Want to save money on your water bill? The City of Round Rock calculates each customer’s wastewater charges each year based on their average water use from November through February—when outdoor watering is lowest. Want to save money on your water bill? The City of Round Rock calculates wastewater charges each year based on your average water use from November through February—when outdoor watering is lowest. Using less now means lower wastewater bills later. Using less now means lower wastewater bills later.

Your new wastewater average will appear on your April 2026 bill.

Three ways to save:

• Turn off sprinklers: Cooler weather means less need for outdoor watering.
• Check for leaks: Access your Customer Portal via www.roundrocktexas.gov/paymybill to monitor usage and set email or text alerts.
• Upgrade fixtures: The City’s Better Bathroom Rebate helps cover WaterSense-labeled toilets, showerheads and faucets in homes or duplexes built before 1998. Learn more at www.roundrocktexas.gov/rebates.

Questions?

Visit www.roundrocktexas.gov/waterrates or contact Utility Billing at 512-218-5460 from 8 a.m. to 5 p.m. Monday through Friday. Utility Billing’s in-person lobby hours are 9 a.m. to 5 p.m. Monday-Friday.

How to view realtime consumption and alerts