Home Security System in San Diego — $38/yr to Run (28.8¢/kWh)
Your home security system in San Diego costs about $3/month at 28.8¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
San Diego, CA Electricity Rate
28.8¢/kWh
Utility: San Diego Gas & Electric (SDG&E)
+122% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$0.10
0.4 kWh/day
Monthly Cost
$3.15
11 kWh/mo
Annual Cost
$38
131 kWh/yr
Lifetime (10yr)
$378
energy only
Monthly Cost Breakdown in San Diego
| Period | kWh | San Diego Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 0.4 | $0.10 | $0.05 | +$0.06 |
| Weekly | 2.5 | $0.73 | $0.33 | +$0.40 |
| Monthly | 11.0 | $3.15 | $1.42 | +$1.73 |
| Quarterly | 32.9 | $9.46 | $4.27 | +$5.19 |
| Annual | 131.4 | $37.84 | $17.08 | +$20.76 |
Customize Your Home Security System Cost
Adjust usage hours and electricity rate to calculate your exact cost in San Diego.
Daily
$0.10
Monthly
$3.15
Annual
$38
10-Year
$378
Energy Saving Tips for Home Security System in San Diego
- ✓San Diego electricity rates are 122% above the national average — energy efficiency matters more here.
- ✓An ENERGY STAR Home Security System in San Diego saves ~$NaN/year compared to standard models.
- ✓A smart Home Security System with scheduling optimization can save ~$4/year at San Diego rates.
- ✓Test system monthly
- ✓Update firmware regularly
- ✓Use cellular backup
ENERGY STAR Savings: Upgrading to an ENERGY STAR Home Security System in San Diego saves approximately $NaN/year at local rates — $NaN over the appliance lifetime.
Highest-Cost Appliances in San Diego, CA
See which appliances cost the most to run at San Diego's 28.8¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$3,732/yr
$311.04/mo
Electric Furnace
HVAC · 10,000W
$2,592/yr
$216.00/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$1,892/yr
$157.68/mo
EV Charger (Level 2)
Garage · 7,200W
$1,866/yr
$155.52/mo
Boiler (Electric)
HVAC · 6,000W
$1,555/yr
$129.60/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$1,419/yr
$118.26/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$1,419/yr
$118.26/mo
Heat Pump
HVAC · 2,400W
$1,106/yr
$92.16/mo
Home Security System Cost in Other California Cities
| City | Rate | Annual Cost | vs San Diego |
|---|---|---|---|
| San Diego (current) | 28.8¢ | $38 | — |
| Los Angeles | 30.5¢ | $40 | +$2 |
| San Jose | 34.7¢ | $46 | +$8 |
| San Francisco | 26.5¢ | $35 | $-3 |
| Fresno | 29.9¢ | $39 | +$1 |
| Sacramento | 24.7¢ | $32 | $-5 |
| Long Beach | 33.5¢ | $44 | +$6 |
| Oakland | 27.9¢ | $37 | $-1 |
| Bakersfield | 27.9¢ | $37 | $-1 |
Home Security System Energy Cost FAQ — San Diego, CA
Understanding Home Security System Energy Costs in San Diego, CA
In a major metro like San Diego, electricity demand is high and rates reflect the cost of maintaining infrastructure for 1.4 million residents. Running a low-draw appliance like the Home Security System (15W) at San Diego's rate of 28.8¢/kWh costs approximately $38 per year — $21 more than the national average of $17.
Electricity in San Diego is significantly more expensive than the national average — 122% higher. For a Home Security System used 24 hours per day, this rate premium adds up to $21 in extra annual costs. Energy-efficient models and usage habits have an outsized impact in high-rate markets like this.
San Diego has a high cost of living (index: 141), which means electricity is just one of many above-average expenses. Reducing appliance energy costs — even by small amounts — contributes to meaningful household savings in this market. Upgrading to an ENERGY STAR Home Security System can cut energy use by up to undefined%, saving approximately $NaN per year at San Diego rates.
In San Diego's warm climate (avg 72.3°F), HVAC-related appliances tend to run more frequently, compounding energy costs. A Home Security System produces approximately 0.09 tons of CO2 annually at typical usage. San Diego residents can reduce this footprint by choosing an ENERGY STAR certified unit, optimizing usage patterns, or investing in solar — see our solar savings calculator for San Diego.
Compare All Energy Costs in San Diego
See energy costs for 178+ household appliances at San Diego's local electricity rate.
Frequently Asked Questions
How much does it cost to run a Home Security System in San Diego, CA?
At San Diego's average electricity rate of 28.8¢/kWh, a Home Security System costs approximately $38 per year to run. That's about $3.15 per month with typical usage of 24 hours per day.
What is the electricity rate in San Diego, CA?
The average residential electricity rate in San Diego, CA is 28.8¢/kWh, which is 122% above the national average of 13.0¢/kWh. The primary utility provider is San Diego Gas & Electric (SDG&E).
How much electricity does a Home Security System use per year?
A Home Security System uses approximately 15 watts and consumes about 131 kWh per year with typical usage of 24 hours/day for 365 days/year.
Is a Home Security System expensive to run in San Diego?
Compared to the national average cost of $17/year, running a Home Security System in San Diego costs $21 more per year due to higher local electricity rates.
How can I reduce my Home Security System energy cost in San Diego?
To reduce Home Security System costs in San Diego: Test system monthly. Update firmware regularly. Upgrading to an ENERGY STAR model saves up to undefined% on energy costs. Also check with San Diego Gas & Electric (SDG&E) for local energy efficiency rebates and programs.