Decatur Electricity Rates

Decatur electricity rates range from 7¢/kWh to 17.89¢, with an average of 12.88¢/kWh at 1,000 kWh usage. We track 14 plans across 6 providers in the IL service area. Plan mix: 6 fixed-rate (1–12 month).

75+Providers
5M+Shoppers
20+Years online

Sorted by price at 1,000 kWh. Plans with bill credits can cost more at other usage levels — check the EFL for the full breakdown.

Cheapest Decatur electricity plans compared by provider, rate, and term length
ProviderPlanRateAction
SmartEnergy
SmartEnergy Holdings, LLC 12 - 10.70¢
12 months Low Rate
10.70¢
per kWh at 1,000 kWh
Continue
Public Power, LLC
Public Power, LLC 12 - 10.99¢
12 months Low Rate
10.99¢
per kWh at 1,000 kWh
Continue
Illinois Gas & Electric
Illinois Gas & Electric 12 - 11.09¢
12 months Fixed Rate
11.09¢
per kWh at 1,000 kWh
Continue
Ambit Energy
Ambit Northeast, LLC 12 - 12.89¢
12 months Fixed Rate
12.89¢
per kWh at 1,000 kWh
Continue
CONSTELLATION NEWENERGY INC
Constellation Energy 12 - 13.29¢
12 months Fixed Rate
13.29¢
per kWh at 1,000 kWh
Continue

Showing the 6 cheapest Decatur electricity plans based on 1,000 kWh usage.

Decatur homes average 800–1,000 kWh/month. Central Illinois experiences hot summers and cold winters, driving seasonal energy usage peaks for both cooling and heating.

Average Decatur Home
1,000 kWh/month
Nordic Energy Services 1 - 7.00¢
$69.99/mo
estimated Decatur monthly bill
  • Nordic Energy Services LLC
  • 7¢/kWh at this usage
  • 1-month fixed rate

Central Illinois Climate

Decatur’s central Illinois location brings hot, humid summers and cold winters. Homes with central AC and electric heat can see usage swing from 600 kWh in spring to 1,200–1,500 kWh in July and January. Lock in a fixed RES rate to avoid seasonal price swings on your Ameren Illinois bill.

We compare rates from 6 certified Retail Electric Suppliers active in Ameren Illinois’s Decatur territory. Every supplier below offers plans to Decatur residents today.

Nordic Energy Services LLC
RES · Decatur
SmartEnergy
RES · Decatur
Public Power, LLC
RES · Decatur
Illinois Gas & Electric
RES · Decatur
Ambit Energy
RES · Decatur
CONSTELLATION NEWENERGY INC
RES · Decatur

Decatur’s economy is anchored by ADM and Tate & Lyle headquarters, earning it the title of soybean capital. Millikin University, manufacturing, and agriculture round out the commercial base. Commercial customers access deregulated RES rates through the Ameren Illinois territory.

Business electricity pricing factors in peak demand, load factor, and total volume. A quick quote is the only way to see what rates are available for your specific business profile.

Common questions about electricity rates, plans, and suppliers in Decatur and the Ameren Illinois service area.

How does electricity deregulation work in Decatur?

Deregulation means Decatur residents aren’t stuck with one electricity supplier. your local utility still delivers the power, but the Illinois Commerce Commission (ICC) certifies multiple suppliers who compete on price and plan terms. You choose the RES (Retail Electric Supplier) that fits your budget.

What is the cheapest electricity rate in Decatur right now?

As of today, the lowest Decatur rate is 7¢/kWh at 1,000 kWh, offered by Nordic Energy Services LLC (Nordic Energy Services 1 - 7.00¢). Across 6 providers offering 14 plans, rates average 12.88¢/kWh. We update prices multiple times per day.

What is the average monthly electric bill in Decatur?

Based on today’s average rate of 12.88¢/kWh, expect about $129/month for 1,000 kWh of usage. Choosing the cheapest plan at 7¢ could bring that down to $70/month.

Who delivers electricity in Decatur?

Electricity in Decatur is delivered by your local utility, who maintains the local grid infrastructure. Your supplier choice doesn’t change who delivers the power — only who supplies it and at what rate.

How do I switch electricity providers in Decatur?

Choose a certified RES (Retail Electric Supplier) and enroll. your local utility processes the switch within 1–2 billing cycles. Your electricity stays on throughout — the only change is who supplies your power and what rate you pay.

What happens when my contract expires?

Your supplier is required to notify you before your contract ends. If you don’t act, you’ll typically default to a variable rate. Compare and switch proactively to avoid paying more than necessary.

Who handles power outages in Decatur?

your local utility. Your electricity supplier has no role in outage response — that’s always handled by the delivery company.