Kilowatt Atlas

Electric cooperative

GreyStone Power Electric Rates and Average Monthly Bill

Average rate and bill, service area, reliability and rate options for this utility, taken from its 2025 filing with the EIA.

Reviewed Data: EIA Form EIA-861, released October 7, 2026

Independent profile. Kilowatt Atlas is not affiliated with GreyStone Power, does not use its logo or branding and cannot take payments, start service or look up accounts. Figures come from public federal data for 2025.

Residential customers

143 thousand

142,841 homes

Average price

12.55 cents

Georgia average 14.74

Average bill

$149.26

Per month at 1,189 kWh

Price rank

6 of 47

Lowest to highest in Georgia

GreyStone Power rates and average bill

GreyStone Power reported 142,841 residential customers on bundled service in 2025, using 1,189 kWh a month on average at 12.55 cents per kWh. Bundled means the utility supplies the energy and delivers it, so the price covers both. Among the 47 Georgia utilities with at least 10,000 bundled residential customers, GreyStone Power ranks 6 from the lowest price.

GreyStone Power compared with Georgia and the United States
AverageCents per kWhkWh per monthMonthly bill
GreyStone Power12.551,189$149.26
Georgia (all utilities)14.741,077$158.70
United States17.23874$150.68

Source: U.S. Energy Information Administration, Form EIA-861 (final 2025 data), sales to ultimate customers. Price is revenue divided by sales and includes fixed charges.

Service area

EIA lists the counties where GreyStone Power has distribution equipment. That covers 8 counties in Georgia. A county can be served by more than one utility, so confirm your address with the utility or your bill.

Georgia (8 counties)

Bartow, Carroll, Cobb, Coweta, Douglas, Fayette, Fulton, Paulding

Not sure who serves your address? Use find my electric company.

Reliability

For 2025, GreyStone Power reported an average of 81 minutes without power per customer and 1.33 interruptions per customer, with major event days left out. The typical interruption lasted about 61 minutes. For comparison, the median state averaged 127 minutes of outage per customer.

GreyStone Power had about 46 fewer minutes of outage per customer than the median state. The Georgia figure across its utilities was 146 minutes. One interruption lasting 61 minutes and 1.33 interruptions a year per customer add up to the 81 minute total.

Source: U.S. Energy Information Administration, Form EIA-861 (final 2025 data), reliability schedule, measured under IEEE 1366. Utilities define events slightly differently, so compare with care.

Rate options and rooftop solar

  • Time-of-use pricing. GreyStone Power does not report a residential time-of-use program in its 2025 EIA filing. Ask the utility, because programs change. How time-of-use rates work.
  • Rooftop solar and net metering. EIA shows 607 residential net-metered systems on the GreyStone Power grid in 2025, with 3.9 megawatts of capacity. How net metering works.

Who owns and regulates it

Owned by the members it serves. An elected board sets the rates, and members may receive capital credits when the co-op has margins to return.

For questions about state consumer protections, see the Georgia Public Service Commission.

GreyStone Power is an electric cooperative based in Georgia.

GreyStone Power compared with Georgia

Of the 56 utilities listed for Georgia, GreyStone Power is the 5th largest by homes, at roughly 2.9% of the state total. Its price of 12.55 cents per kWh is 1.73 cents below the median of 34 other cooperatives in Georgia (14.29 cents). Over a year, the typical GreyStone Power bill runs about $113 below the state average, with monthly use 112 kWh higher. GreyStone Power lists distribution equipment in 8 counties, so check your county and your bill before you assume it serves you. 607 of its residential customers use net metering, or 4.2 per 1,000 homes, against 4.4 for Georgia as a whole.

Source: U.S. Energy Information Administration, Form EIA-861 (final 2025 data). Peers are other utilities of the same type in Georgia with at least 1,000 residential customers and a reported price.

Other Georgia utilities

Utilities in Georgia close in size to GreyStone Power
UtilityTypeHomesCents per kWh
GreyStone PowerCooperative142,84112.55
Sawnee Electric Membership CorporationCooperative182,84912.82
City of ChattanoogaMunicipal176,21912.92
Walton Electric Membership CorporationCooperative133,58114.10
Snapping Shoals Electric Membership CorporationCooperative106,30412.99
North Georgia Electric Membership CorporationCooperative90,93212.93

See every one on the electric companies in Georgia page.

Official site and where to get help

Kilowatt Atlas is not GreyStone Power and does not take payments, start service or manage accounts. To pay a bill, report an outage or start service, use the website, app or phone number printed on your bill. Be careful with search ads and lookalike sites that offer to pay your bill for a fee.

GreyStone Power questions

What is the average residential electric rate for GreyStone Power?

GreyStone Power residential customers on bundled service paid an average of 12.55 cents per kWh in 2025, with average use of 1,189 kWh a month and an average bill of $149.26 (EIA Form EIA-861). The Georgia average was 14.74 cents.

How many customers does GreyStone Power have?

EIA reports about 142,841 residential customers for GreyStone Power in 2025.

Who regulates GreyStone Power?

Owned by the members it serves. An elected board sets the rates, and members may receive capital credits when the co-op has margins to return. See the regulator for Georgia on the Georgia state page.

How reliable is GreyStone Power?

For 2025, GreyStone Power reported an average of 81 minutes of outage per customer and 1.33 interruptions per customer, excluding major event days (IEEE 1366). Utilities measure outages in slightly different ways, so compare with care.

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