Getting pre-approved for a mortgage tells you exactly how much house you can afford before you start shopping. It also signals to sellers that you are a serious buyer — in competitive markets, sellers often ignore offers without pre-approval. Here is how the process works in 2026.
Pre-Approval vs. Pre-Qualification: What Is the Difference?
Pre-qualification is a quick estimate based on information you self-report — no documents required, no hard credit pull. It gives you a rough ballpark but carries little weight with sellers.
Pre-approval is a formal review. The lender pulls your credit report, verifies your income and assets with actual documents, and issues a conditional commitment to lend up to a specific amount. A pre-approval letter carries real weight in a home purchase offer.
Step 1: Check Your Credit Score and Report
Your credit score is one of the biggest factors in mortgage approval and rate. Pull your free credit reports from AnnualCreditReport.com and check your score through your bank or credit card issuer. For conventional loans, you generally need a minimum 620 score. FHA loans may accept 580 or even lower with a larger down payment.
Review your reports for errors — an incorrect late payment or account can lower your score. Dispute any errors before applying; correction takes 30-60 days. If your score is below 700, take time to improve it before applying, as even small score improvements can mean meaningfully lower rates.
Step 2: Calculate How Much You Can Afford
Lenders use two key ratios:
- Front-end ratio (housing ratio): Your monthly housing costs (mortgage principal and interest, property taxes, homeowner’s insurance, and HOA fees) should generally be no more than 28% of your gross monthly income.
- Back-end ratio (debt-to-income or DTI): Your total monthly debt payments (housing plus car loans, student loans, credit cards) should generally be no more than 43% of gross income. Some loan programs allow up to 50% DTI with compensating factors.
Calculate your numbers before applying so you know what loan amount to target.
Step 3: Save for Your Down Payment and Closing Costs
Conventional loans typically require 3% to 20% down, depending on the program and your credit. FHA loans require 3.5% with a 580+ credit score. VA and USDA loans may offer zero down payment options for eligible buyers.
Closing costs typically run 2-5% of the loan amount. On a $300,000 loan, expect $6,000 to $15,000 in closing costs. These cover appraisal, title search, title insurance, origination fees, attorney fees, and prepaid expenses like homeowner’s insurance and property tax escrow.
Step 4: Gather Your Documents
Lenders will ask for:
- Two years of W-2s and tax returns
- Recent pay stubs (last 30 days)
- Two months of bank statements for all accounts
- Investment account statements
- Photo ID
- Social Security number (for credit pull)
- If self-employed: two years of personal and business tax returns plus year-to-date profit and loss statement
Having these ready speeds the process significantly.
Step 5: Shop Multiple Lenders
Mortgage rates vary between lenders — sometimes by 0.25% to 0.5% or more. On a $300,000 loan at 30 years, a 0.5% rate difference saves roughly $90 per month and over $32,000 in total interest. Shopping 3-4 lenders is worth the effort.
Apply to multiple lenders within a 14-45 day window (depending on the credit scoring model). The credit bureaus treat multiple mortgage inquiries in a short window as a single inquiry for score purposes, so shopping does not significantly hurt your credit.
Compare lenders on rate, points, origination fees, and loan estimate totals — not just the advertised rate.
Step 6: Submit Your Application
Apply with your top 2-3 lenders simultaneously. The application, called a Uniform Residential Loan Application (Form 1003), asks about your income, assets, debts, and the property. You will receive a Loan Estimate within 3 business days of applying — use this to compare offers apples-to-apples.
Step 7: Receive Your Pre-Approval Letter
If the lender approves your application, they issue a pre-approval letter stating the maximum loan amount you qualify for. Most letters are good for 60-90 days before they expire (requiring updated documents).
Ask your lender for a pre-approval at a lower amount than your maximum if you prefer flexibility — some buyers request letters for specific offer amounts to avoid revealing their maximum to sellers.
What Can Derail Your Pre-Approval
Do not make major financial changes between pre-approval and closing. Opening new credit accounts, making large purchases, changing jobs, or making large bank deposits without documentation can jeopardize your loan. Lenders often re-pull credit shortly before closing to confirm nothing has changed.
How Long Does Pre-Approval Take?
Many online lenders offer same-day pre-approval decisions. Traditional banks and credit unions may take 2-5 business days. Having your documents organized before you apply speeds things up significantly.
Bottom Line
Mortgage pre-approval is a straightforward process if you go in prepared. Check your credit, gather your documents, calculate your DTI, and apply to multiple lenders in the same time window. The pre-approval letter you receive puts you in a strong position to make competitive offers — and gives you a clear budget for your home search.