United StatesMissouri › Union Electric vs Cuivre River Electric Coop

EnergySavings · Missouri · Comparison

Union Electric Co vs Cuivre River Electric Coop Inc: who pays less in Missouri?

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.

Cuivre River Electric Coop Inc customers paid less: an average 11.07¢/kWh in 2024 versus 12.56¢/kWh at Union Electric Co (EIA-861) — a gap of 1.49¢/kWh, worth about $161 per year at typical usage (10,800 kWh/yr). Their territories meet in 5 MO counties (Lincoln, Montgomery, Pike, …). You cannot switch wires companies — the territory is set by your address.

Side by side (MO, EIA-861)

Union Electric Co vs Cuivre River Electric Coop Inc — residential averages from federal EIA-861 filings
MetricUnion Electric CoCuivre River Electric Coop Inc
2024 average price, ¢/kWh12.5611.07
2023 average price, ¢/kWh12.2910.58
Annual cost at 10,800 kWh, $/yr$1,357$1,196
Residential customers (2024)1,095,61972,974
OwnershipInvestor-ownedCo-op
Counties served in MO655

Average price = residential revenue ÷ sales (bundled service): the all-in price customers actually paid, including supply, delivery and riders. Profiles: Union Electric Co · Cuivre River Electric Coop Inc · Missouri overview.

Where the territories meet

Both utilities file EIA-861 service territory in: Lincoln · Montgomery · Pike · St Charles · Warren counties (MO, 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; Union Electric Co and Cuivre River Electric Coop Inc do not compete for the same meters. Missouri is a regulated retail market — there is no residential supplier shopping; rates are set in utility-commission proceedings (psc.mo.gov). The price gap above mainly matters when choosing where to live, comparing towns, or benchmarking your bill.

Questions people ask

Is Union Electric Co cheaper than Cuivre River Electric Coop Inc?
No — in 2024 Union Electric Co customers averaged 12.56 cents/kWh versus 11.07 for Cuivre River Electric Coop Inc (EIA-861). Cuivre River Electric Coop Inc was cheaper by 1.49 cents, about $161 per year at 10,800 kWh.
Can I switch from Union Electric Co to Cuivre River Electric Coop Inc?
No — distribution territories are exclusive and set by address; you cannot pick between the two wires companies. Missouri has no residential supplier shopping either; rates are set in utility-commission proceedings.
Why is Union Electric Co more expensive than Cuivre River Electric Coop Inc?
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 Union Electric and Cuivre River Electric Coop territory all feed the 1.49-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.