Electric companies in St. Louis County, Missouri
St. Louis County, MO ranks 1 of 114 Missouri counties for winter weather risk, FEMA score 98.3. St. Louis County in Missouri has 996,618 residents and 1 utility listed by EIA, with home prices of 12.56 cents per kWh.
St. Louis County on the map
St. Louis County darker: more storm events
Outage risk in St. Louis County
St. Louis County, MO, NWS storm events 2015 to 2025: 188 in all, 18.9 per 100,000 residents of 996,618, rank 8 of 114 Missouri counties. Property damage in St. Louis County, MO: $9.2M, with 598 direct injuries or deaths.
Events by year in St. Louis County, MO
events a year, St. Louis County, MO
- 11'15
- 16'16
- 13'17
- 16'18
- 20'19
- 6'20
- 17'21
- 17'22
- 24'23
- 10'24
- 38'25
Events by type
| St. Louis County, MO | FEMA | Score | Rank | Events | Peak | Damage |
|---|---|---|---|---|---|---|
| St. Louis County, MO, thunderstorm and high wind | Relatively High | 89.8 | 12 of 114 | 136 | 2025 (28) | $1.7M |
| St. Louis County, MO, tornado | Relatively High | 98.1 | 2 of 114 | 17 | 2025 (6) | $7.5M |
| St. Louis County, MO, hurricane and tropical storm | Very Low | 45.1 | 5 of 114 | 0 | none | $0 |
| St. Louis County, MO, ice storm | Very High | 98.8 | 2 of 114 | 1 | 2017 (1) | $0 |
| St. Louis County, MO, winter storm and heavy snow | Very High | 98.3 | 1 of 114 | 10 | 2019 (2) | $0 |
| St. Louis County, MO, heat wave | Very High | 99.9 | 1 of 114 | 24 | 2018 (7) | $0 |
Facts about St. Louis County
- Residents of St. Louis County, MO, ACS 2023
- 996,6181 of 114 Missouri counties
- Households in St. Louis County, MO
- 414,7392.40 people each
- Owner-occupied homes in St. Louis County, MO
- 69.0%286,352 owner and 128,387 renter households
- Median household income in St. Louis County, MO
- $81,3406 of 114 Missouri counties
- Housing units in St. Louis County, MO
- 445,47230,733 vacant or seasonal, 6.9% of the units
- Homes heated by electricity in St. Louis County, MO
- 22.8%94,674 homes, 112 of 114 Missouri counties
- Utilities listed for St. Louis County, MO
- 11 with a home price: Union Electric Co
- Home price in St. Louis County, MO
- 12.56 ¢/kWhUnion Electric Co
- ZIP areas touching St. Louis County, MO
- 4563005 to 63146
- Outage-linked storm events in St. Louis County, MO
- 188NWS storm events, 2015 to 2025
- Homes built before 1980 in St. Louis County, MO
- 69.2%median year built 1968
- Flood claims in St. Louis County, MO
- 1,649NFIP 2015 to 2025, $107.8M paid
- Home energy burden in St. Louis County, MO
- 2.0%$1,254 a year on electricity (DOE LEAD)
Electric utilities in St. Louis County
| Utility listed for St. Louis County, MO | Type | Home price ¢/kWh | Yearly bill at 1,001 kWh | Share of St. Louis County, MO median income of $81,340 |
|---|---|---|---|---|
| Union Electric Co in St. Louis County, MO | Investor Owned | 12.56 | $1,508 | 1.85% |
Prices are statewide utility averages, not a county price.
Bill and heat pump calculator, St. Louis County
Compare St. Louis County with its neighbours
- St. Charles County sits 18 miles northwest of St. Louis County, MO with 409,830 residents, 130 storm events, median home built 1994, energy burden 1.8%, income $102,912.
- Jefferson County sits 22 miles south of St. Louis County, MO with 228,227 residents, 98 storm events, median home built 1986, energy burden 2.3%, income $80,522.
