Houston is one of the fastest-growing EV markets in Texas, and home charging is where most EV owners charge most of the time. A Level 2 charger runs on a dedicated 240-volt circuit — similar to an electric dryer or range — and the right setup depends on your panel capacity, charger location, and how fast you want to charge.
What installation involves
A typical project includes a load calculation on your existing panel, a new dedicated circuit from the panel to the charging location, the charger itself or a NEMA 14-50 outlet, and permitting through the Houston Permitting Center where required. Homes with older 100-amp panels sometimes need a panel upgrade or a load-management device first.
Townhomes, condos, and shared garages
Midtown and Downtown residents often face a harder problem: shared parking. Shared-garage charging involves the HOA or property manager, metering questions, and sometimes new electrical infrastructure. We can connect you with providers who handle these multi-party projects — see our condo and shared-garage EV charging page.
Get connected
Call, tell us your vehicle, parking setup, and neighborhood, and we connect you with an independent provider who covers your area. They quote equipment and installation directly.
Good to know
Level 1 vs. Level 2 in daily use
On a standard 120-volt outlet, Level 1 charging adds only about 2–5 miles of range per hour, according to the U.S. Department of Energy’s AFDC. A Level 2 charger on a dedicated 240-volt circuit is several times faster — enough for a full overnight charge for most EVs, which is why it is the standard for home charging.
Level 1 vs. Level 2
| Level 1 | Level 2 | |
|---|---|---|
| Circuit | Existing 120V household outlet | Dedicated 240V circuit, typically 40–60 amps |
| Range added per hour | About 2–5 miles | Several times faster — a full charge overnight for most EVs |
| Best for | Occasional top-ups, plug-in hybrids | Daily charging of a battery EV |
| Electrical work | None, if a suitable outlet exists | New circuit from the panel, charger mounting, permit |
Before you call — have this ready
- Your EV model and the charger amperage you want — or the one the vehicle supports
- The distance from the electrical panel to where the car parks
- Whether your panel has spare capacity — the provider performs a load calculation
- Your retail electricity plan, if you want charging scheduled for off-peak hours
Permits and code in Houston
This type of work generally requires an electrical permit in Houston, and Texas law requires it to be performed by a licensed electrician. You can verify any license through the TDLR license search and confirm permit requirements with the Houston Permitting Center. The provider you hire should pull the permit — be cautious of anyone who asks you to pull it as the homeowner.
Frequently asked questions
Not always. A load calculation on your panel answers it. If the panel is full, load-management devices can sometimes let an existing panel support overnight charging; otherwise a capacity upgrade is the durable fix.
Both are common. A 14-50 outlet gives flexibility and works with most mobile connectors; hardwiring suits higher-amperage chargers and outdoor installs. The provider matches the approach to your charger and location.
A new 240V circuit is permitted work in Houston. The contractor pulls the permit as part of the installation.
Shared-garage charging is a multi-party project: HOA or manager approval, metering, and shared infrastructure. Providers experienced with condo projects can outline the typical path and documentation.