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Wholesaling Calculator

Wholesaling math has three numbers, and confusing them is how deals die at the closing table. Your buyer's max is what an investor can pay. Your assignment fee comes out of it. What's left is the number you can offer the seller. This calculator keeps the three separate, in the open, every time.

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Advanced — closing, holding & deal costs
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Your Offer to the Seller
$91,000
The number you can put in front of the seller and still deliver your buyer a working deal.
Buyer's max (ARV × factor − repairs)$101,000
Minus your assignment fee− $10,000
Minus extra costs (Advanced)$0
Equals your offer to the seller$91,000
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Written by Alberto Molina · Numbers checked by Kyle SowellLast updated: October 2026How we run the numbers →

Walkthrough — a real example, run through this tool

One house, three numbers. ARV $180,000, repairs $25,000. Your buyer works at a 70% factor: $180,000 × 70% = $126,000, minus repairs = buyer's max $101,000. You target a $10,000 assignment fee. Your offer to the seller: $101,000 − $10,000 = $91,000. Contract it at $91,000, assign it at $101,000, and the buyer's math still works — which is the only reason a buyer answers your next call. Inflate the fee to $25,000 and the offer drops to $76,000; the seller says no, and there was never a deal — only a fee looking for one.

How to use this calculator

Step 1. Enter the After-Repair Value from sold renovated comps.

Step 2. Enter the Estimated Repairs — your buyer's contractor will re-price this, so honest beats pretty.

Step 3. Set the Buyer's Factor your real buyers actually pay at — 70% is the standard screen; ask your buyers list, don't assume.

Step 4. Enter Your Assignment Fee — a fee the deal can carry, not a fee you wish it could.

Step 5. Make your offer at or below Your Offer to the Seller. Above it, either your fee or your buyer's margin is fiction.

The numbers behind it

Buyer's Max = (ARV × Buyer's Factor) − Repairs. This is the end buyer's maximum allowable offer — the same math as the 70% Rule Calculator.

Your Offer to the Seller = Buyer's Max − Your Assignment Fee − Extra Costs. Extra Costs (Advanced, normally $0 on a clean assignment) covers a double closing's second set of closing costs when assignment isn't workable in your state or contract.

That subtraction is the whole ethics of wholesaling in one line: your fee is carved out of the spread between the seller's price and the buyer's max — it is never added on top of the buyer's max, and it is never hidden from the math. Buyers who see their margin protected bring you the next deal's closing. Sellers who were told the truth refer their neighbors.

Explanation of terminology

Assignment. Signing your contract rights over to an end buyer for a fee, instead of closing yourself. Full definition →
Assignment fee. What you earn for the assignment — entered above, subtracted in the open. Full definition →
MAO. Maximum Allowable Offer — here, your buyer's version of it. Full definition →
Double closing. Closing twice — you buy, then sell — instead of assigning. Used when an assignment isn't workable. Full definition →
Earnest money. The deposit that makes a contract real. Know your state's rules before you write one. Full definition →

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Frequently asked questions

Is wholesaling legal in my state?

The rules differ by state — disclosure duties, licensing lines, and contract rules. Read your state's page in our Laws family before your first contract; several states require written disclosure that you are a wholesale buyer.

How big should my assignment fee be?

What the spread honestly carries. A fee that fits the math gets paid repeatedly; a fee that breaks the buyer's deal gets paid once, if the deal survives at all.

What if the seller needs more than my offer number?

Then this deal, at this fee, doesn't work — lower the fee if the spread allows, or walk and stay in touch. Forcing a contract above the buyer's max is how wholesalers earn a reputation that ends the business.

Assignment or double closing — which does this assume?

Assignment. If your state or your contract requires a double closing, your costs rise (two closings) and the fee math must absorb them — add them to your thinking before you offer.

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