| billing basis | metered | s. 29.3 |
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Rules for installation, repair, maintenance and access to water meters in the Town's serviced area.
Water & sewer — Newmarket, Ontario
What are the water and sewer rules and rates?
In the Town of Newmarket, Ontario, water & sewer rules are set by By-law No. 2017-49 to Regulate Water Meters and 2 other bylaws, verified 2026-10-18. Water rate: $2.235 per cubic metre (2025); $2.313 per cubic metre (2026). Water fixed charge: $18.62/month (2025); $19.27/month (2026). Sewer rate: $2.634 per cubic metre (2025); $2.726 per cubic meter (2026).
Regulates supply and use of water in the serviced area: Stage 1 voluntary advisory and Stage 2 ban on outdoor use of municipal water for lawns, gardens, vehicle/sidewalk washing and pool filling.
| billing basis | volumetric (metered) or flat rate (no meter) | Water rates |
| water rate | $2.235 per cubic metre (2025); $2.313 per cubic metre (2026) | Water rates |
| water fixed charge | $18.62/month (2025); $19.27/month (2026) | Basic Charge (monthly) |
| sewer rate | $2.634 per cubic metre (2025); $2.726 per cubic meter (2026) | Wastewater rates |
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rates page: 2026 water $2.313/m3, basic charge $19.27/month, flat rate (no meter) $82.73/month; wastewater $2.726/m3, basic charge $22.72/month, flat $87.20/month. 2025: water $2.235/m3, wastewater $2.634/m3. Billed monthly via NT Power; rebate $41.99/month for low-income.
Directory index of Town by-laws; includes Outdoor Water Conservation, Water Meter and Standing Water by-laws.
Town page listing water and wastewater fees and charges.