Electric companies in Sullivan County, Tennessee
Sullivan County, TN ranks 3rd of 95 Tennessee counties for the oldest homes (median year built 1976). Sullivan County, TN has 159,693 residents. Sullivan County, TN: 4 utilities listed by EIA. Sullivan County, TN: home electricity prices of 10.81 to 12.84 cents per kWh.
Sullivan County, TN on the map
Sullivan County, TN darker: more storm events
Housing and heating in Sullivan County, TN
Sullivan County, TN: 42,105 of 75,917 homes were built before 1980 and 13,319 in 2000 or later. Sullivan County, TN has 53,253 detached houses, 7,827 homes in 5+ unit buildings, 8,230 mobile homes, and 18,519 of 68,408 households rent.
Age of homes in Sullivan County, TN
% of homes by decade built, Sullivan County, TN
- 7pre-40
- 840s
- 1350s
- 1260s
- 1570s
- 1280s
- 1590s
- 1100s
- 610s
- 020+
Heating fuel in Sullivan County, TN
| Sullivan County, TN | Value | State median | Gap | Rank (1 = highest) |
|---|---|---|---|---|
| Sullivan County, TN, median year built | 1976 | 1985 | -9 years | 91 of 95 |
| Sullivan County, TN, built before 1980 | 55.5% | 42.5% | +13.0 points | 8 of 95 |
| Sullivan County, TN, built 2000 or later | 17.5% | 25.9% | -8.3 points | 87 of 95 |
| Sullivan County, TN, detached houses | 70.1% | 72.1% | -1.9 points | 60 of 95 |
| Sullivan County, TN, apartments in 5+ unit buildings | 10.3% | 4.1% | +6.2 points | 15 of 95 |
| Sullivan County, TN, mobile homes | 10.8% | 16.6% | -5.8 points | 68 of 95 |
| Sullivan County, TN, renter households | 27.1% | 25.0% | +2.0 points | 38 of 95 |
| Sullivan County, TN, median home value | $190,800 | $186,300 | +$4,500 | 41 of 95 |
| Sullivan County, TN, median gross rent a month | $850 | $804 | +$46 | 32 of 95 |
| Sullivan County, TN, people per household | 2.30 | 2.49 | -0.19 | 87 of 95 |
Electric utilities in Sullivan County, TN
| Utility listed for Sullivan County, TN | Type | Home price ¢/kWh | Yearly bill at 1,154 kWh | Share of Sullivan County, TN median income of $56,802 |
|---|---|---|---|---|
| City of Bristol in Sullivan County, TN | Municipal | 10.81 | $1,497 | 2.64% |
| City of Elizabethton in Sullivan County, TN | Municipal | 11.82 | $1,636 | 2.88% |
| Johnson City in Sullivan County, TN | Municipal | 12.41 | $1,718 | 3.02% |
| Kingsport Power Co in Sullivan County, TN | Investor Owned | 12.84 | $1,777 | 3.13% |
Prices are statewide utility averages, not a county price.
