Písková Lhota is a municipality and village in Nymburk District in the Central Bohemian Region of the Czech Republic.

It lies in a flat agricultural landscape in the Central Elbe Table.

The Výrovka River flows along the western municipal border.

In the southeastern part of the municipality is an artificial lake called Pískovna.

[3] The D11 motorway (part of the European route E67) from Prague to Hradec Králové passes through the municipality.