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How Much Does It Cost to Run a Holiday String Lights in Canada? (2026)
LED string lights use around 0.07 watts per bulb, so a 300 bulb string draws about 20 watts. Old incandescent strings use 10 to 20 times more for the same length.
A typical holiday string lights (20 W) costs C$0.003 per hour, or about C$0.50 per month at 6 hours a day in Canada (average). Cheap to run
| Wattage | Per hour | Per day | Per month | Per year |
|---|---|---|---|---|
| Low (5 W) | C$0.001 | C$0.004 | C$0.13 | C$1.53 |
| Typical (20 W) | C$0.003 | C$0.017 | C$0.50 | C$6.13 |
| High (100 W) | C$0.014 | C$0.084 | C$2.52 | C$30.66 |
Formula: watts ÷ 1000 × hours × price per kWh. Typical use is 6 h/day ≈ 44 kWh per year.
In Canada, with electricity at C$0.14 per kWh (source: Canada Energy Regulator 2026 market snapshot, 2026-06), a typical holiday string lights costs C$0.003 per hour and about C$6.13 per year at 6 hours a day. Each C$1.00 of electricity buys roughly 357.1 hours of use.
How to lower the cost of running a holiday string lights
- Replace incandescent strings with LED. The payback is usually a single season.
- Use an outdoor timer so lights run 5 to 6 hours rather than all night.
- Fewer, brighter strings often look better and cost less than many dim ones.
Frequently asked questions
How much do Christmas lights cost to run?
A typical LED display of 1,000 bulbs on for 6 hours uses about 0.4 kWh a day. Incandescent would use 5 to 8 kWh.
Do LED string lights use much electricity?
No. Even large displays cost a few dollars or pounds per season.
Is it safe to leave string lights on all night?
LEDs run cool, but a timer saves electricity and reduces risk.
Cost by region
- United States (average)
- California
- Texas
- New York
- Florida
- Canada (average)
- United Kingdom
- Germany
- France
- Australia
- India