Estimating rehab costs is the step where most new flippers in Dallas either make money or lose it. Get the number right, and your project cash flows the way you planned. Get it wrong, and you’re covering the gap out of pocket. At HiFi Hard Money, we’ve worked through enough projects across Dallas-Fort Worth to know exactly where cost estimates tend to go sideways, and we want to share what we’ve learned so your next flip starts on solid ground.
Why Your Rehab Estimate Matters Before You Ever Apply for a Loan
Your rehab estimate isn’t just a budget. It’s the foundation of your entire deal analysis. When we structure a fix-and-flip loan, we look at the After Repaired Value of the property and lend up to 75% of that number. That means your projected repair costs directly affect how much skin in the game you’ll need and whether the deal pencils out at all. Walking into a project with a vague sense of the work involved is one of the fastest ways to undermine a flip before it starts.
Start With a Full Walkthrough Before You Commit
Before you sign anything, walk the property with a checklist in hand. You want to assess the roof, HVAC, plumbing, electrical, foundation, windows, flooring, kitchen, and bathrooms at a minimum. Don’t skip the attic or crawl space. In Dallas, heat cycles are brutal on HVAC systems and roofing materials, so those two line items alone can swing your budget by tens of thousands of dollars. A quick visual inspection from the street won’t cut it.
Break Your Scope Into Categories, Not Just a Total
The investors we see succeed most consistently are the ones who itemize their rehab costs by category rather than throwing out a single number. Think in terms of structural repairs, mechanical systems, cosmetic updates, and exterior work. When you separate costs this way, it’s much easier to catch what you’ve missed. It also helps when you’re putting together your draw request, since we’ll work through your scope of work with you to keep the project moving. Our draw process is designed to turn around the same day or the next day in most cases.
Use Real Contractor Bids, Not Estimates From Memory
We hear investors quote rehab numbers based on what they spent on a different property two years ago. Material costs, labor rates, and permit fees shift constantly in the Dallas market. Get actual bids from licensed contractors before you finalize your numbers. Three bids on major work give you a realistic range and some negotiating room. If you’re early in your investing career and don’t have a contractor network yet, that’s one of the areas where we can help you build your team.

Factor in Holding Costs and the Timeline
Rehab cost estimates often miss the carrying costs that pile up while the work is happening. Holding costs grow every week, so delays don’t just slow your timeline. They eat into your margin. In Dallas, single-family flips on non-owner-occupied properties are our focus, and we see the most successful projects close with a tight scope and a realistic timeline built around the actual work required.
Build in a Contingency from the Start
Even experienced flippers encounter surprises. Hidden water damage, outdated wiring behind the walls, or foundation issues that weren’t visible during the initial walk all show up after demo. A contingency of 10 to 15 percent on top of your line item total isn’t pessimism. It’s how you protect your margin when reality doesn’t match the original scope.
When you’ve done the work of building a solid, itemized rehab estimate, the loan conversation goes much smoother. We can typically get new investors to closing in around five business days. Returning investors often move even faster. And since we’re completely transparent about our costs, you’ll know exactly what to expect from us on the fee side before you’re committed to anything.
Ready to run your numbers? Reach out to us at (972) 630-6676 or email info@hifihardmoney.com. We’re happy to take a look at your deal.
FAQs
What property types does HiFi Hard Money lend on in Dallas?
We primarily lend on non-owner-occupied single-family homes in the Dallas-Fort Worth area and other major Texas markets.
How much can I borrow for a fix-and-flip project?
We lend up to 75% of the After Repaired Value of the property.
What fees should I expect?
We’re fully transparent about costs. Appraisal and doc prep fees are passed through at exactly what we pay. We don’t charge administrative or underwriting fees, and most fees are deferred until you sell the property.
How quickly can I close?
New investors typically close in around five business days. Returning investors can move as fast as three business days.