How Much Income Do You Need for a $600K House?

At $600,000, taxes, insurance and loan structure matter as much as the price itself. Here is the income math for two down payments, plus the jumbo-adjacent details lenders look at.

Start with the payment, not the price

Lenders qualify you on a monthly payment, using the guideline that housing should stay at or below about 28% of gross monthly income, with total debts also capped. So the real question is what a $600,000 house costs per month in full — principal, interest, taxes, insurance and any PMI — and what income that payment implies. The scenarios below use an illustrative 6.5% rate on a 30-year term.

Scenario 1: 20% down

Twenty percent down is $120,000, leaving a $480,000 loan. Principal and interest at 6.5% comes to about $3,034 a month. Property taxes at a mid-range 1.1% of the $600,000 value are about $550 a month, and insurance on a higher-value home roughly $300 a month. The full payment is about $3,884 a month. At the 28% guideline, that requires gross income of about $13,870 a month — roughly $166,000 a year.

Scenario 2: 10% down

With $60,000 down, the loan grows to $540,000 and principal and interest to about $3,413 a month. Taxes and insurance remain about $850 combined, and PMI — required below 20% down — adds roughly $225 a month. Check your own figure with the PMI calculator. The total payment is about $4,488 a month, implying income of roughly $16,030 a month, or about $192,000 a year. The smaller down payment preserved $60,000 of cash but raised the income bar by around $26,000 a year.

The conforming and jumbo angle

A $600,000 purchase with 20% down produces a $480,000 loan — comfortably below the $806,500 baseline conforming limit for one-unit homes in most counties, so it is a standard conforming loan with mainstream underwriting. Even the 10%-down version, at $540,000, stays conforming in most of the country. Jumbo territory only begins when the loan passes the local limit, which matters because jumbo loans typically demand stronger credit, larger cash reserves and more documentation. Buyers near that line sometimes size their down payment specifically to keep the loan conforming — compare the two structures with the comparison calculator.

Debts, taxes and the second ratio

At this price level, lenders scrutinize total debts closely. Suppose the household also carries $800 a month in car and student loan payments. In the 20%-down scenario, total obligations become $4,684 a month; at a 43% total-debt ceiling, that alone implies income of about $130,700 — but the 28% housing test still binds first at roughly $166,000. High property taxes can flip which test binds: in a state taxing near 2% of value, taxes on this house reach $1,000 a month, the payment climbs past $4,300, and required income approaches $185,000 even with 20% down. The DTI guide walks through both ratios, and the affordability calculator applies them to your numbers.

Cash needed beyond income

Qualifying income is only part of readiness. A 20% down payment is $120,000, and closing costs of 2–5% add $12,000 to $30,000 — estimate them with the closing cost calculator. Lenders on larger loans also like to see several months of payments in reserve after closing. Plan the down payment itself with the down payment calculator so the monthly math and the cash math line up.

One more check: the two-income question

Many households qualify on combined incomes, which is fine — but it is worth asking whether the payment still works if one income pauses for a few months. A payment near $3,884 consumes a much larger share of a single $90,000 salary than of two combined salaries. Building a reserve of several months of payments before buying is the standard hedge, and it is one reason lenders look favorably on borrowers who keep cash back instead of maximizing the down payment.

Bottom line: plan on roughly $166,000 of income for a $600,000 house with 20% down at an illustrative 6.5%, and around $192,000 with 10% down — before high local taxes or heavy debts push the figure higher. Run your exact scenario, including your real tax rate, before falling for a listing.

Run your own numbers

Run your exact figures through the affordability calculator and the pre-approval calculator, and check the conforming-limit rules in the jumbo mortgage calculator.