Your credit score is the gatekeeper to homeownership. It determines whether you qualify for a mortgage, what interest rate you receive, and ultimately how much your home costs over 30 years. The good news is that credit scores are not fixed. With the right strategies, you can meaningfully improve your score in as little as three to six months.
Understanding What Makes Up Your Score
FICO scores, which most mortgage lenders use, are calculated from five factors:
- Payment history (35%): Whether you pay bills on time
- Amounts owed (30%): How much of your available credit you are using
- Length of credit history (15%): How long your accounts have been open
- Credit mix (10%): The variety of credit types you have
- New credit (10%): Recent applications and new accounts
Since payment history and amounts owed account for 65% of your score, these are where you will get the biggest impact.
7 Proven Strategies to Raise Your Score
1. Pay Down Credit Card Balances
Your credit utilization ratio (balance divided by limit) is the fastest lever you can pull. Aim to get every card below 30% utilization, and ideally below 10%. If you have a card with a $5,000 limit and a $3,500 balance, paying it down to $500 could boost your score by 30 to 50 points within a single billing cycle.
2. Dispute Errors on Your Credit Report
Studies show that roughly one in five consumers has an error on at least one credit report. Pull your reports from Equifax, Experian, and TransUnion and look for accounts you do not recognize, incorrect balances, wrong payment statuses, and accounts that should have aged off. File disputes online directly with each bureau.
3. Become an Authorized User
If a family member has a credit card with a long history and low utilization, ask to be added as an authorized user. Their positive payment history on that card will appear on your credit report. You do not even need to use the card. This strategy can add years of positive history to a thin credit file.
4. Do Not Close Old Accounts
Closing a credit card reduces your total available credit (increasing utilization) and can shorten your credit history. Even if you do not use an old card, keep it open. If the card has an annual fee, call and ask to downgrade to a no-fee version.
5. Avoid New Credit Applications
Each credit application triggers a hard inquiry that can lower your score by 5 to 10 points. In the six months before applying for a mortgage, avoid opening new credit cards, auto loans, or other credit accounts. The one exception: mortgage pre-approvals within a 14 to 45 day window are grouped as a single inquiry.
6. Pay Bills Twice a Month
Credit card companies report your balance to the bureaus once a month, usually on your statement date. If you make a payment before the statement date, your reported balance will be lower, reducing your utilization. Making two payments per month ensures your reported balance is always as low as possible.
7. Use a Credit Builder Account
If your credit file is thin (fewer than three accounts), consider a credit builder loan or a secured credit card. These products are designed to add positive payment history to your report. After 6 to 12 months of on-time payments, you should see a meaningful score improvement.
How Much Can You Improve?
Results vary, but here are realistic expectations based on your starting point:
- Starting at 580-620: A 50 to 80 point improvement is achievable in 3 to 6 months with aggressive debt paydown and error correction.
- Starting at 620-680: A 30 to 60 point improvement is realistic, primarily through utilization reduction and payment consistency.
- Starting at 680-720: Gaining 20 to 40 points is possible but requires attention to smaller details like utilization and inquiry management.
What This Means for Your Mortgage
On a $350,000 loan, the difference between a 660 and 740 credit score could mean a rate difference of 0.5% to 0.75%. At 7.0% versus 6.25%, you would pay an extra $175/month or $63,000 over 30 years. Spending a few months improving your score before applying is one of the best investments you can make.
Ready to see how your credit score affects your buying power? Try our affordability calculator and our DTI calculator to get a complete picture of where you stand.