Electricity rates — City of Seattle, Washington (Utility Company)
A household served by City of Seattle, Washington (Utility Company) using 1,000 kWh a month pays about $1,820.17 a year on the cheapest of 9 generally available plans — Schedule RSC - Residential: Seattle from City of Seattle, Washington (Utility Company). Rates checked September 2, 2026. A further 12 schedules are published but restricted — means-tested, closed to new customers, or needing particular equipment — and they are priced further down.
Every priced plan, 1,000 kWh/mo
| Plan | Per year | vs cheapest | Effective |
|---|---|---|---|
| Schedule RLC - Residential Low-Income: Citytime-of-use · tiered · low-income rate | $531.66 | −$1,288.51 | 4.4¢ |
| Schedule RLS-Residential Low-Income: Suburbantime-of-use · tiered · low-income rate | $531.66 | −$1,288.51 | 4.4¢ |
| Schedule RES-Residential Elderly/Disabled: Suburbantime-of-use · tiered · elderly or disabled customers only | $531.66 | −$1,288.51 | 4.4¢ |
| Schedule REC - Residential Elderly/Disabled: Citytime-of-use · tiered · elderly or disabled customers only | $531.74 | −$1,288.43 | 4.4¢ |
| Schedule REB-Residential Elderly/Disabled: Burientime-of-use · tiered · elderly or disabled customers only | $553.02 | −$1,267.15 | 4.6¢ |
| Schedule RLB-Residential Low Income: Burientime-of-use · tiered · low-income rate | $553.13 | −$1,267.04 | 4.6¢ |
| Schedule RET-Residential Elderly/Disabled: Tukwilatime-of-use · tiered · elderly or disabled customers only | $561.08 | −$1,259.09 | 4.7¢ |
| Schedule RLT-Residential Low-Income: Tukwilatime-of-use · tiered · low-income rate | $561.15 | −$1,259.02 | 4.7¢ |
| Schedule RLH- Residential Low-Income: Shorelinetime-of-use · tiered · low-income rate | $563.59 | −$1,256.58 | 4.7¢ |
| Schedule REH- Residential Elderly/Disabled: Shorelinetime-of-use · tiered · elderly or disabled customers only | $563.59 | −$1,256.58 | 4.7¢ |
| Schedule RLE-Residential Low Income: SeaTactime-of-use · tiered · low-income rate | $563.59 | −$1,256.58 | 4.7¢ |
| Schedule REE-Residential Elderly/Disabled: SeaTactime-of-use · tiered · elderly or disabled customers only | $563.59 | −$1,256.58 | 4.7¢ |
| Schedule RSC - Residential: Seattle✓ cheapestflat rate | $1,820.17 | — | 15.2¢ |
| Schedule RSE-Residential: Rentonflat rate | $1,841.77 | +$21.60 | 15.3¢ |
| Schedule RSL-Residential: Normandy Parkflat rate | $1,959.33 | +$139.16 | 16.3¢ |
| Schedule RST-Residential: Tukwilaflat rate | $1,973.68 | +$153.51 | 16.4¢ |
| Schedule RSE-Residential: SeaTacflat rate | $1,989.35 | +$169.18 | 16.6¢ |
| Schedule RSB-Residential: Burienflat rate | $1,989.35 | +$169.18 | 16.6¢ |
| Schedule RSH-Residential: Shorelineflat rate | $1,989.35 | +$169.18 | 16.6¢ |
| Schedule RSB-Residential: King Countyflat rate | $1,989.35 | +$169.18 | 16.6¢ |
| Schedule RSL-Residential: Lake Forest Parkflat rate | $1,989.39 | +$169.22 | 16.6¢ |
Cost across usage levels
The cheapest plan at each consumption level, showing whether the ranking holds as usage changes.
- 500 kWh/mo — cheapest $984.97 (Schedule RSC - Residential: Seattle), dearest $1,075.59, a $90.62 spread
- 1,000 kWh/mo — cheapest $1,820.17 (Schedule RSC - Residential: Seattle), dearest $1,989.39, a $169.22 spread
- 2,000 kWh/mo — cheapest $3,490.57 (Schedule RSC - Residential: Seattle), dearest $3,816.99, a $326.42 spread
What a typical bill costs
At 1,000 kWh a month the 21 priceable plans here run from $1,820.17 on Schedule RSC - Residential: Seattle to $1,989.39 on Schedule RSL-Residential: Lake Forest Park, with a median of $1,989.35.
The spread is $169.22 a year — about $14.10 a month for identical electricity.
Effective rates, bill divided by kilowatt-hours, span 15.2¢ to 16.6¢ per kWh at that usage.
How the answer changes with usage
Schedule RSC - Residential: Seattle is cheapest at every level tested — $984.97 a year at 500 kWh a month, $3,490.57 at 2,000 kWh.
The penalty for a poor choice grows with usage: $90.62 a year at 500 kWh against $326.42 at 2,000 kWh.
Cheapest 6 plans at 1,000 kWh a month
Schedule RLC - Residential Low-Income: City — $531.66 a year, 4.4¢ per kWh effective, tiered and time-of-use. It carries a $2.00 monthly standing charge.
Schedule RLS-Residential Low-Income: Suburban — $531.66 a year, 4.4¢ per kWh effective, tiered and time-of-use. It carries a $2.00 monthly standing charge.
Schedule RES-Residential Elderly/Disabled: Suburban — $531.66 a year, 4.4¢ per kWh effective, tiered and time-of-use. It carries a $2.00 monthly standing charge.
Schedule REC - Residential Elderly/Disabled: City — $531.74 a year, 4.4¢ per kWh effective, tiered and time-of-use. It carries a $2.00 monthly standing charge.
Schedule REB-Residential Elderly/Disabled: Burien — $553.02 a year, 4.6¢ per kWh effective, tiered and time-of-use. It carries a $2.12 monthly standing charge.
Schedule RLB-Residential Low Income: Burien — $553.13 a year, 4.6¢ per kWh effective, tiered and time-of-use. It carries a $2.12 monthly standing charge.
How these plans are structured
Of 21 priceable plans: 12 tiered, 12 time-of-use, 9 flat-rate.
Fixed monthly charges run from $2.00 to $13.30.
Who provides these plans
City of Seattle, Washington (Utility Company) was found serving Seattle, Washington. 21 of its 21 published residential schedules can be priced.
The largest saving available here
Moving from Schedule RSL-Residential: Lake Forest Park to Schedule RSC - Residential: Seattle saves $169.22 a year at 1,000 kWh a month, with no change in consumption.
What this does not cover
12 of these plans price by hour. WattClear does not know which hours a household uses, so those estimates carry lower confidence and say so on the figure.
New to these terms? The methodology page explains tiered bands, time-of-use periods and fixed charges, and sets out exactly what the rate engine assumes.
Estimate — your actual bill may differ.
Tariff structures from NREL/OpenEI Utility Rate Database (CC0 1.0), retrieved September 2, 2026.
Location resolved through the US Census Bureau Geocoder (Public domain) at 47.6062, -122.3321.