Electric Consumer

Editor: Katerine G., Editor & Data Researcher · Research & publishing: Electric Consumer Editorial Team · Data retrieved · Sources named on this page: EIA-861, EPA eGRID, Census ACS, DOE LEAD, OpenFEMA NFIP · How we got these numbers · Report an error

Electric companies in Cook County, Illinois

Cook County, IL ranks 1st of 102 Illinois counties for damaging wind risk, FEMA score 99.6. Cook County, IL has 5,185,812 residents. Cook County, IL: 1 utility listed by EIA.

Households in Cook County can pick a supplier. See how to compare suppliers.

Cook County, IL on the map

Cook County, IL and nearby counties, shaded by storm eventsCookWillDuPageLakeKendallKane

Cook County, IL darker: more storm events

Electric utilities in Cook County, IL

Utility listed for Cook County, ILTypeHome accounts in Illinois
Commonwealth Edison Co in Cook County, ILInvestor Owned3,727,675

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 Cook County, IL

Cook County, IL, NWS storm events 2015 to 2025: 739 in all, 14.3 per 100,000 residents of 5,185,812, rank 1 of 102 Illinois counties. Property damage in Cook County, IL: $1.3M, with 16 direct injuries or deaths.

Events by year in Cook County, IL

events a year, Cook County, IL

  1. 9'15
  2. 15'16
  3. 10'17
  4. 12'18
  5. 22'19
  6. 88'20
  7. 88'21
  8. 169'22
  9. 74'23
  10. 127'24
  11. 125'25

Events by type

events by type, Cook County, IL

  • Thunderstorm and high wind662
  • Tornado34
  • Winter storm and heavy snow25
  • Heat wave17
  • Ice storm1
Cook County, IL outage-linked hazards
Cook County, ILFEMAScoreRankEventsPeakDamage
Cook County, IL, thunderstorm and high windVery High99.61 of 1026622022 (153)$1.3M
Cook County, IL, tornadoVery High100.01 of 102342024 (17)$20K
Cook County, IL, hurricane and tropical stormVery Low48.92 of 1020none$0
Cook County, IL, ice stormVery High97.21 of 10212023 (1)$0
Cook County, IL, winter storm and heavy snowVery High100.01 of 102252022 (9)$0
Cook County, IL, heat waveVery High99.81 of 102172023 (6)$0

Facts about Cook County, IL

Residents of Cook County, IL, ACS 2023
5,185,8121 of 102 Illinois counties
Households in Cook County, IL
2,084,5782.49 people each
Owner-occupied homes in Cook County, IL
57.5%1,198,834 owner and 885,744 renter households
Median household income in Cook County, IL
$81,79713 of 102 Illinois counties
Housing units in Cook County, IL
2,270,349185,771 vacant or seasonal, 8.2% of the units
Homes heated by electricity in Cook County, IL
15.8%328,605 homes, 77 of 102 Illinois counties
Utilities listed for Cook County, IL
11 with a home price: Commonwealth Edison Co
ZIP areas touching Cook County, IL
17160004 to 60827
Outage-linked storm events in Cook County, IL
739NWS storm events, 2015 to 2025
Homes built before 1980 in Cook County, IL
74.1%median year built 1961
Flood claims in Cook County, IL
1,180NFIP 2015 to 2025, $12.8M paid
Home energy burden in Cook County, IL
2.1%$1,067 a year on electricity (DOE LEAD)

Electricity price since 2015 in Cook County, IL

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

Cook County, IL: a 693 kWh month at the Illinois price. Cook County, IL: $87 in 2015, $110 in 2024. Cook County, IL: $1,320 a year, 1.6% of the $81,797 median income.

Cook: 10 yearly prices
YearIllinois averageCook: Gap to U.S. average
2015, Cook12.50-0.15
2016, Cook12.54-0.01
2017, Cook12.95+0.06
2018, Cook12.77-0.10
2019, Cook13.03+0.02
2020, Cook13.04-0.11
2021, Cook13.18-0.48
2022, Cook15.65+0.61
2023, Cook15.71-0.29
2024, Cook15.87-0.61

Cook County, IL: EIA-861 home prices, 2015 to 2024, not a Cook County, IL price.

