EV charging in Maryland: stations, EVs and home cost
Maryland has 1,679 public charging stations, 357 of them with DC fast ports: 27 per 100,000 residents (rank 14) and 51.4 per 1,000 road miles (rank 8). 120,500 battery electric and 41,500 plug-in hybrid cars were registered in Maryland in 2025, 2.4% of light-duty vehicles; 25,600 EVs in 2021. That is 29 plug-in cars per public port. Charging 100 miles at home costs $7.36 at 19.48 ¢ per kWh; a 23 mpg gasoline car costs $19.18 at $4.41 a gallon (2.6 times), so 13,476 miles saves $1,592 a year.
1,679 public stations in Maryland: 27 per 100,000 residents
| Measure | Maryland | Rank of 51 | Detail |
|---|---|---|---|
| Public stations open in Maryland | 1,679 | 16 | 143 more are not open to the public |
| With a DC fast port | 357 | 16 | 1,537 DC fast ports |
| Per 100,000 residents | 27.2 | 14 | 5.8 with DC fast |
| Per 1,000 miles of Maryland public road | 51.4 | 8 | 32,636 road miles (FHWA 2023) |
| Level 2 ports | 4,026 | - | 5,575 ports in all |
| Opened in the last 12 months | 138 | 23 | 4 planned |
| Tesla-connector (NACS) stations | 150 | - | 282 with CCS, 196 with CHAdeMO |
Networks in Maryland: ChargePoint Network 649, Blink Network 293, SWTCH 292, Non-Networked 172; 34 networks in all. Open, public stations only.
Maryland among its neighbours
| Closest to Maryland | Stations per 100,000 | EV share, % points | 100 miles at home, $ | Gasoline, $ a gallon | Miles away |
|---|---|---|---|---|---|
| Maryland (this page) | 27 | 2.4 | $7.36 | $4.41 | - |
| District of Columbia | +19 | +1.8 | +0.93 | +0.00 | 19 |
| Delaware | -4 | -0.7 | -0.89 | +0.00 | 69 |
| Pennsylvania | -11 | -1.3 | -0.07 | +0.00 | 89 |
| Virginia | -6 | -0.7 | -1.59 | -0.22 | 93 |
Maryland against its neighbours in the cost ranking, per 100 miles
- -1 places, Wisconsin -0.50 $ against Maryland
- +0 places, Pennsylvania -0.07 $ against Maryland
- Maryland, rank 38: $7.36
- +2 places, Michigan +0.20 $ against Maryland
- +3 places, District of Columbia +0.93 $ against Maryland
Maryland by county and city: 26 counties with a station
| Maryland county | Stations | DC fast stations | Per 100,000 residents | Residents |
|---|---|---|---|---|
| Montgomery County | 329 | 47 | 31.1 | 1,057,586 |
| Prince George's County | 227 | 42 | 23.8 | 955,584 |
| Baltimore city | 212 | 37 | 36.7 | 577,193 |
| Howard County | 177 | 16 | 53.0 | 333,916 |
| Anne Arundel County | 151 | 42 | 25.6 | 590,936 |
| Baltimore County | 143 | 36 | 16.8 | 849,586 |
| Frederick County | 79 | 24 | 28.2 | 280,341 |
| Harford County | 50 | 23 | 19.0 | 262,509 |
26 of 24 counties in Maryland have at least one public station; every county has one. County from station ZIP; 1 unplaced.
| Maryland city | Stations | Share of the state |
|---|---|---|
| Baltimore | 236 | 14% |
| Columbia | 101 | 6% |
| Rockville | 81 | 5% |
| Bethesda | 75 | 4% |
| Silver Spring | 58 | 3% |
| Annapolis | 53 | 3% |
238 cities and towns in Maryland have a listed station.
Charging 100 miles at home in Maryland: $7.36
| Vehicle | Maryland kWh/100 mi | Cost/100 mi | Cost/13,476 mi | kg CO2/100 mi |
|---|---|---|---|---|
| EV, 10th pct | 29.2 | $5.69 | $766 | 6.9 |
| EV, median | 37.8 | $7.36 | $992 | 8.9 |
| EV, 90th pct | 47.3 | $9.21 | $1,241 | 11.2 |
| Gasoline, 23 mpg | - | $19.18 | $2,584 | 38.6 |
Maryland: 19.48 ¢ per kWh (EIA 2025), gasoline $4.411 a gallon.
CSV| Maryland miles | 10th pct EV | Median EV | 90th pct EV | Gasoline car | Saving, median EV |
|---|---|---|---|---|---|
| 5,000 | $284 | $368 | $460 | $959 | $591 |
| 10,000 | $569 | $736 | $921 | $1,918 | $1,181 |
| 13,476 | $766 | $992 | $1,241 | $2,584 | $1,592 |
| 15,000 | $853 | $1,105 | $1,381 | $2,877 | $1,772 |
| 20,000 | $1,137 | $1,473 | $1,842 | $3,836 | $2,363 |
EVs on the road in Maryland: 120,500 in 2025
| Year in Maryland | Battery electric | Plug-in hybrid | EV share of all, % | All vehicles |
|---|---|---|---|---|
| 2021 | 25,600 | 17,200 | 0.51 | 5,051,200 |
| 2022 | 46,100 | 22,900 | 0.91 | 5,066,800 |
| 2023 | 72,100 | 31,300 | 1.42 | 5,060,000 |
| 2024 | 94,900 | 36,600 | 1.89 | 5,031,900 |
| 2025 | 120,500 | 41,500 | 2.39 | 5,052,300 |
Maryland: EVs grew 4.7 times from 2021 to 2025 (rank 16 of 51). Registrations are rounded to 100 by the source. 19.5 EVs per 1,000 residents.
Maryland time-of-use rates
Maryland: time-of-use 18% of utilities, smart meters 86.5%, dynamic 67.10 per 100. No plan with an EV name for Maryland in the OpenEI snapshot (April 2026).
| Maryland utility | Homes | Time-of-use plans | Energy rate range ¢ per kWh |
|---|---|---|---|
| Baltimore Gas & Electric Co | 1,214,100 | 5 | 4.4-46.6 |
| Potomac Electric Power Co | 553,607 | 1 | 1.1-21.4 |
| The Potomac Edison Company | 256,568 | 1 | 4.3-10.7 |
| Southern Maryland Elec Coop Inc | 160,882 | 2 | 6.5-27.5 |
Gasoline against electricity in Maryland: $19.18 against $7.36
| Measure | Maryland |
|---|---|
| Gasoline price used for Maryland, $ a gallon | 4.41, Central Atlantic (PADD 1B) average |
| Gasoline car, $ a mile | 0.192 |
| Median EV, $ a mile | 0.074 |
| Saving over 13,476 miles, $ | 1,592 |
| Break-even power price in Maryland, ¢ per kWh | 50.7 |
| Grid kg CO2 per kWh | 0.236 |
| EV kg CO2 per 100 miles | 8.9 |
| EV against gasoline, % CO2 | -77 |
| Grid coal, gas, nuclear, % of generation | 6.1, 42.6, 39.3 |
| Home use in Maryland, kWh a month | 948 |
| EV adds to the typical bill, % | 45 |
| Maryland gasoline $ a gallon | 20 mpg saving in Maryland | 25 mpg saving in Maryland | 30 mpg saving in Maryland | 40 mpg saving in Maryland |
|---|---|---|---|---|
| $3.50 | $1,366 | $894 | $580 | $187 |
| $4.00 | $1,703 | $1,164 | $804 | $355 |
| $4.50 | $2,040 | $1,433 | $1,029 | $524 |
| $5.00 | $2,377 | $1,703 | $1,254 | $692 |
| $5.50 | $2,713 | $1,972 | $1,478 | $861 |
7 biggest Maryland utilities
| Maryland utility | Homes | Price ¢ | 100 miles | 13,476 miles |
|---|---|---|---|---|
| Baltimore Gas & Electric Co | 1,214,100 | 16.12 | $6.09 | $821 |
| Potomac Electric Power Co | 553,607 | 18.74 | $7.08 | $954 |
| The Potomac Edison Company | 256,568 | 13.26 | $5.01 | $676 |
| Southern Maryland Elec Coop Inc | 160,882 | 14.73 | $5.57 | $750 |
| Choptank Electric Cooperative, Inc | 50,697 | 16.46 | $6.22 | $838 |
| Hagerstown Light Department | 15,099 | 7.77 | $2.94 | $396 |
| Easton Utilities Comm | 8,590 | 13.06 | $4.94 | $665 |
Maryland by month: 18.2 to 22.3 ¢ per kWh
| Maryland month | Price ¢ per kWh | 100 miles, median EV | 100 miles, 90th pct EV |
|---|---|---|---|
| Jan | 18.24 | $6.90 | $8.62 |
| Feb | 18.30 | $6.92 | $8.65 |
| Mar | 18.94 | $7.16 | $8.95 |
| Apr | 19.05 | $7.20 | $9.01 |
| May | 19.00 | $7.18 | $8.98 |
| Jun | 19.29 | $7.29 | $9.12 |
| Jul | 18.83 | $7.12 | $8.90 |
| Aug | 19.83 | $7.50 | $9.37 |
| Sep | 21.05 | $7.96 | $9.95 |
| Oct | 22.30 | $8.43 | $10.54 |
| Nov | 21.34 | $8.07 | $10.09 |
| Dec | 19.57 | $7.40 | $9.25 |
Your numbers for Maryland
Sources for Maryland
- AFDC station locator API (NLR), 2 Oct 2026: 1,679 public stations in Maryland
- AFDC registration counts (NLR, Experian), 2025: 120,500 EVs
- FHWA table HM-10, 2023: 32,636 road miles in Maryland
- EIA retail sales, 2025: 19.48 ¢ per kWh in Maryland
- EIA gasoline, week of 28 Sep 2026: $4.41 for Maryland
- EPA vehicles file: 38 kWh per 100 miles costs $7.36 in Maryland; licences and method for Maryland
More about Maryland
Maryland electricity hub, Maryland solar payback of 11.1 years, Maryland among 51 states for EV charging, appliance running costs at 19.48 ¢, Maryland calculators.
Questions
Maryland chargers along the roads?
51.4 public stations per 1,000 miles of public road (32,636 miles), rank 8.
Maryland registered electric cars, how many?
120,500 battery electric and 41,500 plug-in hybrid in 2025; EVs were 2.4% of light-duty vehicles, 25,600 in 2021.
Maryland fast chargers, how many?
357 stations with DC fast ports, 1,537 ports; 5.8 stations per 100,000 residents (rank 11).
Maryland CO2 of charging?
8.9 kg per 100 miles; gasoline 38.6 kg; grid 0.236 kg per kWh.
Maryland EV charging cost?
$7.36 per 100 miles at 19.48 ¢; $992 for 13,476 miles. Rank 38 of 51.
Maryland EV charging stations, how many?
1,679 public stations, 27 per 100,000 residents (rank 14 of 51); 143 more are private.
Maryland cars per public charger?
29 plug-in cars per public port, rank 35 of 51 (1 = fewest).
EV or gasoline in Maryland, which costs less?
$7.36 against $19.18 per 100 miles; $1,592 a year over 13,476 miles at $4.41 a gallon.
Maryland county with most charging stations?
Montgomery County with 329 stations (47 with DC fast); 24 of 24 counties have any.
Maryland time-of-use rates for EV owners?
Maryland: time-of-use 18% of utilities, smart meters 86.5%, dynamic 67.10 per 100. 4 utilities in the OpenEI snapshot list a time-of-use plan.