Calculate Your Electricity Bill
▾| Period | Estimated Bill |
|---|---|
| Daily | — |
| Monthly | — |
| Annual | — |
| Avg Rate (per kWh) | — |
São Tomé & Príncipe electricity rates at a glance (2026-03 dataset)
| Customer type | Approx. rate |
|---|---|
| Residential | 4 STN/kWh |
| Commercial | 5.5 STN/kWh |
| Industrial | 4.5 STN/kWh |
Tariffs are regulated by AGER. Average grid supply is about 18 hours per day.
São Tomé & Príncipe Electricity Tariff Calculator — What You Need to Know
Check current electricity tariff rates in São Tomé & Príncipe and calculate your monthly bill. Our calculator covers residential, commercial, and industrial tariff bands, giving you an accurate cost estimate based on actual consumption.
Use the result as a budgeting estimate, not an official bill. Tariff bands, service charges, and fuel-cost adjustments change during the year — compare the estimate against a recent bill from your utility.
Disclaimer: These are planning estimates based on AfroTools dataset assumptions and available market context. Actual tariffs, fuel prices, battery prices, and installation costs may vary. Always verify current utility, regulator, installer, and vendor pricing before buying.
Frequently asked questions
How much is electricity per kWh in São Tomé & Príncipe?
As of the AfroTools 2026-03 dataset, residential customers pay roughly 4 STN/kWh, commercial rates are around 5.5 STN/kWh, industrial rates are around 4.5 STN/kWh. Always verify against your latest bill or the utility's published tariff.
Who sets electricity tariffs in São Tomé & Príncipe?
Electricity prices in São Tomé & Príncipe are regulated by AGER. Tariff reviews can change rates during the year, so treat calculator results as planning estimates.
How many hours of grid electricity does São Tomé & Príncipe average per day?
Grid supply in São Tomé & Príncipe averages about 18 hours per day in the AfroTools dataset. Supply varies widely by area and season.