Cottleville water and sewer rates
At typical use (6.2 units, about 4,600 gallons a month), a Cottleville house pays about $63 a month for water and about $27 for sewer: about $1,070 a year. Estimated from public rates, not anyone's actual bill.
Who supplies water to Cottleville houses, what it costs, and how the sewer charge works.
Missouri American Water
Fixed charge of $11.00 for monthly customers with a 5/8 or 3/4 inch meter, plus $11.2023 per 1,000 gallons outside St. Louis County.
| Use a month | Price per 1,000 gallons |
|---|---|
| Fixed charge | $11.00 a month |
| 0 to more | $11.20 |
Sewer
The basic residential rate for wastewater treated by Duckett Creek is $26.75 per month.
Sources
Checked October 31, 2026. Every number here comes from the public sources listed, matched by our checker.
Rates change every year; this page shows when it was last checked. Nothing here is legal, tax or insurance advice.
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