Electric companies in St. Charles County, Missouri
St. Charles County, MO ranks 1 of 114 Missouri counties for the lowest home energy burden (1.8% of income). St. Charles County in Missouri has 409,830 residents and 2 utilities listed by EIA, with home prices of 11.07 to 12.56 cents per kWh.
St. Charles County on the map
St. Charles County darker: more storm events
Cost of living with electricity in St. Charles County
St. Charles County, MO: electricity $1,318 a year per home (DOE LEAD), all home energy $2,119, 1.8% of $118,076 income. 156,381 households in St. Charles County, MO spend about $206.1 million a year on electricity and $331.4 million on all home energy. Lower-income homes in St. Charles County, MO ($20,517 a year) spend 7.7% of income, 4.3 times the all-home figure.
Energy burden in St. Charles County, MO
| St. Charles County, MO | Homes | Income | Power | Gas | Other | Burden |
|---|---|---|---|---|---|---|
| St. Charles County, MO, all households | 156,381 | $118,076 | $1,318 | $785 | $16 | 1.8% |
| St. Charles County, MO, lower income | 18,398 | $20,517 | $1,037 | $522 | $19 | 7.7% |
| St. Charles County, MO, owners | 126,256 | $132,741 | $1,424 | $910 | $17 | 1.8% |
| St. Charles County, MO, renters | 30,125 | $56,618 | $873 | $260 | $14 | 2.0% |
Facts about St. Charles County
- Residents of St. Charles County, MO, ACS 2023
- 409,8303 of 114 Missouri counties
- Households in St. Charles County, MO
- 158,6822.58 people each
- Owner-occupied homes in St. Charles County, MO
- 80.7%128,045 owner and 30,637 renter households
- Median household income in St. Charles County, MO
- $102,9121 of 114 Missouri counties
- Housing units in St. Charles County, MO
- 164,5945,912 vacant or seasonal, 3.6% of the units
- Homes heated by electricity in St. Charles County, MO
- 29.8%47,229 homes, 98 of 114 Missouri counties
- Utilities listed for St. Charles County, MO
- 22 with a home price: Cuivre River Electric Coop Inc, Union Electric Co
- Lowest home price in St. Charles County, MO
- 11.07 ¢/kWhCuivre River Electric Coop Inc, 11.9% below the highest
- Highest home price in St. Charles County, MO
- 12.56 ¢/kWhUnion Electric Co
- Monthly bill gap in St. Charles County, MO
- $15between the two at 1,001 kWh, $179 a year, 0.17% of the St. Charles County, MO median income
- ZIP areas touching St. Charles County, MO
- 1463301 to 63386
- Outage-linked storm events in St. Charles County, MO
- 130NWS storm events, 2015 to 2025
- Homes built before 1980 in St. Charles County, MO
- 25.0%median year built 1994
- Flood claims in St. Charles County, MO
- 1,086NFIP 2015 to 2025, $35.7M paid
- Home energy burden in St. Charles County, MO
- 1.8%$1,318 a year on electricity (DOE LEAD)
Housing and heating in St. Charles County
St. Charles County, MO: 41,189 of 164,594 homes were built before 1980 and 62,334 in 2000 or later. St. Charles County, MO has 122,813 detached houses, 18,457 homes in 5+ unit buildings, 4,601 mobile homes, and 30,637 of 158,682 households rent.
