Electric companies in DeKalb County, Illinois
DeKalb County, IL ranks 4 of 102 Illinois counties for the lowest yearly electricity cost per home ($1,126). DeKalb County in Illinois has 100,512 residents and 1 utility listed by EIA.
Households in DeKalb County can pick a supplier. How to compare.
DeKalb County on the map
DeKalb County darker: more storm events
Electric utilities in DeKalb County
| Utility listed for DeKalb County, IL | Type | Home accounts in Illinois |
|---|---|---|
| Commonwealth Edison Co in DeKalb County, IL | Investor Owned | 3,727,675 |
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.
Cost of living with electricity in DeKalb County
DeKalb County, IL: electricity $1,126 a year per home (DOE LEAD), all home energy $2,259, 2.8% of $81,162 income. 39,139 households in DeKalb County, IL spend about $44.1 million a year on electricity and $88.4 million on all home energy. Lower-income homes in DeKalb County, IL ($19,752 a year) spend 7.7% of income, 2.8 times the all-home figure.
Energy burden in DeKalb County, IL
| DeKalb County, IL | Homes | Income | Power | Gas | Other | Burden |
|---|---|---|---|---|---|---|
| DeKalb County, IL, all households | 39,139 | $81,162 | $1,126 | $1,102 | $31 | 2.8% |
| DeKalb County, IL, lower income | 12,841 | $19,752 | $826 | $695 | $6 | 7.7% |
| DeKalb County, IL, owners | 23,489 | $112,547 | $1,390 | $1,488 | $49 | 2.6% |
| DeKalb County, IL, renters | 15,650 | $34,055 | $730 | $524 | $3 | 3.7% |
ZIP codes in DeKalb County
- 60111
- 60112
- 60115
- 60129
- 60135
- 60145
- 60146
- 60150
- 60151
- 60178
- 60518
- 60520
- 60530
- 60531
- 60548
- 60550
- 60552
- 60556
Facts about DeKalb County
- Residents of DeKalb County, IL, ACS 2023
- 100,51220 of 102 Illinois counties
- Households in DeKalb County, IL
- 39,3142.56 people each
- Owner-occupied homes in DeKalb County, IL
- 60.9%23,927 owner and 15,387 renter households
- Median household income in DeKalb County, IL
- $69,02239 of 102 Illinois counties
- Housing units in DeKalb County, IL
- 41,4992,185 vacant or seasonal, 5.3% of the units
- Homes heated by electricity in DeKalb County, IL
- 22.5%8,847 homes, 50 of 102 Illinois counties
- Utilities listed for DeKalb County, IL
- 11 with a home price: Commonwealth Edison Co
- ZIP areas touching DeKalb County, IL
- 1860111 to 60556
- Outage-linked storm events in DeKalb County, IL
- 180NWS storm events, 2015 to 2025
- Homes built before 1980 in DeKalb County, IL
- 52.6%median year built 1978
- Flood claims in DeKalb County, IL
- 6NFIP 2015 to 2025, $45K paid
- Home energy burden in DeKalb County, IL
- 2.8%$1,126 a year on electricity (DOE LEAD)
Housing and heating in DeKalb County
DeKalb County, IL: 21,808 of 41,499 homes were built before 1980 and 10,644 in 2000 or later. DeKalb County, IL has 23,805 detached houses, 9,111 homes in 5+ unit buildings, 904 mobile homes, and 15,387 of 39,314 households rent.
Age of homes in DeKalb County, IL
% of homes by decade built, DeKalb County, IL
- 16pre-40
- 340s
- 750s
- 1160s
- 1570s
- 880s
- 1490s
- 2200s
- 310s
- 020+
Heating fuel in DeKalb County, IL
| DeKalb County, IL | Value | State median | Gap | Rank |
|---|---|---|---|---|
| DeKalb County, IL, median year built | 1978 | 1969 | +9 years | 14 of 102 |
| DeKalb County, IL, built before 1980 | 52.6% | 66.6% | -14.1 points | 89 of 102 |
| DeKalb County, IL, built 2000 or later | 25.6% | 14.2% | +11.5 points | 10 of 102 |
| DeKalb County, IL, detached houses | 57.4% | 78.6% | -21.2 points | 99 of 102 |
| DeKalb County, IL, apartments in 5+ unit buildings | 22.0% | 5.4% | +16.6 points | 5 of 102 |
| DeKalb County, IL, mobile homes | 2.2% | 5.6% | -3.4 points | 89 of 102 |
| DeKalb County, IL, renter households | 39.1% | 23.2% | +16.0 points | 5 of 102 |
| DeKalb County, IL, median home value | $231,900 | $126,000 | +$105,900 | 10 of 102 |
| DeKalb County, IL, median gross rent a month | $1,041 | $793 | +$248 | 10 of 102 |
| DeKalb County, IL, people per household | 2.44 | 2.35 | +0.09 | 30 of 102 |
Outage risk in DeKalb County
DeKalb County, IL, NWS storm events 2015 to 2025: 180 in all, 179.1 per 100,000 residents of 100,512, rank 16 of 102 Illinois counties. Property damage in DeKalb County, IL: $8.0M, with 13 direct injuries or deaths.
