Been thinking about home buying lately and realized a lot of people don't really understand how much should mortgage be of their actual income. It's not just about what a lender approves you for - you gotta look at what actually makes sense for your situation.

So here's the thing. Most lenders use this 28% rule where your mortgage shouldn't exceed 28% of your gross monthly income. That includes taxes and insurance. If you're making $7,000 a month, you're looking at around $1,960 max for your payment. Pretty straightforward.

But then there's the 28/36 model that adds another layer. Your mortgage takes 28%, but ALL your debt combined shouldn't go over 36%. We're talking credit cards, car loans, utilities - everything. With that same $7,000 income, you'd have $2,520 total for all your other obligations after the mortgage.

There's also a 35/45 approach if you want more flexibility. Either 35% of your gross income toward all debt, or 45% of your take-home pay. The numbers shift depending on your tax situation, but it gives you a wider range to work with.

Honestly though, if you've got a lot of existing debt, the 25% post-tax model might be your move. It's the most conservative - only 25% of what you actually take home after taxes goes to the mortgage. Yeah, it limits how much house you can afford, but it keeps you breathing room financially.

The real question is how much should mortgage payments actually strain your budget. Lenders look at your debt-to-income ratio to figure this out. You add up all your monthly debt payments and divide by your gross income. Ideally you want that between 36-43%, but lower is always better for getting approved.

To actually figure out what works for you, sit down and calculate your real numbers. Your actual income (both gross and net), everything you owe money on, how much you can put down upfront, and check your credit score since that affects your interest rate. A better credit score means lower rates, which means a lower monthly payment.

If the numbers feel tight, there are ways to make it work. You could look at less expensive properties, save up a bigger down payment, or focus on improving your credit and paying down other debt to get a better interest rate. Even small moves here can significantly reduce what you're paying each month.

The thing people forget is that the mortgage is just the beginning. You're also dealing with maintenance, lawn care, repairs, inspections - all that stuff adds up. So when you're thinking about how much should mortgage be, factor in that you need breathing room for everything else homeownership throws at you.