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Contact Block Auction House today for a free evaluation of your property.

Block is always seeking new consignments for auction. We are happy to review any item you wish to consign. Fill out the form above and a member of our team will contact you soon.

For consignment and valuation inquiries or to send us images:
248 915 8888 ext: 7


1. Fill out evaluation form

The first step of the consignment process is to fill out the form labled "FREE EVALUATION" on the left. This will give us the initial information to get started.  

2. Submit your images

Send photos and provide us with any additional information you may have about the piece, its history and its condition. You may submit images by email to

3. Review process

Once submission is reviewed we will contact you within 5 business days to discuss the items and offer an auction estimate. We will work with you to finalize details and terms for auction placement, considering expectations, as well as current market values. 

4. Contract

After all details are finalized we will send you a contract / Consignor Agreement. This will outline the terms and conditions and will include a list of consigned items.

5. Transporting your property

After an item has been accepted for auction we can help make arrangements for getting your property to Block. Shipping / Moving cost is the responsibility of the seller. However, Block offers pick up of most items, depending on weight and size, locally in the Metro-Detroit area. We will do all we can to assist in the process of shipping items to Block from out of town.

Our goal is to make the consignment process as smooth as possible. Do not hesitate to contact us with any questions.





Bidding with block is secure and simple. We offer various bidding methods for your convenience and make registration as easy as possible. 


1. Live in person

Most auctions will be held with live in person bidding. All auctions are open to the public and you can register at the door. Registration requires valid identification and credit card. The auction location will be posted on the auction event page.  

2. Live online

Visit liveauctioneers to register to bid live online for our upcoming auctions. You must register for each auction or day that you wish to participate in. Once you register you can participate live from your desktop or mobile device.

3. Phone bidding

When phone bidding, You will be called just before your specified lots are to be auctioned. You will be bidding live with a Block representative who will serve as a liaison between you and the auctioneer. It will be as if you were in the auction room itself. You can register for phone bidding submitting the Bid Form on the left. 

4. Absentee bidding

Absentee bids allow you to place a maximum bid on individual lots without attending the auction. Block will bid on your behalf up to that amount, attempting to secure the lot at the most competitive price. You can register for absentee bidding submitting the Bid Form on the left. 


Bid Form

A bid form must be submitted to register for phone or absentee bidding. Download the form on the left and send it to

When completing the bid form, for each lot you may indicate the method by which you would like to bid: phone or absentee or with a phone/absentee combination. Include valid phone numbers for phone bidding and maximum bids for absentee bidding. Bid forms must be completed fully to be accepted.