Bridging

28 Days

Auction Bridge Calculator

Calculate bridging for auction purchases with 28-day completion. Model fast-track finance for auction properties.

AI-Powered

Free to use

Auction Details

£Winning Bid

Hammer price

Auction Fees%

Buyer's premium (typically 2%)

£Current Market Value

OMV for lending purposes

Completion Deadlinedays

Typically 28 days from auction

£Deposit Already Paid

10% paid at auction (non-refundable)

Exit Strategy

£Planned Refurb

Works budget

£Exit Value

Refinance value

Holding Periodmonths

Time until exit

Bridge Finance Terms

Bridging LTV%

Typically 70-80%

Interest Rate% pm

Monthly rate

Interest Retentionmonths

Months retained upfront

Arrangement Fee%

1.5-2.5% typical

Exit Fee%

0-1.5% typical

£Valuation Fee

£Legal Fees

Auction Timeline Checklist

Day 0: Pay 10% deposit at auction

Day 1-3: Submit bridging application

Day 3-7: Valuation instructed

Day 7-14: Legal due diligence

Day 14-21: Offer issued

Day 28: MUST complete (or lose deposit)

Critical: If you fail to complete within 28 days, you will lose your £18,000 deposit and may face additional penalties.

Purchase Summary

Winning Bid

£180,000

Auction Fees

£0

2% buyer's premium

Total Purchase Cost

£0

Bridge Finance

Bridge Loan

£0

75% LTV

Day 1 LTV

0.0%

Net Day 1 Advance

£0

After fees & retained interest

Cash Required

£0

To complete purchase + refurb

Deposit paid:-£18,000

Bridge advance:-£0

Finance Costs

Arrangement Fee

£0

Total Interest

£0

6 months

Exit Fee

£0

Total Finance Cost

£0

Profit Analysis

Total Project Cost

£0

Expected Profit

£0

Profit on Cost

0.0%

Return on Cash

0.0%

On cash invested

AI RECOMMENDATION

Auction Bridge Analysis

Ready

Live

Based on your inputs, this auction purchase needs review. You're bidding £180,000 with a 0.0% LTV bridge. The expected profit is £0 (0.0% return on cost). You'll need £0 cash to complete. Remember: with only 28 days to complete, speed is critical.

CASH REQUIRED

£0

EXPECTED PROFIT

£0

Confidence65%

About the Auction Bridge Calculator

What it does and how it helps you

The Auction Bridge Calculator helps UK property investors model fast-track bridging finance for auction purchases. When you win at auction, you typically have just 28 days to complete - this calculator shows exactly how much you need and whether the deal stacks up financially.

28-day completion timeline tracking

Auction fee calculations (buyer's premium)

Day one LTV and GDLTV analysis

Cash required to complete breakdown

How It Works

Understanding the calculation method

Auction bridging finance is designed for speed. Here's how it works: 1. Win the Property - You bid at auction and pay 10% deposit immediately 2. Secure Bridge Finance - Apply for bridging within 1-3 days of auction 3. Complete Due Diligence - Valuation and legal work completed in 7-14 days 4. Complete Purchase - Bridge funds released to complete within 28 days 5. Execute Strategy - Refurbish, refinance, or flip depending on your exit plan The calculator models your total facility (purchase + refurb), day one LTV, cash required to complete, and expected profit based on your exit strategy. It accounts for auction fees (buyer's premium), bridging interest, arrangement fees, exit fees, and all associated costs.

When to use this calculator

Use this calculator when you're planning to bid at property auction or have already won at auction. It's essential for understanding your cash requirements, ensuring you can complete within 28 days, and validating that the deal generates sufficient profit after all bridging costs.

Frequently Asked Questions

Common questions about this calculator

Auction bridging is fast-track finance designed to complete property purchases within the tight 28-day deadline after winning at auction. Lenders typically advance 70-80% LTV with quick decision times and can often complete in 2-3 weeks.

You must pay a 10% deposit on the day of auction (or the next working day). This is non-refundable - if you fail to complete within 28 days, you lose this deposit plus may face additional penalties.

Failing to complete means you forfeit your 10% deposit and the seller can resell the property. You may also be liable for additional damages. Always ensure your bridging finance is in place before bidding at auction.

Auction bridging rates in the UK range from 0.75% to 1.25% per month depending on LTV, property type, and lender. Expect arrangement fees of 1.5-2.5% and budget for fast-track valuation and legal costs.

Yes, many auction bridge lenders will advance refurb costs (typically up to 100% of works). This can be drawn upfront, staged, or in arrears depending on the lender and scope of works.

Related Property Terms

Auction finance UK28 day bridging loanProperty auction fundingFast track bridgingAuction buyer's premiumDay one LTVAuction property investmentBridge to letAuction flip financeEmergency bridging loan