Brownsville Borough has three Precincts:
Precinct #1 includes the Northside of Brownsville, generally areas north of the Intercounty Bridge and the Muncipal Building.
Precinct #2 includes the riverside areas of Brownsville, like the neighborhood of South Brownsville
Precinct #3 is the upper section of Brownsville and includes the two housing projects, Snowden Terrace and South Hills Terrace.
All residents reside in the Brownsville Area School District
All residents reside in the 50th district of the Pennsylvania House of Representatives and the 32nd Senatorial District, both in the Pennsylvania General Assembly.
All precincts of Brownsville Borough are in the Pennsylvania 9th Congressional District for the US Congress.
Brownsville Borough is in Magisterial District is 14-2-03