How Much House Can You Actually Afford in 2026? (Use This Simple Formula)

The standard rule says keep your mortgage under 28% of gross income. In 2026, that's not enough. With 30-year fixed rates averaging around 6.8–7.1%, homeowner's insurance up 20–30% in many states since 2022, and property taxes rising in most metros, the real number you can afford is often $40,000–$80,000 less than what your bank will approve. Here's how to find your actual number. $312,000. That's what the bank told a reader last month she could afford. Her real number, once we ran through insurance, property taxes, and her actual budget, was closer to $255,000. The difference wasn't a rounding error — it was the difference between a house that works and one that slowly breaks her. Banks approve you for the maximum they're legally comfortable lending. That's not the same as what you can actually live on. And in 2026, with rates still elevated and insurance premiums doing things nobody predicted five years ago, that gap between "bank-approved" and "actually affordable" is wider than it's been in a long time. So let's build your real number. Not the one that gets you a congratulations email from a lender. The one that lets you still take a vacation, fund your retirement, and not panic every time your furnace makes a weird noise.

Why Does the 28/36 Rule Fall Short in 2026?

The 28/36 rule has been around forever. Keep your housing costs under 28% of gross monthly income, and total debt under 36%. It's not wrong, exactly — it's just incomplete. Here's what it doesn't account for: Mortgage rates are still high. According to Freddie Mac, the average 30-year fixed rate in early 2026 is hovering between 6.8% and 7.1%. Compare that to the 3.8% rate I locked in when Dan and I bought our house in 2019. On a $300,000 loan, the difference between 3.8% and 7% is roughly $580 per month. Same house. Wildly different payment. Homeowner's insurance has exploded. According to the Insurance Information Institute, homeowner's insurance premiums rose an average of 21% nationally between 2022 and 2024, with states like Florida, Texas, and California seeing 40–60% increases. If you're budgeting based on what your parents paid for insurance, you're going to be surprised. Property taxes keep climbing. According to ATTOM Data Solutions, average property taxes in the U.S. rose 4.1% in 2024 alone. In fast-growing metros, reassessments after a home sale can push your tax bill significantly higher than the previous owner's — sometimes within the first year. The 28% rule was designed around a world where rates were moderate, insurance was predictable, and HOA fees weren't a $400/month surprise. That world is not 2026.

What's the Actual Formula for How Much House You Can Afford?

Here's the framework I use. It's five numbers, and you need all of them. Step 1: Start with your take-home pay, not your gross income. Banks use gross income because that's how mortgage math works. You should use net — what actually hits your account. If you earn $90,000 gross and take home $5,800/month after taxes and retirement contributions, that's your real starting point. Step 2: Calculate your true monthly housing cost — all four pieces. This is the piece most people skip. Your monthly housing number isn't just principal and interest. It's: - Principal + Interest (the actual mortgage payment) - Property taxes (divide annual by 12 — look up the actual rate for the county, not a guess) - Homeowner's insurance (get a real quote for the area; budget at minimum $150–$250/month for most markets, more in coastal or high-risk areas) - HOA fees if applicable (these have risen 5–8% annually in many communities) Add those four numbers together. That's your real monthly housing cost. Step 3: Apply the 28% rule to your take-home, not your gross. I know that's more conservative than what lenders use. That's the point. If your take-home is $5,800/month, your all-in housing cost should stay under $1,624. That's tight in many markets, but it's honest. If you want a slightly looser version, some financial planners use 30–32% of take-home as the ceiling. I'd call that the absolute maximum, not the target. Step 4: Run the 36% total debt check. Add your housing cost to all other monthly debt payments — car loans, student loans, credit cards, personal loans. That total shouldn't exceed 36% of your gross monthly income. If you earn $7,500 gross/month, your total debt payments should stay under $2,700. Step 5: Check your remaining budget for life. After housing and debt, what's left? You still need groceries, childcare, retirement contributions, car insurance, utilities, and an emergency fund. If the math leaves you with $200 for everything else, the house is too expensive — regardless of what the formula says.

How Much Does Your Down Payment Actually Change the Number?

