Electric companies in Rockwall County, Texas
Rockwall County, TX ranks 1 of 254 Texas counties for the newest homes (median year built 2005). Rockwall County in Texas has 116,931 residents and 2 utilities listed by EIA. Oncor Electric Delivery Company LLC delivers power to 3,477,215 home accounts in Texas at 5.19 cents per kWh for delivery alone, and you choose only the supplier.
Households in Rockwall County can pick a supplier. How to compare.
Rockwall County on the map
Rockwall County darker: more storm events
Electric utilities in Rockwall County
| Utility listed for Rockwall County, TX | Type | Home accounts in Texas |
|---|---|---|
| Oncor Electric Delivery Company LLC in Rockwall County, TX | Investor Owned | 3,477,215 |
| Farmers Electric Coop, Inc in Rockwall County, TX | Cooperative | 84,006 |
Oncor Electric Delivery Company LLC delivers power here and bills delivery only, so no plan price exists; you choose only the supplier. Which listed company serves your street depends on the address.
Housing and heating in Rockwall County
Rockwall County, TX: 3,127 of 41,426 homes were built before 1980 and 27,035 in 2000 or later. Rockwall County, TX has 35,410 detached houses, 3,303 homes in 5+ unit buildings, 1,371 mobile homes, and 6,890 of 39,513 households rent.
Age of homes in Rockwall County, TX
% of homes by decade built, Rockwall County, TX
- 0pre-40
- 040s
- 150s
- 160s
- 570s
- 1380s
- 1490s
- 3100s
- 2710s
- 720+
Heating fuel in Rockwall County, TX
| Rockwall County, TX | Value | State median | Gap | Rank |
|---|---|---|---|---|
| Rockwall County, TX, median year built | 2005 | 1981 | +24 years | 1 of 254 |
| Rockwall County, TX, built before 1980 | 7.5% | 48.9% | -41.4 points | 254 of 254 |
| Rockwall County, TX, built 2000 or later | 65.3% | 23.8% | +41.4 points | 1 of 254 |
| Rockwall County, TX, detached houses | 85.5% | 73.4% | +12.1 points | 24 of 254 |
| Rockwall County, TX, apartments in 5+ unit buildings | 8.0% | 3.7% | +4.3 points | 63 of 254 |
| Rockwall County, TX, mobile homes | 3.3% | 14.1% | -10.8 points | 243 of 254 |
| Rockwall County, TX, renter households | 17.4% | 25.5% | -8.1 points | 235 of 254 |
| Rockwall County, TX, median home value | $386,000 | $158,050 | +$227,950 | 9 of 250 |
| Rockwall County, TX, median gross rent a month | $1,899 | $928 | +$971 | 1 of 246 |
| Rockwall County, TX, people per household | 2.94 | 2.59 | +0.35 | 30 of 254 |
Facts about Rockwall County
- Residents of Rockwall County, TX, ACS 2023
- 116,93139 of 254 Texas counties
- Households in Rockwall County, TX
- 39,5132.96 people each
- Owner-occupied homes in Rockwall County, TX
- 82.6%32,623 owner and 6,890 renter households
- Median household income in Rockwall County, TX
- $124,9171 of 253 Texas counties
- Housing units in Rockwall County, TX
- 41,4261,913 vacant or seasonal, 4.6% of the units
- Homes heated by electricity in Rockwall County, TX
- 53.7%21,230 homes, 176 of 254 Texas counties
- Utilities listed for Rockwall County, TX
- 21 with a home price: Farmers Electric Coop, Inc
- ZIP areas touching Rockwall County, TX
- 475032 to 75189
- Outage-linked storm events in Rockwall County, TX
- 67NWS storm events, 2015 to 2025
- Homes built before 1980 in Rockwall County, TX
- 7.5%median year built 2005
- Flood claims in Rockwall County, TX
- 31NFIP 2015 to 2025, $1.3M paid
- Home energy burden in Rockwall County, TX
- 2.0%$2,351 a year on electricity (DOE LEAD)
Cost of living with electricity in Rockwall County
Rockwall County, TX: electricity $2,351 a year per home (DOE LEAD), all home energy $2,984, 2.0% of $148,665 income. 37,881 households in Rockwall County, TX spend about $89.1 million a year on electricity and $113.0 million on all home energy. Lower-income homes in Rockwall County, TX ($19,860 a year) spend 11.4% of income, 5.7 times the all-home figure.
Energy burden in Rockwall County, TX
| Rockwall County, TX | Homes | Income | Power | Gas | Other | Burden |
|---|---|---|---|---|---|---|
| Rockwall County, TX, all households | 37,881 | $148,665 | $2,351 | $619 | $14 | 2.0% |
| Rockwall County, TX, lower income | 3,711 | $19,860 | $1,797 | $454 | $7 | 11.4% |
| Rockwall County, TX, owners | 31,503 | $162,814 | $2,524 | $690 | $16 | 2.0% |
| Rockwall County, TX, renters | 6,378 | $78,776 | $1,497 | $265 | $1 | 2.2% |
Outage risk in Rockwall County
Rockwall County, TX, NWS storm events 2015 to 2025: 67 in all, 57.3 per 100,000 residents of 116,931, rank 146 of 254 Texas counties. Property damage in Rockwall County, TX: $12.5M.