CSV

Bill and heat pump calculator, Cook County, IL

Compare Cook County, IL with its neighbours

Cost of living with electricity in Cook County, IL

Cook County, IL: electricity $1,067 a year per home (DOE LEAD), all home energy $2,271, 2.1% of $107,599 income. 2,066,248 households in Cook County, IL spend about $2.2 billion a year on electricity and $4.7 billion on all home energy. Lower-income homes in Cook County, IL ($22,094 a year) spend 9.1% of income, 4.3 times the all-home figure.

Energy burden in Cook County, IL

% of income on energy, Cook County, IL

  • All households2.1
  • Lower income9.1
  • Owners2.0
  • Renters2.3
  • Illinois counties2.3
Cook County, IL home energy cost by household group
Cook County, ILHomesIncomePowerGasOtherBurden
Cook County, IL, all households2,066,248$107,599$1,067$1,198$62.1%
Cook County, IL, lower income619,954$22,094$931$1,065$69.1%
Cook County, IL, owners1,188,945$138,622$1,275$1,533$92.0%
Cook County, IL, renters877,303$65,557$785$744$32.3%

Housing and heating in Cook County, IL

Cook County, IL: 1,683,152 of 2,270,349 homes were built before 1980 and 275,300 in 2000 or later. Cook County, IL has 903,365 detached houses, 776,514 homes in 5+ unit buildings, 18,976 mobile homes, and 885,744 of 2,084,578 households rent.

Age of homes in Cook County, IL

% of homes by decade built, Cook County, IL

  1. 28pre-40
  2. 740s
  3. 1450s
  4. 1360s
  5. 1270s
  6. 780s
  7. 690s
  8. 800s
  9. 410s
  10. 020+

Heating fuel in Cook County, IL

% of homes by main fuel, Cook County

  • Utility gas80.6
  • Electricity15.8
  • Propane1.6
  • No fuel1.2
Cook County, IL housing against Illinois counties
Cook County, ILValueState medianGapRank (1 = highest)
Cook County, IL, median year built19611969-8 years83 of 102
Cook County, IL, built before 198074.1%66.6%+7.5 points25 of 102
Cook County, IL, built 2000 or later12.1%14.2%-2.1 points67 of 102
Cook County, IL, detached houses39.8%78.6%-38.8 points102 of 102
Cook County, IL, apartments in 5+ unit buildings34.2%5.4%+28.8 points1 of 102
Cook County, IL, mobile homes0.8%5.6%-4.8 points99 of 102
Cook County, IL, renter households42.5%23.2%+19.3 points3 of 102
Cook County, IL, median home value$305,200$126,000+$179,2003 of 102
Cook County, IL, median gross rent a month$1,381$793+$5886 of 102
Cook County, IL, people per household2.452.35+0.1027 of 102

Flood claims and flood insurance in Cook County, IL

Cook County, IL: 1,180 NFIP flood claims in 2015 to 2025, $12.8M paid, median paid claim $6,934.

6,353 of 1,241,949 residential structures in Cook County, IL carry an NFIP contract. 11,775 NFIP policies of any type were in force in Cook County, IL on 8 Sep 2026. Cook County, IL lists 1,612 repetitive-loss properties, 115 of them severe repetitive loss.

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

Flood claims by year in Cook County, IL

flood claims a year, Cook County, IL

  1. 214'15
  2. 68'16
  3. 140'17
  4. 86'18
  5. 84'19
  6. 290'20
  7. 67'21
  8. 23'22
  9. 124'23
  10. 41'24
  11. 43'25
Cook County, IL flood claims and flood insurance
Cook County, ILValueMedian countyRank (1 = highest)
Cook County, IL, claims 2015-20251,180—1 of 61
Cook County, IL, paid 2015-2025$12.8M—1 of 61
Cook County, IL, median paid claim$6,934——
Cook County, IL, claims per 1,000 homes0.91.136 of 61
Cook County, IL, homes with flood insurance0.5%0.3%38 of 99
Cook County, IL, policies in force11,775——
Cook County, IL, repetitive-loss properties1,612——

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

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

Climate and electric heating in Cook County, IL

Cook County, IL totals 6,207 heating degree days and 833 cooling degree days a year (1991-2020 normal).

