Sumner-Cowley Elec Coop, Inc
Cooperative electric utility · Kansas · #1,605 of 3,199 U.S. utilities by customers · EIA utility #18316
Sumner-Cowley Elec Coop, Inc is a cooperative electric utility serving 4,586 customers in Kansas. In 2025 it sold 83.1 gigawatt-hours of electricity for $13.35M in revenue, an average realized rate of 16.06¢ per kWh across all customer classes and — per kWh for residential customers. Its reported service territory covers 6 counties.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Total | 4,586 | 83.1 | $13.35M | 16.06¢ |
Average realized rate = revenue divided by sales as reported on EIA Form 861. It blends fixed charges, demand charges and riders into one per-kWh figure; it is not the utility's tariff rate. Estimated residential bill assumes the average residential customer's actual 2025 usage (— kWh/month).
This utility files the EIA-861S short form, which reports totals only - no breakdown by customer class is published for it.
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 4,506 | 74.9 | $11.80M | — |
| 2022 | 4,524 | 91.1 | $13.19M | — |
| 2023 | 4,549 | 88.0 | $12.40M | — |
| 2024 | 4,547 | 81.1 | $12.79M | — |
| 2025 | 4,586 | 83.1 | $13.35M | — |
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 4,586 meters
Counties served
Butler, KSCowley, KSHarper, KSKingman, KSSedgwick, KSSumner, KS
Other large utilities in Kansas
- Evergy Kansas Central, Inc - 399,379 customers, residential 14.56¢
- Evergy Kansas South, Inc - 349,942 customers, residential 14.54¢
- City of Kansas City - (KS) - 69,092 customers, residential 14.93¢
- Midwest Energy Inc - (KS) - 50,200 customers, residential 12.01¢
- Wheatland Electric Coop, Inc - 32,395 customers, residential 15.01¢
- Prairie Land Electric Coop Inc - 24,538 customers, residential 14.79¢
- Victory Electric Coop Assn Inc - 20,569 customers, residential 12.35¢
- FreeState Electric Coop - 19,144 customers, residential 17.84¢
All Kansas utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #18316 in the EIA frame.