More than most people realize — and not just because of the lower loan amount. A larger down payment does three things: it reduces your monthly payment, it eliminates or reduces PMI (private mortgage insurance, which typically runs 0.5–1.5% of the loan annually), and it lowers your total interest paid over the life of the loan. When Dan and I bought our house in 2019, we put 10% down on a $285,000 home — $28,500. We paid PMI for about two years until we hit 20% equity. At the time, PMI ran us around $95/month. Annoying, but manageable. At today's loan amounts and rates, PMI on a $350,000 loan with 5% down could run $150–$220/month. That's real money. Here's a quick comparison on a $350,000 home at 7% for 30 years: - 5% down ($17,500): Monthly P&I = $2,212 + PMI ~$175 = ~$2,387 - 10% down ($35,000): Monthly P&I = $2,095 + PMI ~$145 = ~$2,240 - 20% down ($70,000): Monthly P&I = $1,862 + no PMI = $1,862 That's a $525/month difference between 5% and 20% down. Over 30 years, that's $189,000. The down payment matters enormously.

2026 Mortgage Affordability Calculator

Enter your details to see your estimated monthly payment and total interest paid.

What Are the Hidden Costs That Blow Up First-Time Buyer Budgets in 2026?

The mortgage payment is the number everyone obsesses over. It's not the number that usually causes problems. Here's what catches people off guard: Homeowner's insurance rate shock. If you're getting quotes in a coastal state, a wildfire zone, or really anywhere that's had significant weather events in the last five years, don't assume the previous owner's insurance rate applies to you. Insurers are repricing constantly. Get your own quote before you make an offer, not after. Property tax reassessment. In many states, when a home sells, it gets reassessed at the sale price. The previous owner might have been paying taxes based on a $180,000 assessed value from 2012. You buy it for $340,000 and your first full tax year could be a very different number. Call the county assessor's office and ask specifically how they handle reassessments on sale. HOA fees and special assessments. HOA fees have been climbing 5–8% per year in many communities. More importantly, special assessments — one-time charges for major repairs like roofs, parking structures, or plumbing — can hit $5,000–$25,000 with little warning. Always request the HOA's reserve fund study and financials before closing. Maintenance and repairs. The standard rule of thumb is 1% of the home's value per year for maintenance. On a $350,000 home, that's $3,500/year or about $292/month. Older homes, homes with aging systems, or homes in harsh climates can run higher. This money needs to be in your budget before you buy, not something you figure out later. Utilities. Ask the seller for 12 months of utility bills. A house with poor insulation, old windows, or an aging HVAC system can cost $400–$600/month more to heat and cool than an efficient one. That's part of your housing cost.

How Should You Think About Buying If Rates Are Still High in 2026?

I get this question constantly. The honest answer: it depends on your timeline, your market, and whether you're buying a home or buying a payment. Here's what I think is actually true right now: If you're planning to stay 7+ years, the rate matters less than you think. Not because 7% is great — it's not — but because you have time for the math to work in your favor through equity building, potential refinancing if rates drop, and the simple fact that you're not paying rent. You're also locking in today's price, not a future one. If you're planning to move in 3–4 years, be careful. At 7%, your early mortgage payments are heavily weighted toward interest. On a $300,000 loan, roughly $1,750 of your first payment goes to interest and only $250 to principal. You won't build equity quickly. Add closing costs (typically 2–5% of the loan on both buy and sell), and a short hold period can leave you worse off than renting. "Marry the house, date the rate" is real, but only if you can actually afford the current payment. Don't buy a payment you're struggling with today hoping to refinance tomorrow. Refinancing isn't guaranteed, and stretching your budget to the limit leaves you no room for anything to go wrong. When Dan and I bought in 2019 at 3.8%, we ran the numbers at 5% just to make sure we could handle it if rates had been higher. That cushion thinking is worth doing in reverse now — can you handle this payment if rates don't drop for three more years? If the answer is no, the house is too expensive.

What's the Fastest Way to Know If You're Ready to Buy?