- Lincoln County sits 37 miles northwest of St. Louis County, MO with 61,636 residents, 63 storm events, median home built 1996, energy burden 2.5%, income $85,276.
- Franklin County sits 36 miles west of St. Louis County, MO with 105,316 residents, 104 storm events, median home built 1984, energy burden 2.6%, income $71,973.
- Ste. Genevieve County sits 47 miles south of St. Louis County, MO with 18,551 residents, 43 storm events, median home built 1981, energy burden 3.0%, income $61,310.
Cost of living with electricity in St. Louis County
St. Louis County, MO: electricity $1,254 a year per home (DOE LEAD), all home energy $2,204, 2.0% of $111,981 income. 413,247 households in St. Louis County, MO spend about $518.2 million a year on electricity and $910.8 million on all home energy. Lower-income homes in St. Louis County, MO ($19,230 a year) spend 9.7% of income, 4.9 times the all-home figure.
Energy burden in St. Louis County, MO
| St. Louis County, MO | Homes | Income | Power | Gas | Other | Burden |
|---|---|---|---|---|---|---|
| St. Louis County, MO, all households | 413,247 | $111,981 | $1,254 | $940 | $10 | 2.0% |
| St. Louis County, MO, lower income | 85,485 | $19,230 | $1,046 | $807 | $9 | 9.7% |
| St. Louis County, MO, owners | 283,007 | $139,896 | $1,387 | $1,096 | $13 | 1.8% |
| St. Louis County, MO, renters | 130,240 | $51,322 | $964 | $600 | $3 | 3.0% |
Housing and heating in St. Louis County
St. Louis County, MO: 308,373 of 445,472 homes were built before 1980 and 44,804 in 2000 or later. St. Louis County, MO has 320,708 detached houses, 74,822 homes in 5+ unit buildings, 1,376 mobile homes, and 128,387 of 414,739 households rent.
Age of homes in St. Louis County, MO
% of homes by decade built, St. Louis County, MO
- 10pre-40
- 740s
- 1850s
- 1960s
- 1670s
- 1280s
- 990s
- 600s
- 310s
- 020+
Heating fuel in St. Louis County, MO
| St. Louis County, MO | Value | State median | Gap | Rank |
|---|---|---|---|---|
| St. Louis County, MO, median year built | 1968 | 1979 | -11 years | 102 of 114 |
| St. Louis County, MO, built before 1980 | 69.2% | 52.5% | +16.7 points | 13 of 114 |
| St. Louis County, MO, built 2000 or later | 10.1% | 19.9% | -9.9 points | 111 of 114 |
| St. Louis County, MO, detached houses | 72.0% | 76.2% | -4.2 points | 92 of 114 |
| St. Louis County, MO, apartments in 5+ unit buildings | 16.8% | 3.3% | +13.5 points | 8 of 114 |
| St. Louis County, MO, mobile homes | 0.3% | 10.4% | -10.1 points | 114 of 114 |
| St. Louis County, MO, renter households | 31.0% | 24.1% | +6.9 points | 26 of 114 |
| St. Louis County, MO, median home value | $260,700 | $156,150 | +$104,550 | 5 of 114 |
| St. Louis County, MO, median gross rent a month | $1,164 | $752 | +$412 | 4 of 114 |
| St. Louis County, MO, people per household | 2.36 | 2.50 | -0.14 | 103 of 114 |
Flood claims and flood insurance in St. Louis County
St. Louis County, MO: 1,649 NFIP flood claims in 2015 to 2025, $107.8M paid, median paid claim $28,724.
2,070 of 360,986 residential structures in St. Louis County, MO carry an NFIP contract. 3,072 NFIP policies of any type were in force in St. Louis County, MO on 8 Sep 2026. St. Louis County, MO lists 705 repetitive-loss properties, 157 of them severe repetitive loss.
St. Louis County, MO: claims history, not an outage count.
