Electric companies in Madison County, Illinois

Madison County, IL on the map

Electric utilities in Madison County, IL

Plans from retail suppliers are not in public data, so no plan prices are shown. The listed utilities deliver the power, and which one serves your street depends on the address.

Outage risk in Madison County, IL

Madison County, IL, NWS storm events 2015 to 2025: 133 in all, 50.3 per 100,000 residents of 264,631, rank 29 of 102 Illinois counties. Property damage in Madison County, IL: $5.6M, with 8 direct injuries or deaths.

ZIP codes in Madison County, IL

• 62001
• 62002
• 62010
• 62018
• 62021
• 62024
• 62025
• 62026
• 62034
• 62035
• 62040
• 62046
• 62048
• 62058
• 62060
• 62061
• 62062
• 62067
• 62074
• 62084
• 62087
• 62088
• 62090
• 62095
• 62097
• 62234
• 62249
• 62281
• 62294

Facts about Madison County, IL

Residents of Madison County, IL, ACS 2023

264,6318 of 102 Illinois counties

Households in Madison County, IL

109,3852.42 people each

Owner-occupied homes in Madison County, IL

73.6%80,521 owner and 28,864 renter households

Median household income in Madison County, IL

$74,80024 of 102 Illinois counties

Housing units in Madison County, IL

118,9429,557 vacant or seasonal, 8.0% of the units

Homes heated by electricity in Madison County, IL

32.2%35,217 homes, 25 of 102 Illinois counties

Utilities listed for Madison County, IL

22 with a home price: Ameren Illinois Company, Southwestern Electric Coop Inc

ZIP areas touching Madison County, IL

2962001 to 62294

Outage-linked storm events in Madison County, IL

133NWS storm events, 2015 to 2025

Homes built before 1980 in Madison County, IL

62.2%median year built 1970

Flood claims in Madison County, IL

186NFIP 2015 to 2025, $2.9M paid

Home energy burden in Madison County, IL

2.9%$1,668 a year on electricity (DOE LEAD)

Electricity price since 2015 in Madison County, IL

Madison County, IL has no price series of its own. Madison County, IL: the Illinois average was 12.50 ¢/kWh in 2015. Madison County, IL: 15.87 ¢ in 2024, 27% up. Madison County, IL: against 30% up for the U.S. average.

Madison County, IL: a 693 kWh month at the Illinois price. Madison County, IL: $87 in 2015, $110 in 2024. Madison County, IL: $1,320 a year, 1.8% of the $74,800 median income.

Cost of living with electricity in Madison County, IL

Madison County, IL: electricity $1,668 a year per home (DOE LEAD), all home energy $2,575, 2.9% of $90,390 income. 108,914 households in Madison County, IL spend about $181.7 million a year on electricity and $280.5 million on all home energy. Lower-income homes in Madison County, IL ($23,069 a year) spend 9.1% of income, 3.2 times the all-home figure.

Housing and heating in Madison County, IL

Madison County, IL: 73,975 of 118,942 homes were built before 1980 and 20,345 in 2000 or later. Madison County, IL has 93,884 detached houses, 9,092 homes in 5+ unit buildings, 2,849 mobile homes, and 28,864 of 109,385 households rent.

Flood claims and flood insurance in Madison County, IL

Madison County, IL: 186 NFIP flood claims in 2015 to 2025, $2.9M paid, median paid claim $6,201.

824 of 105,162 residential structures in Madison County, IL carry an NFIP contract. 948 NFIP policies of any type were in force in Madison County, IL on 8 Sep 2026. Madison County, IL lists 35 repetitive-loss properties, 5 of them severe repetitive loss.

Madison County, IL: claims history, not an outage count.

Madison County, IL: OpenFEMA NFIP, claims as of 8 Sep 2026, insured share as of 3 Aug 2026; counts under 5 are hidden.

Madison County, IL: flood claims by state, flood hub.

Climate and electric heating in Madison County, IL

Madison County, IL totals 4,777 heating degree days and 1,375 cooling degree days a year (1991-2020 normal).

For heating, Madison County, IL is the 78th coldest of 102 counties in Illinois: 4,777 against a median of 5,457. For cooling, Madison County, IL is the 15th hottest: 1,375 against a median of 1,112.

Madison County, IL runs furnace and air conditioner, 3,402 degree days apart.

Madison County, IL: 4,571 heating degree days in 2016-2025, 4,777 on the normal, 4% under.

In Madison County, IL, 32.2% of 109,385 homes heat with electricity; the other 67.8% use another main heating fuel.

Madison County, IL: ACS B25040, 109,385 homes; NOAA nClimDiv, retrieved 7 Oct 2026.

Bill and heat pump calculator, Madison County, IL

Compare Madison County, IL with its neighbours

• St. Clair County sits 19 miles south of Madison County, IL, with 254,777 residents against 264,631 there, 146 storm events against 133, median home built 1975 against 1970, energy burden 3.0% against 2.9%, income $70,178 against $74,800.
• Jersey County sits 24 miles northwest of Madison County, IL, with 21,336 residents against 264,631 there, 48 storm events against 133, median home built 1975 against 1970, energy burden 3.2% against 2.9%, income $79,104 against $74,800.
• Macoupin County sits 32 miles north of Madison County, IL, with 44,566 residents against 264,631 there, 76 storm events against 133, median home built 1966 against 1970, energy burden 3.7% against 2.9%, income $68,518 against $74,800.
• Monroe County sits 36 miles south of Madison County, IL, with 34,969 residents against 264,631 there, 72 storm events against 133, median home built 1990 against 1970, energy burden 2.5% against 2.9%, income $101,635 against $74,800.
• Bond County sits 32 miles east of Madison County, IL, with 16,627 residents against 264,631 there, 41 storm events against 133, median home built 1974 against 1970, energy burden 3.7% against 2.9%, income $61,603 against $74,800.