City of Tacoma electricity rates
Municipal utility · Washington · WECC region
City of Tacoma is a city-owned municipal utility, governed locally rather than by the state commission, serving 177,554 homes in Washington. Its residential customers pay an average of 11.97¢/kWh including fixed and delivery charges, 33% less than the U.S. average.
Rate basis: EIA-861M monthly utility data, 12 months ending 2026-07.
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City of Tacoma bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $59.85 | $72.01 |
| 1,000 kWh | $119.70 | $115.71 |
| 1,500 kWh | $179.55 | $159.42 |
| 2,000 kWh | $239.40 | $203.12 |
*Residential Service - Schedule A-1 (effective 2025-04-01, $28.30/month customer charge), energy and fixed charges from the OpenEI Utility Rate Database. Riders, fuel adjustments and taxes are often billed separately, so real bills usually land closer to the all-in column. Calculate your bill.
City of Tacoma residential rate plans
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
City of Tacoma rate history
2015–2025: +35% change in the average residential rate (8.45¢ → 11.45¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | City of Tacoma | Washington avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 172 | 372 | 266 |
| Outages per customer (SAIFI) | 0.89 | 1.42 | 1.34 |
| Average restoration time (CAIDI) | 3 hr 12 min | — | — |
| Outage minutes excluding major storms | 70 | 141 | 121 |
Outages in counties served (2025)
From ORNL EAGLE-I, which tracks customers without power every 15 minutes. These counts cover every utility in each county. Weighted across City of Tacoma's counties, customers averaged 8 hr 10 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Pierce | 1,161 | 100 | 86,311 | 2025-10-26 |
| Lewis | 426 | 63 | 15,687 | 2025-12-17 |
| King | 367 | 60 | 122,136 | 2025-10-26 |
| Mason | 334 | 44 | 5,707 | 2025-07-17 |
City of Tacoma service area
City of Tacoma serves 4 counties in Washington and 52 ZIP codes.
King, Lewis, Mason, Pierce
Cities: Tacoma, Federal Way, Lakewood, South Hill, Puyallup, Parkland, University Place, Spanaway, Graham, Frederickson, Elk Plain, Lakeland North, Lakeland South, Joint Base Lewis McChord, Fife, Edgewood, Midland, Milton, Yelm, Summit, Waller, Summit View, Fircrest, Wollochet, Steilacoom, North Yelm, Eatonville, Alderton, North Fort Lewis, McChord Air Force Base, Fife Heights, North Puyallup, McMillin, Crocker, Browns Point
Programs, smart meters & solar
| Smart meters (AMI) for homes | 8% |
| Customers with daily usage data online | 13,521 |
| Time-based rate programs | None reported |
| Net-metered solar homes | 2,960 |
| Residential efficiency incentives paid (2025) | $2,102,080 |
| Residential energy saved by programs | 12,056 MWh |
City of Tacoma at a glance
| Ownership | Municipal utility |
| Services | Generation, Transmission, Distribution, Wholesale Marketing |
| Commercial rate | 11.47¢/kWh |
| Industrial rate | 8.44¢/kWh |
| Retail revenue (2025) | $421,402,500 |
| Electricity sold (2025) | 4,348,063 MWh |
| Peak demand | 710 MW summer · 931 MW winter |
| Power from own generation | 41% (rest purchased) |
| Line losses | 1.1% |
| Balancing authority | TPWR |
| EIA utility ID | 18429 |
Other utilities in Washington
Frequently asked questions
What is City of Tacoma's electricity rate?
City of Tacoma residential customers pay an average of 11.97¢ per kWh, all charges included (EIA-861M monthly utility data, 12 months ending 2026-07). That's 15% below the Washington average of 14.12¢ and 33% below the U.S. average.
What is the average City of Tacoma electric bill?
About $110 a month. The average City of Tacoma home uses 919 kWh a month. At 1,000 kWh the bill would be about $120.
How many customers does City of Tacoma have?
City of Tacoma serves 177,554 residential customers and 200,438 customers in total in Washington, across 4 counties.
How reliable is City of Tacoma?
In 2025, the average City of Tacoma customer was without power for 2 hr 52 min (SAIDI) over 0.89 interruptions (SAIFI), including major storms. Excluding major event days it was 70 min. The Washington average was 6 hr 12 min and the U.S. average 4 hr 26 min.
Does City of Tacoma offer net metering for solar?
City of Tacoma had 2,960 residential net-metered customers in 2025 with 19.6 MW of capacity. Estimate solar savings at this utility's rate.
Sources: EIA-861 2025 and EIA-861M (through July 2026), OpenEI URDB, ORNL EAGLE-I, U.S. Census. Methodology. Spot an error? Rates change often, so confirm with City of Tacoma before making decisions.