What’s Your Home Buying Power?
- Suzanne Svahn

- Sep 16
- 5 min read
Updated: Oct 1
Navigating the housing market can be overwhelming, but understanding your financial "buying power" is the key to a successful home search. Forget about what the "average" person can afford; your buying power is a personalized metric that puts you in the driver's seat. It's the total amount of purchasing potential you have, and it's far more comprehensive than just a pre-approval letter.
This guide, updated with the latest expert insights and data, will help you understand what buying power truly means, why it matters, and how to calculate it for yourself.

Buying Power vs. Housing Affordability: What's the Difference?
While both terms are used in real estate, they serve different purposes. Housing affordability is a broad economic indicator. It's a metric used by organizations like the National Association of Realtors® to gauge whether the typical family earning the median income can afford a mortgage on a median-priced home in a given area. It's a useful snapshot of the overall market but isn't a personalized guide for your home search.
Your buying power, on the other hand, is all about you. It's a holistic look at your unique financial situation, including:
Your monthly income after fixed expenses.
Your savings for a down payment.
The equity from the sale of your current home (if applicable).
The amount you're qualified to borrow from a lender.
Focusing on your buying power prevents you from making the common mistake of only considering a home's list price. A home's affordability is not just its sticker price; it's the full picture of your monthly financial commitment, including property taxes, homeowners insurance, and potential HOA fees.
Why Your Buying Power Is Your Most Powerful Tool
A clear understanding of your buying power can prevent you from becoming "house poor," a situation where you've exhausted your savings on the down payment and have nothing left for unexpected repairs or maintenance. Knowing your true purchasing potential helps you find a home you can comfortably afford, allowing you to maintain your desired lifestyle.
Calculating Your Buying Power
Ready to crunch the numbers? Your buying power is determined by adding the funds you have available for the purchase to the total loan amount you can secure.
To calculate this, you need to consider two key factors:
1. The Loan Amount You Can Qualify For
Lenders use a variety of factors to determine how much they're willing to lend, with your debt-to-income (DTI) ratio being one of the most important.
Debt-to-Income (DTI) Ratio: This ratio compares your total monthly debt payments to your gross (pre-tax) monthly income. A lower DTI ratio indicates a better financial position.
Front-End Ratio: This is the percentage of your gross income that will go toward housing costs, including your mortgage principal and interest, property taxes, and homeowners insurance. Most lenders traditionally recommend this be no more than 28%.
Back-End Ratio: This includes all your monthly debt payments—housing costs plus car loans, student loans, and credit card minimum payments. Lenders typically prefer this ratio to be below 36%, although some will approve loans with a DTI as high as 45% or even 50% for borrowers with excellent credit scores or significant savings.
*Expert Tip: While lenders have a maximum DTI they will accept, many financial advisors recommend a more conservative approach. The popular 28/36 rule is a great starting point for establishing a comfortable and sustainable budget.
2. Your Upfront Capital
This is the cash you have available for the down payment and closing costs. This includes:
Savings and investments.
Proceeds from the sale of your current home.
Gift funds from family or friends.
By adding your upfront capital to the loan amount you can qualify for, you get a clear picture of your total buying power.
4 Key Factors That Impact Your Buying Power
Credit Score: A high credit score (typically 740+) can significantly lower your mortgage interest rate. Even a small drop in your rate can save you tens of thousands of dollars over the life of the loan and increase the home price you can afford.
Debt-to-Income Ratio: As mentioned above, a lower DTI shows lenders you have plenty of room in your budget for a mortgage, making you a less risky borrower.
Assets: Lenders want to see a stable financial history. Documenting your income and showing where your down payment funds are coming from demonstrates financial responsibility.
Down Payment: The more you can put down, the less you have to borrow. A down payment of 20% or more allows you to avoid Private Mortgage Insurance (PMI), a monthly fee that protects the lender but adds to your housing costs.
How to Save for a Down Payment
Saving for a down payment is often the biggest hurdle, but it's a critical step to increasing your buying power.
For First-Time Buyers:
Set a realistic savings goal: Research the median home price in your desired area and set a target down payment percentage. Many first-time homebuyer programs allow for as little as 3% down.
Cut back on non-essential spending: Review your budget and identify areas to reduce costs temporarily.
Increase your income: Consider a side hustle, freelance work, or selling unused items. Be sure to save any windfalls like tax refunds or work bonuses.
Explore home-buying programs: Many state and local governments offer grants or down payment assistance for first-time buyers.
Accept gifts: In 2024, a significant portion of first-time buyers received financial gifts from family to help with their down payment.
For Repeat Buyers:
Use home sale proceeds: Over half of repeat buyers use the proceeds from the sale of their current home for the down payment on their next one.
Tap into your equity: A home equity line of credit (HELOC) or a home equity loan can provide funds for a second property.
Consider a 401(k) loan: You may be able to borrow a portion of your 401(k) for a down payment. Remember, this is a loan you must repay, and there are risks if you leave your job.
Get a Clearer Picture of Your Buying Power
Understanding your buying power empowers you to find a home that fits both your dreams and your budget. Instead of feeling restricted by what's "affordable," you can confidently search for a home that enhances your life.
Contact our team today for a FREE Comparative Market Analysis (CMA) of your current home to get a general idea of how much you may get for it, and to get a clearer picture of your total buying power.
Call us at (619) 987-8287
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Sources:
National Association of Realtors® (NAR): The leading source for real estate market data and trends. https://www.nar.realtor/
Federal Housing Finance Agency (FHFA): Provides data on mortgage rates and home price appreciation. https://www.fhfa.gov/
Bankrate: A trusted resource for financial advice, including mortgage calculators and DTI information. https://www.bankrate.com/
U.S. Census Bureau: The primary source for demographic and housing statistics in the United States. https://www.census.gov/







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