Events by year in DeKalb County, IL
events a year, DeKalb County, IL
- 5'15
- 4'16
- 12'17
- 10'18
- 8'19
- 24'20
- 24'21
- 13'22
- 19'23
- 24'24
- 37'25
Events by type
| DeKalb County, IL | FEMA | Score | Rank | Events | Peak | Damage |
|---|---|---|---|---|---|---|
| DeKalb County, IL, thunderstorm and high wind | Relatively Moderate | 79.1 | 38 of 102 | 138 | 2025 (33) | $18K |
| DeKalb County, IL, tornado | Relatively Moderate | 88.1 | 17 of 102 | 16 | 2021 (6) | $8.0M |
| DeKalb County, IL, hurricane and tropical storm | Very Low | 19.6 | 70 of 102 | 0 | none | $0 |
| DeKalb County, IL, ice storm | Relatively Moderate | 60.1 | 34 of 102 | 3 | 2019 (2) | $0 |
| DeKalb County, IL, winter storm and heavy snow | Relatively Low | 32.7 | 75 of 102 | 16 | 2021 (3) | $0 |
| DeKalb County, IL, heat wave | Relatively Low | 59.0 | 65 of 102 | 7 | 2022 (2) | $0 |
Flood claims and flood insurance in DeKalb County
DeKalb County, IL: 6 NFIP flood claims in 2015 to 2025, $45K paid.
152 of 30,780 residential structures in DeKalb County, IL carry an NFIP contract. 168 NFIP policies of any type were in force in DeKalb County, IL on 8 Sep 2026. DeKalb County, IL lists 29 repetitive-loss properties, 5 of them severe repetitive loss.
DeKalb County, IL: claims history, not an outage count.
| DeKalb County, IL | Value | Median county | Rank |
|---|---|---|---|
| DeKalb County, IL, claims 2015-2025 | 6 | — | 55 of 61 |
| DeKalb County, IL, paid 2015-2025 | $45K | — | 58 of 61 |
| DeKalb County, IL, median paid claim | <5 | — | — |
| DeKalb County, IL, claims per 1,000 homes | 0.2 | 1.1 | 60 of 61 |
| DeKalb County, IL, homes with flood insurance | 0.5% | 0.3% | 39 of 99 |
| DeKalb County, IL, policies in force | 168 | — | — |
| DeKalb County, IL, repetitive-loss properties | 29 | — | — |
DeKalb County, IL: OpenFEMA NFIP, claims as of 8 Sep 2026, insured share as of 3 Aug 2026; counts under 5 are hidden.
DeKalb County: flood claims by state, flood hub.
Analyst note on DeKalb County
DeKalb County, IL touches 18 ZIP areas, 60111 to 60556, about 5,584 residents each. DeKalb County, IL counts 100,512 residents in 39,314 households. Household income in DeKalb County, IL is $69,022; 23,927 of its 39,314 households own.
8,847 of the 39,314 homes in DeKalb County, IL heat with electricity. DeKalb County, IL has 41,499 housing units, 2,185 (5.3%) vacant or seasonal, and 15,387 rented homes. DeKalb County, IL logged 180 storm events for its 100,512 residents.
The median home in DeKalb County, IL dates from 1978. Homes in DeKalb County, IL pay $1,126 a year for electricity.
Bill and heat pump calculator, DeKalb County
Compare DeKalb County with its neighbours
- Kane County sits 20 miles east of DeKalb County, IL with 516,097 residents, 335 storm events, median home built 1984, energy burden 2.2%, income $100,678.
- Boone County sits 29 miles north of DeKalb County, IL with 53,316 residents, 86 storm events, median home built 1981, energy burden 2.8%, income $81,638.
- Kendall County sits 26 miles southeast of DeKalb County, IL with 135,053 residents, 119 storm events, median home built 2001, energy burden 2.3%, income $110,474.
- McHenry County sits 35 miles northeast of DeKalb County, IL with 311,366 residents, 212 storm events, median home built 1989, energy burden 2.2%, income $102,836.
- LaSalle County sits 39 miles south of DeKalb County, IL with 109,049 residents, 186 storm events, median home built 1963, energy burden 3.2%, income $72,281.
Cities in DeKalb County
- DeKalb electricity rates40,464 residents
Illinois: home prices since 2001, planned plants.
Questions on DeKalb County
DeKalb County, IL: what do homes pay for electricity?
No single price in DeKalb County, IL: 1 utility deliver power and homes pick a plan. Illinois average 15.87 cents per kWh, $110 a month at 693 kWh.
DeKalb County, IL: how many homes heat with electricity?
DeKalb County, IL: 8,847 of 39,314 occupied homes, 22.5%, rank 50 of 102.
DeKalb County, IL: median household income?
$69,022 in DeKalb County, IL, rank 39 of 102; 100,512 residents, 39,314 households.
DeKalb County, IL: outage-linked storms since 2015?
DeKalb County, IL: 180 NWS events, peak year 2025.
DeKalb County, IL: flood insurance claims since 2015?
DeKalb County, IL: 6 NFIP flood claims, $45K paid, 0.2 per 1,000 homes, 0.5% of homes insured.
How old are the homes in DeKalb County, IL?
DeKalb County, IL: median home built 1978; 52.6% predate 1980, 57.4% detached, 22.0% in 5+ unit buildings.
DeKalb County, IL: share of income for energy?
DeKalb County, IL homes spend $1,126 a year on electricity, $2,259 on all energy: 2.8% of $81,162; 7.7% for lower incomes.