Flood claims by year in St. Louis County, MO
flood claims a year, St. Louis County, MO
- 364'15
- 63'16
- 207'17
- 9'18
- 108'19
- 112'20
- 6'21
- 592'22
- 17'23
- 152'24
- 19'25
| St. Louis County, MO | Value | Median county | Rank |
|---|---|---|---|
| St. Louis County, MO, claims 2015-2025 | 1,649 | — | 1 of 70 |
| St. Louis County, MO, paid 2015-2025 | $107.8M | — | 1 of 70 |
| St. Louis County, MO, median paid claim | $28,724 | — | — |
| St. Louis County, MO, claims per 1,000 homes | 4.6 | 1.9 | 23 of 70 |
| St. Louis County, MO, homes with flood insurance | 0.6% | 0.2% | 21 of 104 |
| St. Louis County, MO, policies in force | 3,072 | — | — |
| St. Louis County, MO, repetitive-loss properties | 705 | — | — |
St. Louis County, MO: OpenFEMA NFIP, claims as of 8 Sep 2026, insured share as of 3 Aug 2026; counts under 5 are hidden.
St. Louis County: flood claims by state, flood hub.
Analyst note on St. Louis County
St. Louis County, MO counts 996,618 residents in 414,739 households. St. Louis County, MO touches 45 ZIP areas, 63005 to 63146, about 22,147 residents each. Household income in St. Louis County, MO is $81,340; 286,352 of its 414,739 households own.
94,674 of the 414,739 homes in St. Louis County, MO heat with electricity. St. Louis County, MO has 445,472 housing units, 30,733 (6.9%) vacant or seasonal, and 128,387 rented homes. St. Louis County, MO logged 188 storm events for its 996,618 residents.
The median home in St. Louis County, MO dates from 1968. Homes in St. Louis County, MO pay $1,254 a year for electricity.
Cities in St. Louis County
- Florissant electricity rates51,915 residents
- Chesterfield electricity rates49,591 residents
- Wildwood electricity rates35,168 residents
- Oakville electricity rates35,166 residents
- University City electricity rates34,655 residents
- Ballwin electricity rates30,835 residents
ZIP codes in St. Louis County
- 63005
- 63011
- 63017
- 63021
- 63025
- 63026
- 63031
- 63033
- 63034
- 63038
- 63040
- 63042
- 63043
- 63044
- 63045
- 63069
- 63074
- 63088
- 63105
- 63114
- 63117
- 63119
- 63121
- 63122
- 63123
- 63124
- 63125
- 63126
- 63127
- 63128
- 63129
- 63130
- 63131
- 63132
- 63133
- 63134
- 63135
- 63136
- 63137
- 63138
- 63140
- 63141
- 63143
- 63144
- 63146
Missouri: home prices since 2001, planned plants. 525 MW planned in this county.
Questions on St. Louis County
St. Louis County, MO: what do homes pay for electricity?
St. Louis County, MO homes paid 12.56 cents per kWh in 2024 across 1 listed utility: $126 a month at 1,001 kWh, 1.85% of St. Louis County, MO income.
St. Louis County, MO: how many homes heat with electricity?
St. Louis County, MO: 94,674 of 414,739 occupied homes, 22.8%, rank 112 of 114.
St. Louis County, MO: median household income?
$81,340 in St. Louis County, MO, rank 6 of 114; 996,618 residents, 414,739 households.
St. Louis County, MO: outage-linked storms since 2015?
St. Louis County, MO: 188 NWS events, peak year 2025.
St. Louis County, MO: flood insurance claims since 2015?
St. Louis County, MO: 1,649 NFIP flood claims, $107.8M paid, 4.6 per 1,000 homes, 0.6% of homes insured.
How old are the homes in St. Louis County, MO?
St. Louis County, MO: median home built 1968; 69.2% predate 1980, 72.0% detached, 16.8% in 5+ unit buildings.
St. Louis County, MO: share of income for energy?
St. Louis County, MO homes spend $1,254 a year on electricity, $2,204 on all energy: 2.0% of $111,981; 9.7% for lower incomes.