Blocks & Lots

Block and lot: What is it and where do I find one in NYC?

A block and lot survey system is used in the USA and Canada to locate and identify land. It is usually used in areas of dense population, such as towns and cities. It’s also known as the recorded plat survey system or the recorded map survey system.

How does the block and lock legal land description work?

When a developer wants to create a subdivision they have to subdivide a tract of land. When this happens a surveyor creates a play map to file with the local county court. A plat map shows the boundaries of each lot , the easement, the location of utilities and streets. The actual block and lot  refers to the parcel of land  which is given lot number and each group of contiguous lots is given a block number.

A block is what it sounds like — a group of contiguous lots bounded by streets in the same way a city block is. A lot is an individual piece of land within a block with is intended to be sold or conveyed in its entirety to a buyer.

Is a block and lot system used on its own as the only legal description of a property?

No, it is used in conjunction with another form of land description. In New York and elsewhere this is a metes and bounds system. 

Can a block and lot effect the sales price of a home?

The block and lot itself cannot effect the sale’s price as it is just  physical description. However, being located on a sought after block will attract buyers and will thus fetch a higher price. Buyers, sellers and agents will not refers to a property’s location based on its block and lot but rather, based on the cross streets.

How do I find my block and lot number?

In NYC a block and lot number can be found on the marketproof website, by going the buildings tab and entering the street address.