Radzymin is a small town in the Wołomin area of the Masovian province of Poland, and is around 25 kilometres from Warsaw.

The main square are a of Radzymin, Poland, c.1930. Isaac Bashevis Singer was brought up on Radzymin.
The current population of Radzymin is approximately 8,500.
The Polish Jewish writer Isaac Bashevis Singer lived for most of his childhood in Radzymin.