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Water rates in Mercer Island, WA

1 utility serving Mercer Island. Average monthly bill at 6,000 gallons: $94.52. That's 81% above the national average of $52.31.

Utility Population Monthly Bill
MERCER ISLAND CITY OF 31,057 $94.52

Monthly bill at 6,000 gallons for a residential customer. Smallest available meter, in-district rates.