BOSTON REIA · FINANCING GUIDE

Bridge Loans: Finance a Specific Transition With a Measurable Exit

Build a milestone calendar and calculate the cash gap if permanent proceeds arrive late or fall short.

Bridge financing connects an identifiable current condition to a condition that supports repayment. Examples include purchasing before another sale closes, completing lease-up or moving a property into permanent financing after repairs. The bridge should end because a specific transaction or operating milestone occurs.

Hard money describes a lending approach and private money a capital source; bridge describes the temporary purpose. One loan may fit all three descriptions. Compare the actual documents and cash movements instead of treating the labels as distinct standardized products.

Boston REIA editorial guide · Expanded October 25, 2026

See the financing example Use the calculators

Build the financing analysis

Name the condition preventing permanent financing

State the reason ordinary long-term financing is unavailable today. It might be incomplete work, an unsigned lease, an existing-property sale or a timing issue in another transaction. Then identify the evidence that will remove that obstacle. A plan that says only refinance later has no measurable transition.

For each milestone record its owner, expected date, dependency and consequence if missed. If the exit depends on another lender, obtain a meaningful preliminary evaluation of the borrower and property before accepting the bridge. The ability to close temporary financing is not proof that the future takeout lender will recognize the same value or income.

Compare usable proceeds with the full cash need

Reconcile gross commitment, closing advance, holdbacks, points, interest reserves and escrows. Deduct the actual existing payoff when refinancing. If the bridge is secured by multiple assets, show which asset supplies cash and which merely supplies additional security.

List uses that occur after closing, including repairs, leasing commissions, tenant improvements and ownership costs while waiting for income. An interest reserve may cover scheduled payments but leave those other bills unfunded. Calculate peak borrower cash with a delayed exit, not just the closing contribution. Confirm whether additional advances are discretionary or contractually available when conditions are met.

Build the exit waterfall

For a permanent refinance, estimate the loan supported by accepted value, income, rate, coverage and program rules. Deduct closing costs, reserves and the bridge payoff through the anticipated funding date. The remainder is cash returned; a negative remainder is a new equity contribution.

For a sale, use conservative net proceeds rather than contract price. Include selling costs, concessions, remaining work and time needed for closing. If repayment relies on selling another property, model that asset independently. A delay or price reduction in one transaction can affect the bridge collateral even when that collateral performs as planned.

Read extension conditions as credit tests

Identify the deadline to request an extension, fee, required principal reduction, acceptable payment history and any updated value or coverage condition. An option that cannot be exercised under your delayed case is not a reliable backup. Ask whether extension fees are paid in cash or added to the payoff.

Distinguish a contractual option from lender discretion. If approval is discretionary, preserve enough time to pursue another exit. Keep the extension calendar ahead of maturity and give the lender accurate updates. Waiting until the final week weakens the practical ability to order an appraisal, cure a title problem or move to another financing source.

Measure the cost of waiting

Calculate monthly interest at the expected funded balance, plus property taxes, insurance, utilities, security and management. A bridge with an interest-only payment can leave the entire principal outstanding. Delaying repayment may consume cash without reducing the maturity obligation.

For a rate that can change, model the applicable index, margin and floor rather than guessing a flat increase. Include the cost of any required rate protection if relevant to the structure. Compare finishing the transition quickly with taking a lower sale price or accepting different permanent terms. The right decision depends on net proceeds and execution probability, not only the advertised annual rate.

Set stop points and a backup decision

Choose dates when you will reassess incomplete construction, weak leasing, an unapproved refinance or a stalled sale. Attach a defined action to each stop point, such as reducing the asking price, committing additional approved equity or applying for a documented extension. A backup needs both time and a source of funds.

Keep guarantors and other affected owners informed of cross-collateral obligations. Before closing, ask whether the project still works if the bridge lasts longer than planned and the exit supplies less cash. If both changes require money you cannot produce, a larger initial reserve or a different acquisition structure may be necessary.

Worked financing example: A refinance exit with a cash contribution instead of cash out

Hypothetical teaching assumptions only. These are not current rates, lender offers, approval standards or promised results. Figures are before income taxes unless stated and do not model every transaction cost.

A refinance exit with a cash contribution instead of cash out
Item	Illustrative figure	Interpretation
Bridge principal / rate	$500,000 / 10%	Assume interest-only debt and no additional advances.
Value / takeout LTV	$700,000 / 70%	Gross potential refinance is $490,000 before other limits.
Refinance costs / net proceeds	$15,000 / $475,000	Subtract costs from gross proceeds.
Principal payoff gap	$25,000	500,000 − 475,000; accrued interest handled separately.
Three extra months interest	$12,500	500,000 × 10% × 3/12.
Extension charge / total additional cash	$5,000 / $42,500	25,000 gap + 12,500 delay interest + 5,000 fee; other carry excluded.

Even the assumed $700,000 value does not refinance the bridge principal after costs. Three months of delay and an assumed extension charge add another $17,500. If interest has been paid monthly, do not deduct it a second time from the final payoff, but it still belongs in the project’s cash budget.

The permanent loan may also be constrained by coverage or borrower eligibility. Model those limits before treating the 70% value calculation as available proceeds. This example deliberately separates the principal funding gap from the cost of time.

Calculators for this financing decision

Keep the same assumptions across tools. Check each tool’s definitions and reconcile omitted costs in your own worksheet. A calculation does not establish approval or program eligibility.

Refinance calculatorCompare payment and costs, then prepare a separate net-proceeds-versus-payoff reconciliation. The tool does not establish takeout eligibility.Mortgage and amortization calculatorEstimate scheduled principal and interest. Add taxes, insurance and other costs separately, and calculate an earlier balloon outside the tool if necessary.BRRRR calculatorScreen acquisition, work and a refinance exit. Add a dated draw schedule and reconcile closing costs, reserves and accepted loan constraints separately.

Prepare the financing file

Documents and decisions before commitment

Written transition objective and milestone/dependency calendar.
Gross-to-net closing proceeds and all post-closing uses.
Takeout lender evaluation or independently modeled sale exit.
Payoff waterfall including fees, reserves and accrued amounts.
Extension notice, tests, fee and paydown provisions.
Dated stop points, backup action and identified extra-cash source.

Financing questions

How is a bridge loan different from hard money?

Bridge identifies the temporary purpose; hard money describes a lending approach. They can overlap. Compare rate, fees, advances, security and payoff terms rather than assuming the names define the documents.

Is an interest reserve a repayment plan?

No. It funds a limited set of payments under the agreed structure. It does not establish permanent loan eligibility, sell the property or retire the principal at maturity.

Can a high appraisal eliminate my refinance gap?

Only if the future lender accepts it and the loan also satisfies its other constraints. Coverage, program eligibility, costs and reserves can keep net proceeds below payoff even at a higher value.

Primary sources and program references

Official sources support the legal and program framework. The cash-flow examples, comparison workflows and operating judgments are Boston REIA educational analysis. Verify current requirements and obtain transaction-specific advice.

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