Facts about Sullivan County, TN
- Residents of Sullivan County, TN, ACS 2023
- 159,6939 of 95 Tennessee counties
- Households in Sullivan County, TN
- 68,4082.33 people each
- Owner-occupied homes in Sullivan County, TN
- 72.9%49,889 owner and 18,519 renter households
- Median household income in Sullivan County, TN
- $56,80250 of 95 Tennessee counties
- Housing units in Sullivan County, TN
- 75,9177,509 vacant or seasonal, 9.9% of the units
- Homes heated by electricity in Sullivan County, TN
- 85.5%58,505 homes, 2 of 95 Tennessee counties
- Utilities listed for Sullivan County, TN
- 44 with a home price: City of Bristol, City of Elizabethton, Johnson City
- Lowest home price in Sullivan County, TN
- 10.81 ¢/kWhCity of Bristol, 15.8% below the highest
- Highest home price in Sullivan County, TN
- 12.84 ¢/kWhKingsport Power Co
- Monthly bill gap in Sullivan County, TN
- $23between the two at 1,154 kWh, $280 a year, 0.49% of the Sullivan County, TN median income
- ZIP areas touching Sullivan County, TN
- 837617 to 37686
- Outage-linked storm events in Sullivan County, TN
- 94NWS storm events, 2015 to 2025
- Homes built before 1980 in Sullivan County, TN
- 55.5%median year built 1976
- Flood claims in Sullivan County, TN
- 46NFIP 2015 to 2025, $673K paid
- Home energy burden in Sullivan County, TN
- 2.4%$1,605 a year on electricity (DOE LEAD)
Electricity price since 2015 in Sullivan County, TN
Johnson City charged Sullivan County, TN homes 10.16 ¢/kWh in 2015. Sullivan County, TN: 12.41 ¢ in 2024, 22% up. Sullivan County, TN: against 21% up for the Tennessee average.
Sullivan County, TN: a 1,154 kWh month at that price. Sullivan County, TN: $117 in 2015, $143 in 2024. Sullivan County, TN: $1,718 a year, 3.0% of the $56,802 median income.
Sullivan: 10 yearly prices
| Year | Johnson City, Sullivan County, TN | Sullivan: Gap to Tennessee average | Sullivan: Gap to U.S. average |
|---|---|---|---|
| 2015, Sullivan | 10.16 | -0.14 | -2.49 |
| 2016, Sullivan | 10.57 | +0.16 | -1.98 |
| 2017, Sullivan | 11.24 | +0.52 | -1.65 |
| 2018, Sullivan | 11.21 | +0.50 | -1.66 |
| 2019, Sullivan | 11.46 | +0.59 | -1.55 |
| 2020, Sullivan | 11.19 | +0.43 | -1.96 |
| 2021, Sullivan | 11.42 | +0.35 | -2.24 |
| 2022, Sullivan | 12.65 | +0.40 | -2.39 |
| 2023, Sullivan | 12.61 | +0.42 | -3.39 |
| 2024, Sullivan | 12.41 | -0.01 | -4.07 |
Sullivan County, TN: EIA-861 home prices, 2015 to 2024, not a Sullivan County, TN price.
CSVOutage risk in Sullivan County, TN
Sullivan County, TN, NWS storm events 2015 to 2025: 94 in all, 58.9 per 100,000 residents of 159,693, rank 46 of 95 Tennessee counties. Property damage in Sullivan County, TN: $40K, with 2 direct injuries or deaths.
Events by year in Sullivan County, TN
events a year, Sullivan County, TN
- 10'15
- 16'16
- 3'17
- 19'18
- 8'19
- 9'20
- 2'21
- 6'22
- 7'23
- 7'24
- 7'25
Events by type
| Sullivan County, TN | FEMA | Score | Rank | Events | Peak | Damage |
|---|---|---|---|---|---|---|
| Sullivan County, TN, thunderstorm and high wind | Relatively High | 86.9 | 12 of 95 | 65 | 2016 (9) | $40K |
| Sullivan County, TN, tornado | Relatively Low | 47.2 | 80 of 95 | 0 | none | $0 |
| Sullivan County, TN, hurricane and tropical storm | Very Low | 54.7 | 16 of 95 | 0 | none | $0 |
| Sullivan County, TN, ice storm | Relatively Low | 27.5 | 82 of 95 | 0 | none | $0 |
| Sullivan County, TN, winter storm and heavy snow | Relatively Low | 57.6 | 40 of 95 | 29 | 2018 (15) | $0 |
| Sullivan County, TN, heat wave | Very Low | 18.5 | 70 of 95 | 0 | none | $0 |
Cost of living with electricity in Sullivan County, TN
Sullivan County, TN: electricity $1,605 a year per home (DOE LEAD), all home energy $1,777, 2.4% of $73,287 income. 67,575 households in Sullivan County, TN spend about $108.5 million a year on electricity and $120.1 million on all home energy. Lower-income homes in Sullivan County, TN ($19,774 a year) spend 7.8% of income, 3.2 times the all-home figure.
