7 Credit Score Mistakes Keeping You From Your First Home (and How to Fix Them)

by rony@reazrealty.com | Jun 18, 2026 | Uncategorized | 0 comments

If you have been dreaming of walking through the front door of your very first home, you already know that your credit score is the "invisible key" that unlocks that door. But for many first-time buyers, that key feels a bit rusty or, worse, like it does not fit the lock at all. At Maya […]

If you have been dreaming of walking through the front door of your very first home, you already know that your credit score is the "invisible key" that unlocks that door. But for many first-time buyers, that key feels a bit rusty or, worse, like it does not fit the lock at all.

At Maya Team Inc., we see it all the time: hardworking people who are ready to move but are held back by small, avoidable credit mistakes. The good news? Most of these issues can be fixed in just a few months if you have the right plan. You do not need a perfect eight hundred score to buy a house, but you do need to avoid the pitfalls that cause lenders to say "not right now."

In this guide, we are going to break down the seven most common credit score mistakes and exactly how you can fix them so you can get into your dream home sooner rather than later.

The Short Answer: How to Protect Your Score

The quickest way to fix your credit for a mortgage is to check your report for errors immediately, keep your credit card balances below thirty percent of their limits, and stop opening any new accounts at least six months before you apply. Consistency is more important than perfection.


1. Flying Blind: Not Checking Your Reports Early Enough

The biggest mistake you can make is waiting until you are sitting in front of a mortgage broker to look at your credit report. Many people assume that because they pay their bills on time, their score must be great. However, credit reports are notorious for having errors.

The Mistake:
Assuming your credit is fine without seeing the actual data. Discovering an error or a forgotten collection account for fifty dollars while you are in the middle of a home search can stall your progress for weeks.

How to Fix It:
Go to a trusted source and pull all three of your reports: Experian, Equifax, and TransUnion. Look for anything that does not look right. Are there accounts you do not recognize? Is a late payment listed for a bill you know you paid on time? If you find an error, dispute it in writing immediately. It can take thirty to sixty days for these corrections to reflect on your score.

Mortgage Qualification Checklist

2. Maxing Out Your Cards (Even if You Pay Them Off)

Your "credit utilization ratio" is a huge part of your FICO score. This is the amount of credit you are using compared to your total limits.

The Mistake:
Keeping your balances close to your limits. If you have a credit card with a limit of one thousand dollars and you are carrying a balance of nine hundred dollars, your score will take a massive hit: even if you make the minimum payment every month.

How to Fix It:
Aim to keep your utilization under thirty percent on every single card. For example, if your limit is one thousand dollars, try to keep the balance under three hundred dollars. If you really want to boost your score quickly, get that balance down to under ten percent (one hundred dollars or less in this example).

3. The "New Car" Trap

It is tempting to want a new car to go with your new house, or to buy a house full of furniture on a "zero percent interest for two years" plan.

The Mistake:
Opening new lines of credit right before or during your mortgage application. Every time you apply for credit, it creates a "hard inquiry" that can drop your score by several points. More importantly, it increases your Debt-to-Income (DTI) ratio. If you suddenly have a five hundred dollar monthly car payment, you might no longer qualify for the three hundred thousand dollar mortgage you wanted.

How to Fix It:
Put a "freeze" on all new spending. Do not open a new credit card, do not finance a car, and do not even let a furniture store run your credit until after you have the keys to your new home in your hand.

Rony and Mona reviewing a mortgage plan

4. Closing Old Accounts to "Clean Up"

It seems logical: if you do not use a credit card anymore, you should close it, right? In the world of credit scoring, that is actually a mistake.

The Mistake:
Closing old credit card accounts. This shortens your "credit history" and reduces your overall available credit, which instantly spikes your utilization ratio.

How to Fix It:
Keep those old accounts open! Even if you do not use the card, the age of that account helps your score. Just make sure there are no hidden annual fees. If you are worried about the card being stolen, just cut up the physical card but keep the account active in the eyes of the credit bureaus.

5. Being a "Nice Guy" (Co-signing)

We all want to help out a family member or a friend, but co-signing for someone else’s loan is one of the most dangerous things you can do when you are trying to buy a home.

The Mistake:
Co-signing for a car loan, a personal loan, or even a lease for someone else. When you co-sign, that debt shows up on your credit report as if it is your own. If that person misses a payment, your score drops.

How to Fix It:
Politely decline any requests to co-sign until your home purchase is complete. You need your credit profile to be as "clean" and low-risk as possible for the mortgage underwriters.

6. Falling Behind on Small Bills

Lenders look for a consistent pattern of responsibility. They do not just look at your big loans; they look at everything.

The Mistake:
Ignoring a small utility bill or a medical bill because you think it doesn't matter. Even a twenty dollar unpaid library fine or a forgotten gym membership that goes to collections can ruin your chances of a low interest rate.

How to Fix It:
Set up automatic payments for at least the minimum amount on every single bill you have. A single thirty-day late payment can stay on your report for seven years and can drop a high score by over one hundred points overnight.

FHA Mortgage Program Info

7. Aiming for the "Bare Minimum"

Some loan programs, like FHA, allow for lower credit scores. However, just because you can get a loan with a lower score doesn't mean you should.

The Mistake:
Settling for a score in the low six hundreds. While you might get approved, you will likely pay a much higher interest rate.

How to Fix It:
Understand the "price tiers." A score of seven hundred forty or higher usually gets you the best rates. Moving your score from six hundred forty to seven hundred could save you hundreds of dollars every single month on your mortgage payment. That adds up to tens of thousands of dollars over the life of the loan.


What is DTI and Why Does It Matter?

While your credit score tells a lender if you will pay them back, your Debt-to-Income (DTI) ratio tells them how much you can afford to pay back.

To calculate your DTI, lenders add up all your monthly debt payments (credit cards, student loans, car notes, and your future mortgage) and divide it by your gross monthly income. Most lenders want to see this number below forty-three percent. If you have too much debt, even a perfect eight hundred credit score won't get you a large loan.

Your Credit Fix Checklist

Before you call a Realtor®, run through this list:

  • Pulled reports from all three bureaus.
  • Disputed any errors found.
  • Paid down all credit cards to under thirty percent utilization.
  • Set every bill to "Auto-Pay."
  • Vowed not to open any new credit accounts for six months.
  • Gathered your last two years of tax returns and last thirty days of pay stubs.

We Are Here to Help You Navigate the Path to Homeownership

Buying your first home is one of the biggest milestones in your life, and you don't have to do it alone. Whether you are just starting to work on your credit or you feel ready to get pre-approved, Rony Velasquez (Real Estate and Mortgage Broker) and Mona Bottros (Realtor® and Office Manager) are here to guide you every step of the way.

We specialize in helping first-time buyers understand the numbers, clean up their credit, and find the perfect mortgage product: whether it is FHA, CalHFA, or a conventional loan.

Do you have a specific question about your credit score or a loan program? Write a comment below or send us a message! We would love to hear from you and help you get started.

Contact Rony Velasquez today: