
Option 1: Sell First, Then Buy
Selling first gives you the clearest financial picture. You know your net proceeds, remove the existing mortgage from the equation, and can often make the next purchase with a stronger down payment.The tradeoff is housing between transactions. You may need a seller rent-back, short-term rental, temporary stay with family, or two moves. There is also the risk that the right replacement home does not appear on your preferred schedule.This approach can work well when maximizing certainty matters more than convenience.Option 2: Buy First Using Available Cash and Income
Some homeowners can qualify for the new mortgage while still carrying the current home. This may allow them to purchase without a home-sale contingency and move before preparing the old home for market.Qualification is only part of the decision. You also need to consider:- How long you could comfortably carry both mortgages
- Property taxes, insurance, utilities, and maintenance on two homes
- The cash remaining after the down payment and closing costs
- Whether the old home needs repairs or preparation before listing
- What happens if the sale takes longer or nets less than expected
Option 3: Use a HELOC or Home-Equity Loan
If you have substantial equity, a home-equity line or loan may help provide funds for the next down payment before the current property is sold.This can be useful, but timing matters. It is generally easier to establish home-equity financing before the current home is listed for sale. You should compare the interest cost, fees, draw period, repayment terms, and effect on qualification for the next mortgage.Do not treat available equity as the same thing as available cash. Borrowing against the current home creates another monthly obligation until the sale closes and the balance is repaid.Option 4: Bridge Financing
Bridge financing is designed to help connect the two transactions. Depending on the program, it may advance funds against the current home’s equity or help manage the existing housing payment during the transition.These programs can solve a real timing problem, but they are not interchangeable. Compare:- Interest rate and fees
- Maximum advance
- Required equity
- How the existing mortgage is treated
- Repayment deadline
- What happens if the old home does not sell as quickly as expected
Option 5: Make the Purchase Contingent on Selling
A home-sale contingency can protect you from owning two homes at once. The tradeoff is that sellers may view the offer as less certain, particularly when there are competing buyers.The strength of a contingent offer depends on the full picture. Is your current home already listed? Is it in contract? Have inspections and contingencies been addressed? How realistic are the pricing and closing timelines?A carefully prepared contingency is different from an open-ended promise to sell later.Option 6: Coordinate a Sale, Rent-Back, and Purchase
Another approach is to sell the current home and negotiate time to remain after closing. A rent-back can provide sale proceeds for the next purchase while reducing the need for an immediate move.The details matter. The parties need clear terms covering the move-out date, deposit, daily rent if applicable, utilities, insurance, property condition, and what happens if the seller does not leave on time. Availability and permitted terms can also depend on the buyer’s financing and occupancy requirements.A Better Way to Choose
Before deciding, build three scenarios:- The expected case: the current home sells near the supported market value and on the planned timeline.
- The conservative case: it takes longer and nets less than expected.
- The stress case: you carry both homes for several months while paying for preparation, repairs, or temporary housing.
- How much cash is required before the sale?
- What is the highest temporary monthly obligation?
- How much reserve remains after closing?
- Does the structure weaken the purchase offer?
- What is the backup plan if either transaction is delayed?
