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EnergySavings · Indiana · Comparison

Duke Energy Indiana, LLC vs AES Indiana: who pays less in Indiana?

Data as of: EIA-861 annual 2024 (released 2025) · EIA monthly state prices February 2026 · EIA weekly heating-fuel survey Mar 30, 2026 · retail-choice registry reviewed Jun 2026 · URDB tariffs pulled Jun 2026. Page generated 2026-06-12.

Duke Energy Indiana, LLC customers paid less: an average 12.75¢/kWh in 2024 versus 13.75¢/kWh at AES Indiana (EIA-861) — a gap of 1.00¢/kWh, worth about $108 per year at typical usage (10,800 kWh/yr). Their territories meet in 20 IN counties (Bartholomew, Boone, Daviess, …). You cannot switch wires companies — the territory is set by your address.

Side by side (IN, EIA-861)

Duke Energy Indiana, LLC vs AES Indiana — residential averages from federal EIA-861 filings
MetricDuke Energy Indiana, LLCAES Indiana
2024 average price, ¢/kWh12.7513.75
2023 average price, ¢/kWh14.3113.76
Annual cost at 10,800 kWh, $/yr$1,377$1,485
Residential customers (2024)796,265469,499
OwnershipInvestor-ownedInvestor-owned
Counties served in IN7120

Average price = residential revenue ÷ sales (bundled service): the all-in price customers actually paid, including supply, delivery and riders. Profiles: Duke Energy Indiana, LLC · AES Indiana · Indiana overview.

Where the territories meet

Both utilities file EIA-861 service territory in: Bartholomew · Boone · Daviess · Gibson · Greene · Hamilton · Hancock · Hendricks · Johnson · Knox · Madison · Marion · Monroe · Morgan · Owen · Pike · Putnam · Shelby · Sullivan · Switzerland counties (IN, 2024).

Adjoining or overlapping territory in a county does not mean households there can pick between the two — service maps are parcel-level and fixed. The county overlap mainly matters when choosing where to live or comparing town-level costs.

Can you actually choose between them?

No — not for delivery. Distribution territories are exclusive and set by address; Duke Energy Indiana, LLC and AES Indiana do not compete for the same meters. Indiana is a regulated retail market — there is no residential supplier shopping; rates are set in utility-commission proceedings (in.gov/iurc). The price gap above mainly matters when choosing where to live, comparing towns, or benchmarking your bill.

Questions people ask

Is Duke Energy Indiana, LLC cheaper than AES Indiana?
Yes — in 2024 Duke Energy Indiana, LLC customers averaged 12.75 cents/kWh versus 13.75 for AES Indiana (EIA-861). Duke Energy Indiana, LLC was cheaper by 1.00 cents, about $108 per year at 10,800 kWh.
Can I switch from AES Indiana to Duke Energy Indiana, LLC?
No — distribution territories are exclusive and set by address; you cannot pick between the two wires companies. Indiana has no residential supplier shopping either; rates are set in utility-commission proceedings.
Why is AES Indiana more expensive than Duke Energy Indiana, LLC?
EIA-861 averages reflect everything customers actually paid — supply costs, delivery rates, riders, and surcharges across each territory. Differences in generation mix, grid investment, storm costs, and customer density between AES Indiana and Duke Energy Indiana territory all feed the 1.00-cent gap.
About these numbers. Rates shown are averages computed from federal regulatory filings (EIA Form 861) and public tariff databases — confirm with your utility before making decisions; your actual rate depends on your tariff, usage, and riders. Distribution utility is determined by address and generally cannot be chosen; in retail-choice states you may choose your supplier for the supply portion of the bill. Savings figures use 10,800 kWh/yr (US average residential usage) and are estimates, not quotes. EnergySavings is an independent data project by CertiHomes and is not affiliated with any utility, supplier, or government agency.