Mississippi vs Tennessee electricity prices: 14.03 ¢ against 13.18 ¢ per kWh
40 places apart: Mississippi #51, Tennessee #11 of 51, the widest of 31 measures. gas share of generation Mississippi 73.6%, Tennessee 23.6%; smart meters, share of homes Mississippi 80%, Tennessee 95%. Typical bills differ by $6 a month, higher in Mississippi.
Over a year the typical energy bill differs by $67 ($166 a month in Mississippi, $160 in Tennessee). Since 2015 the home price rose +24.5% in Mississippi and +28.0% in Tennessee: 3.5 points more in Tennessee. Against the U.S. home average Mississippi sits at -18.9% and Tennessee at -23.8%.
Where the power in Mississippi and Tennessee comes from
Fuels with the widest gaps, Mississippi against Tennessee.
| Fuel | Mississippi | Tennessee | Gap |
|---|---|---|---|
| Gas | 73.6% | 23.6% | 50.0 points, higher in Mississippi |
| Nuclear | 15.1% | 38.6% | 23.6 points, higher in Tennessee |
| Coal | 5.3% | 23.7% | 18.4 points, higher in Tennessee |
| Hydro | 0.0% | 11.6% | 11.6 points, higher in Tennessee |
Mississippi against Tennessee: widest gaps
| Measure | Mississippi | Tennessee | Gap | Rank (of 51) |
|---|---|---|---|---|
| Hydro share of generation | 0.0% | 11.6% | -11.6 points | #51 / #11 |
| Gas share of generation | 73.6% | 23.6% | +50.0 points | #4 / #36 |
| Smart meters, share of homes | 80% | 95% | -15.5 points | #34 / #6 |
| Clean share with nuclear | 21.1% | 52.5% | -31.4 points | #43 / #16 |
| Petroleum share of generation | 0.0% | 0.2% | -0.2 points | #47 / #25 |
| Price change, 2026 to date | +9.2% | +4.9% | +4.2 points | #15 / #36 |
| Coal share of generation | 5.3% | 23.7% | -18.4 points | #34 / #17 |
| Renewable share of generation | 6.0% | 13.9% | -7.9 points | #46 / #30 |
| CO2 per MWh of generation, lb | 826 | 657 | +169 | #16 / #30 |
| Nuclear share of generation | 15.1% | 38.6% | -23.6 points | #20 / #6 |
31 measures compared for Mississippi and Tennessee; the CSV holds the 10 widest.
CSVMississippi and Tennessee on the map
Mississippi and Tennessee: price over time
Home price, Mississippi and Tennessee, 2010 to 2025: 16 rows
| Year | Mississippi | Tennessee | Gap to U.S. |
|---|---|---|---|
| 2010 | 9.87 | 9.23 | -1.67 |
| 2011 | 10.17 | 9.98 | -1.55 |
| 2012 | 10.26 | 10.10 | -1.62 |
| 2013 | 10.78 | 9.98 | -1.35 |
| 2014 | 11.32 | 10.32 | -1.20 |
| 2015 | 11.27 | 10.30 | -1.38 |
| 2016 | 10.47 | 10.41 | -2.08 |
| 2017 | 11.08 | 10.72 | -1.81 |
| 2018 | 11.12 | 10.71 | -1.75 |
| 2019 | 11.27 | 10.87 | -1.74 |
| 2020 | 11.17 | 10.76 | -1.98 |
| 2021 | 11.56 | 11.07 | -2.10 |
| 2022 | 12.41 | 12.25 | -2.63 |
| 2023 | 13.23 | 12.19 | -2.77 |
| 2024 | 13.39 | 12.42 | -3.09 |
| 2025 | 14.03 | 13.18 | -3.27 |
Mississippi 9.87 to 14.03 ¢ and Tennessee 9.23 to 13.18 ¢ between 2010 and 2025 (EIA).
CSVYour bill in Mississippi and in Tennessee
Where Mississippi and Tennessee are alike
- Time-of-use utilities: 12% and 8%
- Business price 2025, ¢/kWh: 13.03 and 12.87
- Average home use, kWh a month: 1,183 and 1,217
Sources and dates: data sources.
Questions
Is Mississippi or Tennessee higher on hydro share of generation?
Tennessee, by 11.6 points; they rank #51 and #11 of 51.
Is Mississippi or Tennessee higher on gas share of generation?
Mississippi, by 50.0 points; they rank #4 and #36 of 51.
Is Mississippi or Tennessee higher on smart meters?
Tennessee, by 15.5 points; they rank #34 and #6 of 51.
Is Mississippi or Tennessee higher on clean share with nuclear?
Tennessee, by 31.4 points; they rank #43 and #16 of 51.
Is Mississippi or Tennessee higher on petroleum share of generation?
Tennessee, by 0.2 points; they rank #47 and #25 of 51.
What would 878 kWh a month cost in Mississippi and in Tennessee?
Mississippi $123, Tennessee $116: $7 apart, energy only.
Where do Mississippi and Tennessee match most closely?
time-of-use utilities (12% and 8%); business price 2025, ¢/kWh (13.03 and 12.87); average home use, kWh a month (1,183 and 1,217).