For heating, Cook County, IL is the 18th coldest of 102 counties in Illinois: 6,207 against a median of 5,457. For cooling, Cook County, IL is the 90th hottest: 833 against a median of 1,112.

Cook County, IL is a cold-winter county, with 5,374 more heating than cooling degree days.

Cook County, IL: 5,835 heating degree days in 2016-2025, 6,207 on the normal, 6% under.

In Cook County, IL, a minority of homes heat with electricity: 15.8% of 2,084,578, in a 6,207 degree-day climate.

Cook County, IL

  • Heating degree days, 6,207 vs 5,457114
  • Cooling degree days, 833 vs 1,11275
  • Electric heat, 15.8% vs 22.2%71
  • IL median county100
Cook County, IL: degree days, electric heat
Cook County, ILValueIL median countyCook County, IL, rank (1 = highest)
Cook County, IL, heating degree days, 1991-2020 normal6,2075,45718 of 102
Cook County, IL, heating degree days, 2016-2025 mean5,8355,20124 of 102
Cook County, IL, cooling degree days, 1991-2020 normal8331,11290 of 102
Cook County, IL, cooling degree days, 2016-2025 mean9621,20086 of 102
Cook County, IL, electric heating, ACS 2019-202315.8%22.2%77 of 102

Cook County, IL: ACS B25040, 2,084,578 homes; NOAA nClimDiv, retrieved 7 Oct 2026.

Analyst note on Cook County, IL

Cook County, IL counts 5,185,812 residents in 2,084,578 households. Cook County, IL touches 171 ZIP areas, 60004 to 60827, about 30,326 residents each. Household income in Cook County, IL is $81,797; 1,198,834 of its 2,084,578 households own.

328,605 of the 2,084,578 homes in Cook County, IL heat with electricity. Cook County, IL has 2,270,349 housing units, 185,771 (8.2%) vacant or seasonal, and 885,744 rented homes. Cook County, IL logged 739 storm events for its 5,185,812 residents.

The median home in Cook County, IL dates from 1961. Homes in Cook County, IL pay $1,067 a year for electricity.

Cities in Cook County, IL

ZIP codes in Cook County, IL

Illinois: home prices since 2001, planned plants.

Questions on Cook County, IL

Cook County, IL: what do homes pay for electricity?

No single price in Cook County, IL: 1 utility deliver power and homes pick a plan. Illinois average 15.87 cents per kWh, $110 a month at 693 kWh.

Cook County, IL: how many homes heat with electricity?

Cook County, IL: 328,605 of 2,084,578 occupied homes, 15.8%, rank 77 of 102.

Cook County, IL: median household income?

$81,797 in Cook County, IL, rank 13 of 102; 5,185,812 residents, 2,084,578 households.

Cook County, IL: outage-linked storms since 2015?

Cook County, IL: 739 NWS events, peak year 2022.

Cook County, IL: flood insurance claims since 2015?

Cook County, IL: 1,180 NFIP flood claims, $12.8M paid, 0.9 per 1,000 homes, 0.5% of homes insured.

How old are the homes in Cook County, IL?

Cook County, IL: median home built 1961; 74.1% predate 1980, 39.8% detached, 34.2% in 5+ unit buildings.

Cook County, IL: share of income for energy?

Cook County, IL homes spend $1,067 a year on electricity, $2,271 on all energy: 2.1% of $107,599; 9.1% for lower incomes.

Primary sources for Cook County, IL

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Cook County, IL ranks 1st of 102 Illinois counties for damaging wind risk, FEMA score 99.6.