Stop looking at listings and do these four things first: 1. Pull your credit score. Mortgage rates vary significantly by credit score. The difference between a 680 and a 760 score can be 0.5–0.75% on your rate. On a $300,000 loan over 30 years, that's roughly $30,000–$45,000 in total interest. If your score needs work, six months of focused effort can make a real difference. 2. Calculate your actual debt-to-income ratio. Add up all monthly debt payments. Divide by gross monthly income. If that number is above 36% before a mortgage, you either need to pay down debt first or buy at a lower price point. 3. Build your full down payment plus closing costs plus three months of mortgage payments in cash. Most people plan for the down payment and forget closing costs (2–5% of the loan) and the cash cushion you need for the first few months of ownership. Going into a home purchase with your savings account at zero is how you end up in financial trouble fast. 4. Track your actual spending for 90 days. Not what you think you spend — what you actually spend. I use Monarch Money for this. You cannot build a realistic housing budget without knowing your real baseline. If you're spending $1,200/month on things you don't track well, that's money that has to come from somewhere when the mortgage hits.

Frequently Asked Questions

How much house can I afford on a $80,000 salary in 2026?

At $80,000 gross, your take-home is roughly $5,200–$5,600/month depending on your state and retirement contributions. Keeping housing under 28% of take-home puts your target all-in monthly cost at $1,456–$1,568. At 7% for 30 years with 10% down, that roughly corresponds to a purchase price in the $200,000–$230,000 range — once you factor in taxes and insurance. In many metros, that's a real constraint. It might mean a smaller home, a different neighborhood, or waiting to save a larger down payment.

Is the 28% rule still valid for calculating how much house I can afford?

It's a starting point, not a finish line. The 28% rule was built for a different rate environment and doesn't account for today's insurance premiums, property tax trends, or HOA fee inflation. I'd use it as a ceiling, not a target. If you can keep housing costs at 25% of take-home with all four components included — mortgage, taxes, insurance, HOA — you'll have much more breathing room.

Should I wait for mortgage rates to drop before buying in 2026?

Nobody knows when or how much rates will drop, including the people who do this for a living. What I'd focus on instead: can you afford the current payment without stress? Is your local market appreciating faster than you can save? How long are you planning to stay? If all three answers point toward buying, waiting for a rate drop that may or may not come isn't a strategy — it's a guess. If the current payment is a stretch, waiting and building more savings is genuinely the right call.

How much should I have saved before buying a house in 2026?

At minimum: your down payment, plus 2–5% of the loan amount for closing costs, plus three months of your projected mortgage payment as a cash cushion. On a $300,000 purchase with 10% down, that's $30,000 down + up to $13,500 in closing costs + roughly $6,000 in reserves. Call it $45,000–$50,000 before you're actually ready. Going in with less means one car repair or one medical bill could put you in a bad spot very quickly.

What credit score do I need to get the best mortgage rate in 2026?

Most lenders tier their best rates starting at 740–760 and above. You can get a conventional mortgage with a score as low as 620, but you'll pay a meaningfully higher rate — and over 30 years, that difference compounds into tens of thousands of dollars. If your score is below 720, it's worth spending 3–6 months improving it before applying. Pay down revolving balances, don't open new accounts, and make sure there are no errors on your report.

How do I calculate my real monthly housing cost, not just the mortgage payment?

Add these four numbers together: (1) your principal and interest payment from a mortgage calculator, (2) monthly property taxes for that specific address — look it up, don't guess, (3) a real insurance quote for the area, and (4) HOA fees if applicable. Then add 1% of the home's value divided by 12 as a maintenance reserve. That total is your real monthly housing cost. If it's more than 28–30% of your take-home, you're buying more house than your budget supports.

Your Next Step Is One Number

Don't start with Zillow. Start with your budget. Open a spreadsheet — or use Monarch Money or YNAB — and find out exactly what you spend each month right now. Then figure out what 28% of your take-home pay actually is in dollars. That's your ceiling for all-in housing costs. Work backward from that number using the calculator above. Plug in realistic insurance and tax estimates for the specific areas you're considering. See what purchase price that ceiling supports at current rates. That's your real number. The bank's approval letter is a ceiling. Your budget is the floor. You want to buy somewhere in between — closer to the floor than the ceiling. That's not the exciting answer, but it's the one that lets you build actual wealth instead of just owning an expensive house.