Summary answer: Most lenders want your total debt-to-income (DTI) ratio at or below 43%-45% for a conventional loan in Oakton, though strong compensating factors can push that higher. VA loans can go higher still, using a residual-income approach — relevant given Oakton's genuine proximity to defense-related employment.

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Front-end vs. back-end DTI

DTI Type What It Measures Typical Max
Front-end Housing payment only ÷ gross income 28%-31%
Back-end All debt ÷ gross income 43%-45% (conventional); higher for VA

Why Oakton's high median income context matters

With an average household income of $175,000-$215,000, many local buyers qualify comfortably — if your income runs below this benchmark, understanding your exact DTI room becomes more important here.

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