Age of homes in St. Charles County, MO
% of homes by decade built, St. Charles County, MO
- 2pre-40
- 140s
- 450s
- 660s
- 1270s
- 1780s
- 2090s
- 2200s
- 1410s
- 220+
Heating fuel in St. Charles County, MO
| St. Charles County, MO | Value | State median | Gap | Rank |
|---|---|---|---|---|
| St. Charles County, MO, median year built | 1994 | 1979 | +15 years | 5 of 114 |
| St. Charles County, MO, built before 1980 | 25.0% | 52.5% | -27.5 points | 112 of 114 |
| St. Charles County, MO, built 2000 or later | 37.9% | 19.9% | +17.9 points | 5 of 114 |
| St. Charles County, MO, detached houses | 74.6% | 76.2% | -1.6 points | 78 of 114 |
| St. Charles County, MO, apartments in 5+ unit buildings | 11.2% | 3.3% | +7.9 points | 12 of 114 |
| St. Charles County, MO, mobile homes | 2.8% | 10.4% | -7.6 points | 107 of 114 |
| St. Charles County, MO, renter households | 19.3% | 24.1% | -4.8 points | 98 of 114 |
| St. Charles County, MO, median home value | $296,800 | $156,150 | +$140,650 | 2 of 114 |
| St. Charles County, MO, median gross rent a month | $1,312 | $752 | +$560 | 1 of 114 |
| St. Charles County, MO, people per household | 2.54 | 2.50 | +0.04 | 40 of 114 |
Outage risk in St. Charles County
St. Charles County, MO, NWS storm events 2015 to 2025: 130 in all, 31.7 per 100,000 residents of 409,830, rank 25 of 114 Missouri counties. Property damage in St. Charles County, MO: $3.8M, with 31 direct injuries or deaths.
Events by year in St. Charles County, MO
events a year, St. Charles County, MO
- 12'15
- 16'16
- 11'17
- 11'18
- 23'19
- 4'20
- 17'21
- 7'22
- 11'23
- 5'24
- 13'25
Events by type
| St. Charles County, MO | FEMA | Score | Rank | Events | Peak | Damage |
|---|---|---|---|---|---|---|
| St. Charles County, MO, thunderstorm and high wind | Very High | 98.1 | 3 of 114 | 92 | 2019 (20) | $173K |
| St. Charles County, MO, tornado | Relatively High | 96.4 | 3 of 114 | 10 | 2017 (2) | $3.6M |
| St. Charles County, MO, hurricane and tropical storm | Very Low | 22.8 | 54 of 114 | 0 | none | $0 |
| St. Charles County, MO, ice storm | Relatively Moderate | 71.6 | 56 of 114 | 1 | 2017 (1) | $0 |
| St. Charles County, MO, winter storm and heavy snow | Relatively High | 89.0 | 7 of 114 | 10 | 2019 (2) | $0 |
| St. Charles County, MO, heat wave | Relatively Moderate | 95.6 | 8 of 114 | 17 | 2016 (4) | $0 |
Flood claims and flood insurance in St. Charles County
St. Charles County, MO: 1,086 NFIP flood claims in 2015 to 2025, $35.7M paid, median paid claim $17,722.
1,076 of 139,208 residential structures in St. Charles County, MO carry an NFIP contract. 1,327 NFIP policies of any type were in force in St. Charles County, MO on 8 Sep 2026. St. Charles County, MO lists 596 repetitive-loss properties, 212 of them severe repetitive loss.
St. Charles County, MO: claims history, not an outage count.
Flood claims by year in St. Charles County, MO
flood claims a year, St. Charles County, MO
- 269'15
- 28'16
- 60'17
- 28'18
- 474'19
- 58'20
- 13'21
- 139'22
- <5'23
- 13'24
- <5'25
| St. Charles County, MO | Value | Median county | Rank |
|---|---|---|---|
| St. Charles County, MO, claims 2015-2025 | 1,086 | — | 2 of 70 |
| St. Charles County, MO, paid 2015-2025 | $35.7M | — | 2 of 70 |
| St. Charles County, MO, median paid claim | $17,722 | — | — |
| St. Charles County, MO, claims per 1,000 homes | 7.8 | 1.9 | 9 of 70 |
| St. Charles County, MO, homes with flood insurance | 0.8% | 0.2% | 12 of 104 |
| St. Charles County, MO, policies in force | 1,327 | — | — |
| St. Charles County, MO, repetitive-loss properties | 596 | — | — |
St. Charles County, MO: OpenFEMA NFIP, claims as of 8 Sep 2026, insured share as of 3 Aug 2026; counts under 5 are hidden.
St. Charles County: flood claims by state, flood hub.
