How Much Does It Cost to Run a Sump Pump in Florida? (2026)

A sump pump draws 400 to 1,500 watts but only runs when the pit fills. In dry seasons that may be minutes a day; in a wet spring it can run for hours.

A typical sump pump (800 W) costs $0.12 per hour, or about $1.81 per month at 0.5 hours a day in Florida. Cheap to run

Hours used per day
WattagePer hourPer dayPer monthPer year
Low 400 W$0.060$0.030$0.91$11.02
Typical 800 W$0.12$0.060$1.81$22.05
High 1,500 W$0.23$0.11$3.40$41.34

Formula: watts ÷ 1000 × hours × price per kWh. Typical use is 0.5 h/day ≈ 146 kWh per year.

One hour of a sump pump (0.80 kWh) is the same electricity as

Electricity per year at typical use, on a log scale: #45 of 95 appliances, from least to most.

In Florida, with electricity at 15.1¢ per kWh (source: EIA Table 5.6.A, 2026-06), a typical sump pump costs $0.12 per hour and about $22.05 per year at 0.5 hours a day. That is about 18% less than the national average for the US ($2.20 per month), because electricity in Florida costs 15.1¢ per kWh against 18.3¢ nationally. Each $1.00 of electricity buys roughly 8.3 hours of use.

How to lower the cost of running a sump pump

Frequently asked questions

How much does a sump pump cost to run?

About 0.4 kWh a day at 30 minutes of run time. Far more during storms.

Does a sump pump use electricity when not pumping?

No. It draws nothing until the float switch closes.

Should I be worried about a sump pump running constantly?

Yes. It usually means a stuck float, a high water table, or a failed check valve.

Cost by region

US states
Canadian provinces

Related appliances

Use the generic electricity cost calculator · Which uses more? Take the quiz