Damodarpur Union () is a union parishad under Badarganj Upazila, Rangpur District, Rangpur Division, Bangladesh. It covers an area of 32.58 squared kilometres, and had a population of 22,547 as of the 2011 census. There are a total of 8 villages within the union.
According to the 2011 census, Damodarpur Union has a total of 6,950 households and 28,310 inhabitants. Out of its population, 14,252 are male and 14,058 are female. The literacy rate is 35.3%, with the male literacy rate being 36.6% and female literacy rate being 34%.
As of the year 2011, Damodarpur has 8 subdivisions. They are listed as follows: