Smart meters and time-of-use rates: coverage by state
District of Columbia leads with 99.5% advanced meters, Maine 97.6%, Pennsylvania 97.6%. Rhode Island is lowest at 1.1%. Across the country 83.8% of home meters are advanced. Time-of-use rates need such meters: Hawaii has the largest share of utilities offering one (100%).
Find your state
Pick a state to see where it ranks.
- 1.1% to 60.9%
- 60.9% to 81.4%
- 81.4% to 92.5%
- 92.5% to 93.6%
- 93.6% to 99.5%
District of Columbia 99.5% first, Rhode Island 1.1% last: the map links to each state.
All 51 ranked places
The table, sortable
| 1 | District of Columbia | 99.5 | 0 | 0.0 | 323,152 | Median household 106,287, +41% vs median; 1.9% ahead of Maine; Utilities offering 0, -100% vs median |
|---|---|---|---|---|---|---|
| 2 | Maine | 97.6 | 17 | 0.7 | 759,838 | Home price 27.78, +81% vs median; 1.9% apart from District of Columbia; Utilities offering 17, -62% vs median |
| 3 | Pennsylvania | 97.6 | 29 | 0.1 | 5,611,536 | 0.0% apart from Maine; Homes on 23.2, +23.2 vs median |
| 4 | Michigan | 96.8 | 60 | 36.1 | 4,859,137 | 0.8% apart from Pennsylvania; Median household 71,149, -6% vs median |
| 5 | Nevada | 96.0 | 67 | 1.1 | 1,426,890 | Utilities offering 67, +50% vs median; 0.8% apart from Michigan; Home price 13.15, -14% vs median |
| 6 | Tennessee | 95.4 | 8 | 0.3 | 3,166,532 | Utilities in 82, +332% vs median; 0.6% apart from Nevada; Utilities offering 8, -82% vs median |
| 7 | Texas | 95.1 | 36 | 2.6 | 13,031,359 | Utilities in 160, +742% vs median; 0.3% apart from Tennessee; Homes on 55.7, +55.7 vs median |
| 8 | Hawaii | 95.0 | 100 | 4.3 | 466,343 | Home price 40.59, +164% vs median; 0.1% apart from Texas; Utilities offering 100, +125% vs median |
| 9 | Florida | 94.5 | 58 | 0.1 | 10,688,957 | 0.5% apart from Hawaii; Median household 71,711, -5% vs median |
| 10 | Delaware | 93.6 | 12 | 54.7 | 479,731 | Utilities offering 12, -72% vs median; 0.9% apart from Florida; Utilities in 6, -68% vs median |
| 11 | Illinois | 93.6 | 30 | 9.3 | 5,585,260 | 0.0% apart from Delaware; Homes on 25.0, +25.0 vs median |
| 12 | Arizona | 93.4 | 91 | 35.1 | 3,498,562 | 0.2% apart from Illinois; Utilities offering 91, +105% vs median |
| 13 | Georgia | 93.0 | 38 | 1.8 | 4,826,316 | 0.4% apart from Arizona; Utilities in 56, +195% vs median |
| 14 | Alabama | 92.9 | 3 | 0.2 | 2,399,170 | Utilities offering 3, -93% vs median; 0.1% apart from Georgia; Median household 62,027, -18% vs median |
| 15 | Oregon | 92.9 | 50 | 1.4 | 1,889,108 | 0.0% apart from Alabama; Homes on 0.0, +0.0 vs median |
| 16 | Virginia | 92.9 | 41 | 0.7 | 3,687,138 | 0.0% apart from Oregon; Median household 90,974, +20% vs median |
| 17 | Kansas | 92.8 | 25 | 1.9 | 1,344,520 | 0.1% apart from Virginia; Utilities offering 25, -44% vs median |
| 18 | Oklahoma | 92.8 | 27 | 32.7 | 1,909,358 | Median household 63,603, -16% vs median; 0.0% apart from Kansas; Home price 13.12, -15% vs median |
