Casselberry water and sewer rates
Who supplies water to Casselberry houses, what it costs, and how the sewer charge works.
City of Casselberry
City of Casselberry residential potable house water rates inside city limits, effective October 1, 2026: a monthly base fee per ERC (3/4 inch meter) plus tiered charges per thousand gallons; water is taxable at 10% inside city limits
| Use a month | Price per 1,000 gallons |
|---|---|
| Fixed charge | $15.00 a month |
| 0 to 5 thousand gallons | $2.82 |
| 5 to 10 thousand gallons | $4.66 |
| 10 to 20 thousand gallons | $7.88 |
| 20 to more | $12.65 |
- Source
- Water is drawn from wells in the Floridan Aquifer and treated at three plants: North Plant, South Plant and Howell Park.
- Treatment
- The water is aerated to remove sulfur odor and disinfected; the South plant also uses granular activated carbon filtration, and orthopolyphosphate is added for corrosion control.
- Lead lines
- The City says it does not have lead service lines, based on the Lead and Copper Rule Revision (LCRR).
- By-products
- Total trihalomethanes in 2025: highest locational running annual average 57.63 ppb (MCL 80), no violation.
Sewer
City of Casselberry sewer inside city limits, effective October 1, 2026: a $19.37 base fee a month plus $7.65 per thousand gallons for 0 - 4,999 gallons and $9.57 for 5,000 gallons or more; all sewer charges are based on total water usage through the potable house water meter.
Other charges on the utility bill
- Stormwater (per ERU): $10.65 a month
Dates
| When | What |
|---|---|
| 45 days | A City of Casselberry water bill adjustment for a leak, pool fill or new sod must be requested within 45 days of the repair (30 days from the bill date for unexplained use). |
Checked October 21, 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.