Electric utilities in St. Charles County
| Utility listed for St. Charles County, MO | Type | Home price ¢/kWh | Yearly bill at 1,001 kWh | Share of St. Charles County, MO median income of $102,912 |
|---|---|---|---|---|
| Cuivre River Electric Coop Inc in St. Charles County, MO | Cooperative | 11.07 | $1,330 | 1.29% |
| Union Electric Co in St. Charles County, MO | Investor Owned | 12.56 | $1,508 | 1.47% |
Prices are statewide utility averages, not a county price.
Analyst note on St. Charles County
Household income in St. Charles County, MO is $102,912; 128,045 of its 158,682 households own. St. Charles County, MO counts 409,830 residents in 158,682 households. St. Charles County, MO touches 14 ZIP areas, 63301 to 63386, about 29,274 residents each.
47,229 of the 158,682 homes in St. Charles County, MO heat with electricity. St. Charles County, MO has 164,594 housing units, 5,912 (3.6%) vacant or seasonal, and 30,637 rented homes. St. Charles County, MO logged 130 storm events for its 409,830 residents.
The median home in St. Charles County, MO dates from 1994. Homes in St. Charles County, MO pay $1,318 a year for electricity. St. Charles County, MO home prices run Cuivre River Electric Coop Inc to Union Electric Co, $15 a month apart at 1,001 kWh.
Bill and heat pump calculator, St. Charles County
Compare St. Charles County with its neighbours
- St. Louis County sits 18 miles southeast of St. Charles County, MO with 996,618 residents, 188 storm events, median home built 1968, energy burden 2.0%, income $81,340.
- Lincoln County sits 21 miles northwest of St. Charles County, MO with 61,636 residents, 63 storm events, median home built 1996, energy burden 2.5%, income $85,276.
- Jefferson County sits 38 miles south of St. Charles County, MO with 228,227 residents, 98 storm events, median home built 1986, energy burden 2.3%, income $80,522.
- Franklin County sits 37 miles southwest of St. Charles County, MO with 105,316 residents, 104 storm events, median home built 1984, energy burden 2.6%, income $71,973.
- Warren County sits 35 miles west of St. Charles County, MO with 36,467 residents, 49 storm events, median home built 1996, energy burden 2.4%, income $77,989.
Cities in St. Charles County
- O'Fallon electricity rates92,697 residents
- St. Charles electricity rates71,048 residents
- St. Peters electricity rates58,200 residents
- Wentzville electricity rates45,734 residents
ZIP codes in St. Charles County
- 63301
- 63303
- 63304
- 63332
- 63341
- 63348
- 63365
- 63366
- 63367
- 63368
- 63373
- 63376
- 63385
- 63386
Missouri: home prices since 2001, planned plants.
Questions on St. Charles County
St. Charles County, MO: what do homes pay for electricity?
St. Charles County, MO homes paid 11.07 to 12.56 cents per kWh in 2024 across 2 listed utilities: $111 to $126 a month at 1,001 kWh, 1.29% to 1.47% of St. Charles County, MO income.
St. Charles County, MO: how many homes heat with electricity?
St. Charles County, MO: 47,229 of 158,682 occupied homes, 29.8%, rank 98 of 114.
St. Charles County, MO: median household income?
$102,912 in St. Charles County, MO, rank 1 of 114; 409,830 residents, 158,682 households.
St. Charles County, MO: outage-linked storms since 2015?
St. Charles County, MO: 130 NWS events, peak year 2019.
St. Charles County, MO: flood insurance claims since 2015?
St. Charles County, MO: 1,086 NFIP flood claims, $35.7M paid, 7.8 per 1,000 homes, 0.8% of homes insured.
How old are the homes in St. Charles County, MO?
St. Charles County, MO: median home built 1994; 25.0% predate 1980, 74.6% detached, 11.2% in 5+ unit buildings.
St. Charles County, MO: share of income for energy?
St. Charles County, MO homes spend $1,318 a year on electricity, $2,119 on all energy: 1.8% of $118,076; 7.7% for lower incomes.