Energy burden in Sullivan County, TN
| Sullivan County, TN | Homes | Income | Power | Gas | Other | Burden |
|---|---|---|---|---|---|---|
| Sullivan County, TN, all households | 67,575 | $73,287 | $1,605 | $145 | $27 | 2.4% |
| Sullivan County, TN, lower income | 21,023 | $19,774 | $1,435 | $90 | $27 | 7.8% |
| Sullivan County, TN, owners | 49,020 | $85,393 | $1,743 | $187 | $33 | 2.3% |
| Sullivan County, TN, renters | 18,555 | $41,303 | $1,240 | $36 | $13 | 3.1% |
Flood claims and flood insurance in Sullivan County, TN
Sullivan County, TN: 46 NFIP flood claims in 2015 to 2025, $673K paid, median paid claim $10,555.
266 of 61,203 residential structures in Sullivan County, TN carry an NFIP contract. 331 NFIP policies of any type were in force in Sullivan County, TN on 8 Sep 2026. Sullivan County, TN lists 13 repetitive-loss properties.
Sullivan County, TN: claims history, not an outage count.
Flood claims by year in Sullivan County, TN
flood claims a year, Sullivan County, TN
- <5'15
- <5'16
- <5'17
- 0'18
- 10'19
- 14'20
- 7'21
- <5'22
- <5'23
- 0'24
- <5'25
| Sullivan County, TN | Value | Median county | Rank (1 = highest) |
|---|---|---|---|
| Sullivan County, TN, claims 2015-2025 | 46 | — | 20 of 69 |
| Sullivan County, TN, paid 2015-2025 | $673K | — | 32 of 69 |
| Sullivan County, TN, median paid claim | $10,555 | — | — |
| Sullivan County, TN, claims per 1,000 homes | 0.8 | 1.2 | 44 of 69 |
| Sullivan County, TN, homes with flood insurance | 0.4% | 0.4% | 43 of 95 |
| Sullivan County, TN, policies in force | 331 | — | — |
| Sullivan County, TN, repetitive-loss properties | 13 | — | — |
Sullivan County, TN: OpenFEMA NFIP, claims as of 8 Sep 2026, insured share as of 3 Aug 2026; counts under 5 are hidden.
Sullivan County, TN: flood claims by state, flood hub.
Climate and electric heating in Sullivan County, TN
Sullivan County, TN totals 4,160 heating degree days and 1,042 cooling degree days a year (1991-2020 normal).
For heating, Sullivan County, TN is the 11th coldest of 95 counties in Tennessee: 4,160 against a median of 3,756. For cooling, Sullivan County, TN is the 84th hottest: 1,042 against a median of 1,440.
Sullivan County, TN runs furnace and air conditioner, 3,118 degree days apart.
Sullivan County, TN: 3,852 heating degree days in 2016-2025, 4,160 on the normal, 7% under.
Sullivan County, TN: electricity heats 85.5% of 68,408 homes, in a county with 4,160 heating degree days in a normal year.
| Sullivan County, TN | Value | TN median county | Sullivan County, TN, rank (1 = highest) |
|---|---|---|---|
| Sullivan County, TN, heating degree days, 1991-2020 normal | 4,160 | 3,756 | 11 of 95 |
| Sullivan County, TN, heating degree days, 2016-2025 mean | 3,852 | 3,455 | 11 of 95 |
| Sullivan County, TN, cooling degree days, 1991-2020 normal | 1,042 | 1,440 | 84 of 95 |
| Sullivan County, TN, cooling degree days, 2016-2025 mean | 1,150 | 1,565 | 83 of 95 |
| Sullivan County, TN, electric heating, ACS 2019-2023 | 85.5% | 64.3% | 2 of 95 |
Sullivan County, TN: ACS B25040, 68,408 homes; NOAA nClimDiv, retrieved 7 Oct 2026.
