The Toms River subwatershed includes the following Ocean County municipalities:

• A portion of Jackson Township
• A portion of Manchester Township
• A portion of Berkeley Township
• A small portion of Lakewood Township (the south west corner)
• Most of Toms River Township
• Lakehurst Borough
• South Toms River Borough
• Pine Beach Borough
• Beachwood Borough
• Island Heights Borough
• Roughly half of Ocean Gate Borough (northern portion)

The Toms River subwatershed also includes portions of these Monmouth County municipalities: Millstone Township and Freehold Township.