We know that there is a lot of information and things to remember when it comes to buying at auction. To help, we’ve answered some of our most frequently asked questions below. If you have any other questions please contact us.

Property Auctions

What is the bidder security and how do I pay it?

A bidder security payment authorisation is required for each lot you wish to bid for. This is detailed on the payments page when you register and an amount will be held on your debit card via our secure online payment method.

The amount required is as follows:

  • Commercial Auctions -£10,000 per lot and inclusive of the Allsop buyer’s fee*
  • Residential Auctions - per lot and inclusive of the Allsop buyer’s fee*
    • Guide price: £1 - £49,999 - bidder security payable = £2,000per lot
    • Guide price: £50,000 - £149,999 - bidder security payable = £5,000 per lot
    • Guide price: £150,000 and above - bidder security payable = £10,000 per lot

* For details of the Allsop buyer’s fee see How to Buy Property at Auction

News and Blogs

Allsop releases largest commercial auction catalogue in 3 years
News 17/09/25

Allsop releases largest commercial auction catalogue in 3 years

Commercial Auction | Auction

Allsop has released the catalogue for its September commercial auction, featuring 185 lots with guide prices ranging from £5,...

Allsop releases 355-lot catalogue for September residential auction
News 01/09/25

Allsop releases 355-lot catalogue for September residential auction

Auction | Residential Auction

Allsop has released the catalogue for its September residential auction, featuring 355 lots across the UK. The catalogue incl...

Allsop raises £45 million in July residential auction including Marylebone block of flats
News 04/08/25

Allsop raises £45 million in July residential auction including Marylebone block of flats

Auction | Residential Auction

Allsop, a leading property consultancy and the UK’s leading property auction house, raised £45 million at its two-day July re...

Five Years On: How Online Auctions Reshaped the Commercial Real Estate Auction Market
Blog 04/08/25

Five Years On: How Online Auctions Reshaped the Commercial Real Estate Auction Market

Commercial Auction | Auction

Five years ago, the UK came to an abrupt halt. On 23rd March 2020, the government’s lockdown order shut down physical spaces—...