| 19 | Colorado | 92.5 | 75 | 45.8 | 2,637,146 | Median household 92,470, +22% vs median; 0.3% apart from Oklahoma; Utilities offering 75, +69% vs median |
| 20 | North Carolina | 92.5 | 57 | 2.8 | 5,139,093 | 0.0% apart from Colorado; Utilities in 48, +153% vs median |
| 21 | New Jersey | 90.8 | 12 | 0.4 | 3,799,187 | Median household 101,050, +34% vs median; 1.7% apart from North Carolina; Utilities offering 12, -72% vs median |
| 22 | Wisconsin | 89.8 | 62 | 1.7 | 2,892,890 | 1.0% apart from New Jersey; Utilities in 64, +237% vs median |
| 23 | Louisiana | 89.0 | 33 | 8.8 | 2,387,258 | Median household 60,023, -21% vs median; 0.8% apart from Wisconsin; Home price 12.57, -18% vs median |
| 24 | South Carolina | 88.7 | 69 | 0.3 | 2,625,485 | Median household 66,818, -12% vs median; 0.3% apart from Louisiana; Utilities offering 69, +56% vs median |
| 25 | Missouri | 87.6 | 50 | 51.1 | 2,976,426 | Median household 68,920, -9% vs median; 1.1% apart from South Carolina; Home price 13.49, -12% vs median |
| 26 | Minnesota | 87.5 | 57 | 2.5 | 2,724,145 | Median household 87,556, +16% vs median; 0.1% apart from Missouri; Utilities in 44, +132% vs median |
| 27 | California | 86.6 | 59 | 34.0 | 15,054,370 | Home price 32.54, +112% vs median; 0.9% apart from Minnesota; Homes on 39.5, +39.5 vs median |
| 28 | Maryland | 86.5 | 18 | 67.1 | 2,531,693 | Median household 101,652, +35% vs median; 0.1% apart from California; Utilities offering 18, -59% vs median |
| 29 | Utah | 86.4 | 67 | 0.3 | 1,288,601 | Median household 91,750, +21% vs median; 0.1% apart from Maryland; Utilities offering 67, +50% vs median |
| 30 | Arkansas | 83.8 | 43 | 7.6 | 1,510,535 | Median household 58,773, -22% vs median; 2.6% apart from Utah; Home price 12.84, -16% vs median |
| 31 | Kentucky | 81.4 | 39 | 0.3 | 2,090,402 | Median household 62,417, -17% vs median; 2.4% apart from Arkansas; Home price 13.24, -14% vs median |
| 32 | Idaho | 81.3 | 60 | 1.3 | 865,471 | 0.1% apart from Kentucky; Home price 11.82, -23% vs median |
| 33 | Indiana | 80.5 | 63 | 3.2 | 3,094,355 | 0.8% apart from Idaho; Utilities in 44, +132% vs median |
| 34 | Mississippi | 79.9 | 12 | 2.1 | 1,346,555 | Median household 54,915, -27% vs median; 0.6% apart from Indiana; Utilities offering 12, -72% vs median |
| 35 | South Dakota | 78.5 | 56 | 2.6 | 451,445 | 1.4% apart from Mississippi; Home price 13.38, -13% vs median |
| 36 | Vermont | 78.1 | 100 | 2.4 | 342,624 | Utilities offering 100, +125% vs median; 0.4% apart from South Dakota; Utilities in 3, -84% vs median |
| 37 | Alaska | 74.1 | 100 | 0.0 | 302,338 | Utilities offering 100, +125% vs median; 4.0% apart from Vermont; Home price 26.09, +70% vs median |
| 38 | New York | 74.1 | 18 | 2.4 | 7,608,706 | Home price 26.39, +72% vs median; 0.0% apart from Alaska; Utilities offering 18, -60% vs median |
| 39 | Washington | 69.4 | 50 | 0.3 | 3,385,148 | Median household 94,952, +26% vs median; 4.7% apart from New York; Home price 13.11, -15% vs median |
| 40 | Ohio | 62.3 | 48 | 0.7 | 5,208,927 | 7.1% apart from Washington; Homes on 58.0, +58.0 vs median |
| 41 | North Dakota | 60.9 | 83 | 8.1 | 430,594 | Utilities offering 83, +88% vs median; 1.4% apart from Ohio; Home price 11.81, -23% vs median |
| 42 | Iowa | 45.9 | 44 | 5.9 | 1,468,874 | 15.0% apart from North Dakota; Home price 13.72, -11% vs median |
| 43 | West Virginia | 44.7 | 100 | 0.3 | 878,204 | Utilities offering 100, +125% vs median; 1.2% apart from Iowa; Median household 57,917, -23% vs median |
| 44 | Wyoming | 39.3 | 40 | 0.6 | 288,220 | Utilities in 6, -68% vs median; 5.4% apart from West Virginia; Home price 13.38, -13% vs median |
| 45 | Nebraska | 31.1 | 21 | 0.2 | 915,461 | Utilities offering 21, -52% vs median; 8.2% apart from Wyoming; Home price 12.34, -20% vs median |
| 46 | Montana | 28.4 | 40 | 16.8 | 561,324 | Home price 12.98, -16% vs median; 2.7% apart from Nebraska; Utilities in 7, -63% vs median |
| 47 | New Mexico | 28.4 | 73 | 0.8 | 971,201 | Median household 62,125, -18% vs median; 0.0% apart from Montana; Utilities offering 73, +64% vs median |
| 48 | New Hampshire | 21.8 | 50 | 0.1 | 697,542 | Homes on 34.6, +34.6 vs median; 6.6% apart from New Mexico; Median household 95,628, +27% vs median |
| 49 | Connecticut | 21.7 | 33 | 4.4 | 1,619,969 | Home price 29.38, +91% vs median; 0.1% apart from New Hampshire; Median household 93,760, +24% vs median |
| 50 | Massachusetts | 10.4 | 6 | 0.2 | 3,091,348 | Homes on 55.9, +55.9 vs median; 11.3% apart from Connecticut; Home price 30.48, +98% vs median |
| 51 | Rhode Island | 1.1 | 0 | 0.0 | 473,736 | Home price 29.46, +92% vs median; 9.3% apart from Massachusetts; Utilities offering 0, -100% vs median |
District of Columbia 99.5% to Rhode Island 1.1%; 51 rows in the CSV.
CSVWhy the top and the bottom differ
21 places have 90% or more smart meters; 10 are under 50%. Dynamic-pricing enrolments (all programs) are largest in Maryland: 67.1 per 100 meters.
| Measure | First 10 (District of Columbia to Delaware) | Last 10 (Iowa to Rhode Island) | All 51 |
|---|---|---|---|
| Smart meters, % | 96.1 | 27.3 | 75.7 |
| Utilities offering time-of-use, % | 39 | 41 | 46 |
| Home price 2025, ¢/kWh | 20.38 | 19.68 | 17.92 |
| Homes on a retail supplier, % | 10.4 | 13.6 | 7.6 |
| Median household income, $ | 79,712 | 79,001 | 78,195 |
| Utilities in the state | 35 | 11 | 25 |
Across the states, smart meter and time-of-use coverage moves most closely with (r, a pattern and not a cause; glossary):
- cooling degree-days: r = +0.41 across 48 states
- heating degree-days: r = -0.39 across 48 states
- share of homes served by retail suppliers: r = -0.30 across 51 states
- population: r = +0.28 across 51 states
Smart meter and time-of-use coverage: regions and residents
By Census division, West South Central comes first on smart meter and time-of-use coverage (mean 90.2%) and New England last (38.4%). Between West South Central and New England the means are 51.7% apart; District of Columbia and Rhode Island are 98.4% apart: most of the spread sits between states, not between regions.
| Census division | States | Mean, smart meter and time-of-use coverage | Ranked highest | Ranked lowest | Median rank |
|---|---|---|---|---|---|
| New England | 6 | 38.4% | Maine 97.6% | Rhode Island 1.1% | 48 |
| Middle Atlantic | 3 | 87.5% | Pennsylvania 97.6% | New York 74.1% | 21 |
| East North Central | 5 | 84.6% | Michigan 96.8% | Ohio 62.3% | 22 |
| West North Central | 7 | 69.2% | Kansas 92.8% | Nebraska 31.1% | 35 |
| South Atlantic | 9 | 87.3% | District of Columbia 99.5% | West Virginia 44.7% | 16 |
| East South Central | 4 | 87.4% | Tennessee 95.4% | Mississippi 79.9% | 22 |
| West South Central | 4 | 90.2% | Texas 95.1% | Arkansas 83.8% | 20 |
| Mountain | 8 | 68.2% | Nevada 96.0% | New Mexico 28.4% | 30 |
| Pacific | 5 | 83.6% | Hawaii 95.0% | Washington 69.4% | 27 |
One vote per state or one per resident? On smart meter and time-of-use coverage the answers are the median state 87.5%, the plain state mean 75.7%, weighted by residents 83.8%.
| Group | Residents | Share of ranked residents | Mean of states | Mean weighted by residents |
|---|---|---|---|---|
| First 10: District of Columbia to Delaware | 89 million | 27% | 96.1% | 95.6% |
| Middle 31: Illinois to North Dakota | 219 million | 66% | 84.7% | 85.4% |
| Last 10: Iowa to Rhode Island | 24 million | 7% | 27.3% | 24.5% |
Biggest steps between neighbours in this order:
- 41st to 42nd: North Dakota to Iowa, 15.0% apart
- 49th to 50th: Connecticut to Massachusetts, 11.3% apart
- 50th to 51st: Massachusetts to Rhode Island, 9.3% apart
- 44th to 45th: Wyoming to Nebraska, 8.2% apart
Within 10% of leader District of Columbia (99.5%): 21 other places; within 25%: 35. The tenth place, Delaware, is 5.9% from the leader and the last, Rhode Island, 98.4%.
Utilities offering time-of-use, % against Smart meters, % of home meters
51 dots, one per state; Hawaii is highest on utilities offering time-of-use, % and District of Columbia lowest. Fit line r = +0.08.
51 states: first 8 of 51 rows
| State | Smart meters, % of home meters | Utilities offering time-of-use, % |
|---|---|---|
| District of Columbia | 99.50 | 0.00 |
| Maine | 97.60 | 16.67 |
| Pennsylvania | 97.60 | 28.57 |
| Michigan | 96.80 | 60.00 |
| Nevada | 96.00 | 66.67 |
| Tennessee | 95.40 | 8.22 |
| Texas | 95.10 | 35.90 |
| Hawaii | 95.00 | 100.00 |
Hawaii is highest on the vertical axis (100), District of Columbia lowest (0).
CSVSources
From EIA-861.
Smart meters: residential advanced meters over residential meters (EIA-861 Advanced_Meters). Time-of-use: utilities answering yes in Dynamic_Pricing over utilities reporting. Enrolments: residential customers in dynamic pricing programs per 100 home meters.
Periods, retrieval dates and licences: data sources.
Related to smart meter and time-of-use coverage
Questions
Which state has the most smart meters?
District of Columbia, with 99.5% of home meters advanced in the EIA-861 2024 file.
Which state has the fewest?
Rhode Island, 1.1%.
What is a smart meter?
An advanced metering infrastructure (AMI) meter that records use by the hour or less and reports it electronically.
What is a time-of-use rate?
A price that changes by time of day or season. The share shown is utilities that answered yes to offering a residential TOU rate, out of those that reported.
Do I have a time-of-use choice if my state scores high?
Not necessarily: it depends on your utility. Check its tariff page.
Does a high smart meter share mean cheaper power?
No clear link: correlation with home price r = -0.19 across 51 states.
Where does the data come from?
EIA-861 2024 Advanced_Meters and Dynamic_Pricing sheets.