Events by year in Rockwall County, TX
events a year, Rockwall County, TX
- 4'15
- 1'16
- 1'17
- 0'18
- 9'19
- 5'20
- 7'21
- 8'22
- 14'23
- 12'24
- 6'25
Events by type
| Rockwall County, TX | FEMA | Score | Rank | Events | Peak | Damage |
|---|---|---|---|---|---|---|
| Rockwall County, TX, thunderstorm and high wind | Relatively Moderate | 74.4 | 66 of 254 | 10 | 2022 (2) | $1.2M |
| Rockwall County, TX, tornado | Relatively High | 93.7 | 32 of 254 | 5 | 2019 (3) | $11.3M |
| Rockwall County, TX, hurricane and tropical storm | Very Low | 34.0 | 168 of 250 | 0 | none | $0 |
| Rockwall County, TX, ice storm | Relatively Low | 54.6 | 108 of 254 | 1 | 2023 (1) | $0 |
| Rockwall County, TX, winter storm and heavy snow | Relatively Low | 32.2 | 157 of 254 | 4 | 2015 (2) | $6K |
| Rockwall County, TX, heat wave | Relatively Moderate | 90.1 | 37 of 254 | 47 | 2023 (12) | $0 |
Flood claims and flood insurance in Rockwall County
Rockwall County, TX: 31 NFIP flood claims in 2015 to 2025, $1.3M paid, median paid claim $20,007.
158 of 33,711 residential structures in Rockwall County, TX carry an NFIP contract. 182 NFIP policies of any type were in force in Rockwall County, TX on 8 Sep 2026. Rockwall County, TX lists 7 repetitive-loss properties.
Rockwall County, TX: claims history, not an outage count.
Flood claims by year in Rockwall County, TX
flood claims a year, Rockwall County, TX
- 7'15
- <5'16
- <5'17
- 10'18
- 0'19
- 0'20
- 0'21
- <5'22
- <5'23
- <5'24
- <5'25
| Rockwall County, TX | Value | Median county | Rank |
|---|---|---|---|
| Rockwall County, TX, claims 2015-2025 | 31 | — | 91 of 140 |
| Rockwall County, TX, paid 2015-2025 | $1.3M | — | 80 of 140 |
| Rockwall County, TX, median paid claim | $20,007 | — | — |
| Rockwall County, TX, claims per 1,000 homes | 0.9 | 2.9 | 114 of 140 |
| Rockwall County, TX, homes with flood insurance | 0.5% | 0.7% | 147 of 222 |
| Rockwall County, TX, policies in force | 182 | — | — |
| Rockwall County, TX, repetitive-loss properties | 7 | — | — |
Rockwall County, TX: OpenFEMA NFIP, claims as of 8 Sep 2026, insured share as of 3 Aug 2026; counts under 5 are hidden.
Rockwall County: flood claims by state, flood hub.
Analyst note on Rockwall County
Household income in Rockwall County, TX is $124,917; 32,623 of its 39,513 households own. Rockwall County, TX counts 116,931 residents in 39,513 households. 21,230 of the 39,513 homes in Rockwall County, TX heat with electricity.
Rockwall County, TX touches 4 ZIP areas, 75032 to 75189, about 29,233 residents each. Rockwall County, TX has 41,426 housing units, 1,913 (4.6%) vacant or seasonal, and 6,890 rented homes. Rockwall County, TX logged 67 storm events for its 116,931 residents.
The median home in Rockwall County, TX dates from 2005. Homes in Rockwall County, TX pay $2,351 a year for electricity.
Bill and heat pump calculator, Rockwall County
Compare Rockwall County with its neighbours
- Kaufman County sits 21 miles south of Rockwall County, TX with 160,718 residents, 118 storm events, median home built 2004, energy burden 2.8%, income $88,606.
- Collin County sits 19 miles northwest of Rockwall County, TX with 1,116,601 residents, 203 storm events, median home built 2002, energy burden 1.9%, income $117,588.
- Hunt County sits 21 miles northeast of Rockwall County, TX with 104,917 residents, 96 storm events, median home built 1988, energy burden 3.0%, income $70,112.
- Dallas County sits 22 miles west of Rockwall County, TX with 2,603,816 residents, 258 storm events, median home built 1982, energy burden 2.2%, income $74,149.
- Ellis County sits 38 miles southwest of Rockwall County, TX with 203,927 residents, 118 storm events, median home built 2000, energy burden 2.5%, income $95,898.
Cities in Rockwall County
- Rockwall electricity rates49,605 residents
ZIP codes in Rockwall County
- 75032
- 75087
- 75132
- 75189
Texas: home prices since 2001, planned plants.
Questions on Rockwall County
Rockwall County, TX: what do homes pay for electricity?
No single price in Rockwall County, TX: 2 utilities deliver power and homes pick a plan. Texas average 14.94 cents per kWh, $164 a month at 1,096 kWh.
Rockwall County, TX: how many homes heat with electricity?
Rockwall County, TX: 21,230 of 39,513 occupied homes, 53.7%, rank 176 of 254.
Rockwall County, TX: median household income?
$124,917 in Rockwall County, TX, rank 1 of 253; 116,931 residents, 39,513 households.
Rockwall County, TX: outage-linked storms since 2015?
Rockwall County, TX: 67 NWS events, peak year 2023.
Rockwall County, TX: flood insurance claims since 2015?
Rockwall County, TX: 31 NFIP flood claims, $1.3M paid, 0.9 per 1,000 homes, 0.5% of homes insured.
How old are the homes in Rockwall County, TX?
Rockwall County, TX: median home built 2005; 7.5% predate 1980, 85.5% detached, 8.0% in 5+ unit buildings.
Rockwall County, TX: share of income for energy?
Rockwall County, TX homes spend $2,351 a year on electricity, $2,984 on all energy: 2.0% of $148,665; 11.4% for lower incomes.