Central Air Conditioner in Gresham — $358/yr to Run (10.6¢/kWh)
Your central air conditioner in Gresham costs about $30/month at 10.6¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Gresham, OR Electricity Rate
10.6¢/kWh
Utility: Portland General Electric
-18% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$2.98
28.0 kWh/day
Monthly Cost
$29.79
280 kWh/mo
Annual Cost
$358
3,360 kWh/yr
Lifetime (15yr)
$5,363
energy only
Monthly Cost Breakdown in Gresham
| Period | kWh | Gresham Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 28.0 | $2.98 | $3.64 | $-0.66 |
| Weekly | 196.0 | $20.85 | $25.48 | $-4.63 |
| Monthly | 280.0 | $29.79 | $36.40 | $-6.61 |
| Quarterly | 840.0 | $89.38 | $109.20 | $-19.82 |
| Annual | 3360.0 | $357.50 | $436.80 | $-79.30 |
Customize Your Central Air Conditioner Cost
Adjust usage hours and electricity rate to calculate your exact cost in Gresham.
Daily
$2.98
Monthly
$29.79
Annual
$358
15-Year
$5,363
Energy Saving Tips for Central Air Conditioner in Gresham
- ✓Gresham has below-average electricity rates, but saving energy still reduces your carbon footprint.
- ✓An ENERGY STAR Central Air Conditioner in Gresham saves ~$54/year compared to standard models.
- ✓A smart Central Air Conditioner with scheduling optimization can save ~$72/year at Gresham rates.
- ✓Set thermostat to 78F when home
- ✓Clean or replace filters monthly
- ✓Use a programmable thermostat
ENERGY STAR Savings: Upgrading to an ENERGY STAR Central Air Conditioner in Gresham saves approximately $54/year at local rates — $804 over the appliance lifetime.
Highest-Cost Appliances in Gresham, OR
See which appliances cost the most to run at Gresham's 10.6¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,379/yr
$114.91/mo
Electric Furnace
HVAC · 10,000W
$958/yr
$79.80/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$699/yr
$58.25/mo
EV Charger (Level 2)
Garage · 7,200W
$689/yr
$57.46/mo
Boiler (Electric)
HVAC · 6,000W
$575/yr
$47.88/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$524/yr
$43.69/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$524/yr
$43.69/mo
Heat Pump
HVAC · 2,400W
$409/yr
$34.05/mo
Central Air Conditioner Cost in Other Oregon Cities
Central Air Conditioner Energy Cost FAQ — Gresham, OR
Understanding Central Air Conditioner Energy Costs in Gresham, OR
Gresham is a mid-sized Oregon city where residential electricity rates from Portland General Electric are shaped by regional energy supply and local demand patterns. Running a high-draw appliance like the Central Air Conditioner (3,500W) at Gresham's rate of 10.6¢/kWh costs approximately $358 per year — $79 less than the national average of $437.
Rates in Gresham are close to the national average, so the Central Air Conditioner's annual cost of $358 is broadly representative of what most US households pay. Over the 15-year expected lifespan, total energy cost reaches $5,363.
With a cost of living index of 110.2, Gresham is near the national median. The Central Air Conditioner's monthly cost of $29.79 represents a typical share of the average Gresham electric bill of $96/month. Upgrading to an ENERGY STAR Central Air Conditioner can cut energy use by up to 15%, saving approximately $54 per year at Gresham rates.
Gresham's moderate climate (avg 50°F) helps keep seasonal energy cost swings manageable for most appliances. A Central Air Conditioner produces approximately 2.4 tons of CO2 annually at typical usage. Gresham 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 Gresham.
Compare All Energy Costs in Gresham
See energy costs for 168+ household appliances at Gresham's local electricity rate.