The City of Marlborough has set its water and sewer rates for Fiscal Year 2026 (July 1, 2025 – June 30, 2026). In-city rates per 100 cubic feet (748 gallons) are $8.73 for water and $9.81 for sewer; out-of-city rates are $9.17 for water and $10.30 for sewer. These rates support the city's year-round operation, maintenance, and improvement of water and wastewater systems, ensuring regulatory compliance, public health, and reliable service.