of the decision. Personal readiness — stable income, adequate savings, and long-term plans — matters just as much. Use the Homebuyer Readiness Score to assess all five readiness factors together.