ISECO Electricity Rate: ₱13.23/kWh
Ilocos Sur Electric Cooperative, Inc. (ISECO) charges residential customers ₱13.23 per kilowatt-hour as of September 2026. It serves Ilocos Sur.
Rate as of September 2026What that means on your bill
| Monthly usage | Approximate bill |
|---|---|
| 100 kWh | ₱1,323 |
| 200 kWh | ₱2,646 |
| 300 kWh | ₱3,969 |
| 500 kWh | ₱6,615 |
Usage × ₱13.23/kWh. Fixed monthly charges and any lifeline discount move the exact figure slightly. Your own bill shows your usage in kWh; for a breakdown by appliance, pick ISECO in the appliance calculator.
That is up ₱1.64 from ₱11.59 the month before.
ISECO's rate since 2023
In 2023 ISECO's rate averaged ₱11.99 a kWh. Over the twelve months to September 2026 it averaged ₱10.69, down ₱1.30 (10.9%). Single months can swing hard with refunds and one-off generation adjustments, so the averages are the fairer comparison.
| Year | Average rate | Months with a figure |
|---|---|---|
| 2023 | ₱11.99/kWh | 12 |
| 2024 | ₱9.66/kWh | 12 |
| 2025 | ₱9.16/kWh | 12 |
| 2026 | ₱11.30/kWh | 9 |
Monthly figures from the PRESYO-PH tracker (ICSC), which calculates every utility's rate the same way. Gaps are months with no published figure. How every utility's rate has moved since 2023.
How ISECO compares
- 53rd most expensive of 131 Philippine distribution utilities we track.
- ₱0.37 above the national median of ₱12.86/kWh.
- ₱1.83 below Meralco (₱15.06/kWh).
Nearby utilities
| Utility | Province | Rate |
|---|---|---|
| ABRECO | Abra | ₱13.52 |
| LUECO | La Union | ₱12.35 |
| LUELCO | La Union | ₱12.72 |
| MOPRECO | Mountain Province | ₱13.51 |
| IFELCO | Ifugao | ₱10.25 |
Your address decides your utility; you can't switch to a cheaper one nearby. Why, and what you can do instead.
Solar in the ISECO area
The area averages 5.56 peak sun hours a day, from 4.5 in Aug to 6.69 in Mar. At ₱13.23/kWh that makes rooftop panels pay back in about 2.4 years, the 20th fastest of 131 utilities. See the full payback ranking, or size a system with the solar panel calculator.
Assumes ₱45,000 per kWp installed, 70% of the power used at home and the rest exported at ₱6.97/kWh, and a 0.8 performance ratio. That export credit is ISECO's own generation charge (August 2026), which is what net metering pays.
Frequently asked questions
What is ISECO's electricity rate per kWh?
₱13.23 per kWh for residential customers as of September 2026, according to the PRESYO-PH tracker (ICSC). That is ₱0.37 above the national median of ₱12.86 across 131 utilities.
How much is a 200 kWh bill with ISECO?
About ₱2,646 at ₱13.23/kWh. Fixed monthly charges and any lifeline discount shift the exact figure slightly, so treat it as an estimate.
Does rooftop solar pay back in the ISECO area?
On our standard assumptions, in about 2.4 years, the 20th fastest of 131 utilities. The area averages 5.56 peak sun hours a day, from 4.5 in Aug to 6.69 in Mar.
Sources
- Rate: the PRESYO-PH tracker (ICSC), September 2026.
- Sun hours: Global Solar Atlas, long-term average at a point in the service area.