Union Electric Co. (MO) electricity rates

Union Electric Co. (MO) (investor owned) residential customers paid about 14.2¢ per kWh (Jan–Aug 2026) — an average bill of $124 for 989 kWh a month.

What a month costs with Union Electric Co. (MO)

500 kWh / month$71

900 kWh / month$128

1,200 kWh / month$171

Monthly cost at the average price of 14.2¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.

Price trend

Home priceAvg. billMonthly useBusiness rates

1Y3Y5YAll

Missouri averageU.S. averageUnion Electric Co. (MO)

Aug 202616.0¢per kWh

vs. 1 year ago+4.6%15.3¢

vs. 5 years ago+21.7%13.2¢

Record high16.2¢Jun 2026

Avg. home bill$2161,347 kWh, Aug

EIA forecast, West North Central13.1¢Dec 2027

Hover or tap the chart for exact monthly values. Source: EIA-861M (monthly, latest months preliminary); forecast: EIA Short-Term Energy Outlook (October 2026) for the West North Central region, which includes Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, South Dakota.

ZIP codes served

63005Chesterfield63006Chesterfield63010Arnold63011Ballwin63012Barnhart63013Beaufort63014Berger63015Catawissa63016Cedar Hill63017Chesterfield63019Crystal City63020De Soto63021Ballwin63022Ballwin63023Dittmer63024Ballwin63025Eureka63026Fenton63028Festus63030Fletcher63031Florissant63032Florissant63033Florissant63034Florissant63036French Village63037Gerald63038Glencoe63039Gray Summit63040Grover63041Grubville63042Hazelwood63043Maryland Heights63044Bridgeton63045Earth City63047Hematite63048Herculaneum63049High Ridge63050Hillsboro63051House Springs63052Imperial63053Kimmswick63055Labadie63056Leslie63057Liguori63060Lonedell63061Luebbering63065Mapaville63066Morse Mill63068New Haven63069Pacific63070Pevely63071Richwoods63072Robertsville63073Saint Albans63074Saint Ann63077Saint Clair63079Stanton63080Sullivan63084Union63087Valles Mines63088Valley Park63089Villa Ridge63090Washington63091Rosebud63099Fenton63101Saint Louis63102Saint Louis63103Saint Louis63104Saint Louis63105Saint Louis63106Saint Louis63107Saint Louis63108Saint Louis63109Saint Louis63110Saint Louis63111Saint Louis63112Saint Louis63113Saint Louis63114Saint Louis63115Saint Louis63116Saint Louis63117Saint Louis63118Saint Louis63119Saint Louis63120Saint Louis63121Saint Louis63122Saint Louis63123Saint Louis63124Saint Louis63125Saint Louis63126Saint Louis63127Saint Louis63128Saint Louis63129Saint Louis63130Saint Louis63131Saint Louis63132Saint Louis63133Saint Louis63134Saint Louis63135Saint Louis63136Saint Louis63137Saint Louis63138Saint Louis63139Saint Louis63140Saint Louis63141Saint Louis63143Saint Louis63144Saint Louis63146Saint Louis63147Saint Louis63150Saint Louis63151Saint Louis63155Saint Louis63156Saint Louis63157Saint Louis63158Saint Louis63160Saint Louis63163Saint Louis63164Saint Louis63166Saint Louis63167Saint Louis63169Saint Louis63171Saint Louis63177Saint Louis63178Saint Louis63179Saint Louis63180Saint Louis63188Saint Louis63195Saint Louis63197Saint Louis63199Saint Louis63301Saint Charles63302Saint Charles63303Saint Charles63304Saint Charles63330Annada63332Augusta63333Bellflower63334Bowling Green63336Clarksville63338Cottleville63339Curryville63341Defiance63342Dutzow63343Elsberry63344Eolia63345Farber63346Flinthill63347Foley63348Foristell

and 504 more.

Averages, not a quote. Prices here are what each utility’s residential customers paid on average (revenue ÷ kWh sold, fixed charges included), as reported to the U.S. Energy Information Administration. Your own rate depends on your plan, season and usage — check your bill or your utility’s tariff.

Questions

What is Union Electric Co. (MO)’s electricity rate?

About 14.2¢ per kWh for residential customers (Jan–Aug 2026 average, EIA-861M), including fixed charges spread over usage.

What is the average Union Electric Co. (MO) electric bill?

$124 a month in 2024, for an average of 989 kWh (EIA-861).

Is Union Electric Co. (MO) cheaper than the Missouri average?

Yes: 14.2¢ versus the Missouri average of 16.0¢ (Aug 2026).