Analyst note on Sullivan County, TN
Sullivan County, TN counts 159,693 residents in 68,408 households. 58,505 of the 68,408 homes in Sullivan County, TN heat with electricity. Sullivan County, TN touches 8 ZIP areas, 37617 to 37686, about 19,962 residents each.
Household income in Sullivan County, TN is $56,802; 49,889 of its 68,408 households own. Sullivan County, TN has 75,917 housing units, 7,509 (9.9%) vacant or seasonal, and 18,519 rented homes. Sullivan County, TN logged 94 storm events for its 159,693 residents.
The median home in Sullivan County, TN dates from 1976. Homes in Sullivan County, TN pay $1,605 a year for electricity. Sullivan County, TN home electricity prices run City of Bristol to Kingsport Power Co, $23 a month apart at 1,154 kWh.
Bill and heat pump calculator, Sullivan County, TN
Compare Sullivan County, TN with its neighbours
- Washington County sits 18 miles southwest of Sullivan County, TN, with 134,693 residents against 159,693 there, 75 storm events against 94, median home built 1986 against 1976, energy burden 2.3% against 2.4%, income $61,051 against $56,802.
- Carter County sits 22 miles southeast of Sullivan County, TN, with 56,462 residents against 159,693 there, 64 storm events against 94, median home built 1977 against 1976, energy burden 3.1% against 2.4%, income $48,435 against $56,802.
- Unicoi County sits 32 miles south of Sullivan County, TN, with 17,779 residents against 159,693 there, 35 storm events against 94, median home built 1976 against 1976, energy burden 3.1% against 2.4%, income $50,381 against $56,802.
- Johnson County sits 30 miles east of Sullivan County, TN, with 18,073 residents against 159,693 there, 34 storm events against 94, median home built 1980 against 1976, energy burden 3.4% against 2.4%, income $52,152 against $56,802.
- Hawkins County sits 37 miles west of Sullivan County, TN, with 57,446 residents against 159,693 there, 81 storm events against 94, median home built 1984 against 1976, energy burden 2.7% against 2.4%, income $55,278 against $56,802.
Cities in Sullivan County, TN
- Kingsport electricity rates55,807 residents
ZIP codes in Sullivan County, TN
- 37617
- 37618
- 37620
- 37660
- 37663
- 37664
- 37665
- 37686
Tennessee: home prices since 2001, planned plants.
Questions on Sullivan County, TN
Sullivan County, TN: what do homes pay for electricity?
Sullivan County, TN homes paid 10.81 to 12.84 cents per kWh in 2024 across 4 listed utilities: $125 to $148 a month at 1,154 kWh, 2.64% to 3.13% of Sullivan County, TN income.
Sullivan County, TN: how many homes heat with electricity?
Sullivan County, TN: 58,505 of 68,408 occupied homes, 85.5%, rank 2 of 95.
Sullivan County, TN: median household income?
$56,802 in Sullivan County, TN, rank 50 of 95; 159,693 residents, 68,408 households.
Sullivan County, TN: outage-linked storms since 2015?
Sullivan County, TN: 94 NWS events, peak year 2018.
Sullivan County, TN: flood insurance claims since 2015?
Sullivan County, TN: 46 NFIP flood claims, $673K paid, 0.8 per 1,000 homes, 0.4% of homes insured.
How old are the homes in Sullivan County, TN?
Sullivan County, TN: median home built 1976; 55.5% predate 1980, 70.1% detached, 10.3% in 5+ unit buildings.
Sullivan County, TN: share of income for energy?
Sullivan County, TN homes spend $1,605 a year on electricity, $1,777 on all energy: 2.4% of $73,287; 7.8% for lower incomes.