Charging Your Electric Car at Home in Spain: Costs, Tariffs, and Best Hours

Charging your electric car at home in Spain is significantly cheaper than using public chargers — especially if you charge at the right time. Here’s everything you need to know about home EV charging costs, tariffs, and setup.

How Much Does Home Charging Cost?

The cost depends on when you charge and which tariff you’re on.

On the regulated hourly tariff, charging overnight (midnight to 8 AM):

• Typical off-peak rate: €0.06-0.10/kWh
• Full charge for a 60 kWh battery: €3.60-6.00
• Cost per 100 km: €1.20-2.00

On a fixed-rate contract:

• Typical rate: €0.13-0.17/kWh
• Full charge for a 60 kWh battery: €7.80-10.20
• Cost per 100 km: €2.60-3.40

At a public fast charger:

• Typical rate: €0.35-0.55/kWh
• Full charge for a 60 kWh battery: €21-33
• Cost per 100 km: €7-11

Home charging on the regulated tariff during off-peak hours is 5-8x cheaper than public fast charging.

The Best Hours to Charge

If you’re on the regulated tariff, always charge during the Valle (off-peak) period:

• Weekdays: Midnight to 8 AM
• Weekends and holidays: All day (all 24 hours are off-peak)

Set your car’s built-in charge timer to start at midnight and finish by morning. Most EVs have this feature in their settings or companion app.

Pro tip: Check SPARKANDA the evening before to see the exact hourly prices for the next day. Some nights are significantly cheaper than others — especially when wind production is high.

Do You Need to Upgrade Your Contracted Power?

A standard home EV charger uses 3.7 kW (the slower, most common type) or 7.4 kW (faster, but needs a beefier electrical setup). If you currently have 4.6 kW of contracted power, you’ll likely need to increase it.

Recommendations:

• 3.7 kW charger — You need at least 5.75 kW contracted (to run the charger plus basic household loads)
• 7.4 kW charger — You need at least 9.2 kW contracted

Smart approach: Spain lets you set different power levels for daytime and nighttime. You could keep 4.6 kW during the day and increase to 6.9 kW at night when you charge. This way you only pay the higher power charge during off-peak hours — a nice trick that keeps costs down.

Changing your contracted power is free once per 12 months. Contact your provider to make the change.

Home Charger Installation

What You Need

• A dedicated electrical circuit from your meter to the charging point
• A certified installer to perform the work and issue the installation certificate
• Permission from your building’s community of owners (comunidad de propietarios) if you live in an apartment
• A wall-mounted EV charger — also called a “wallbox” (€400-800 for the unit itself)

Installation Costs

• Detached house: €800-1,500 (shorter cable runs, simpler installation)
• Apartment with parking: €1,200-2,500 (may require longer cable runs)
• Apartment in shared garage: €1,500-3,000+ (may need work on common areas)

Legal Rights

Spanish law gives apartment owners the right to install a private charger in their parking space. The community of owners must be informed but cannot block the installation if it meets technical requirements. You do need to communicate your intention in writing at least 2 months before installation.

Special EV Tariffs

Some providers offer dedicated EV charging tariffs with extra-low nighttime rates:

• Iberdrola Smart Charging Plan — Very competitive overnight rates specifically for EV charging
• Endesa EV tariffs — Special plans combining home and public charging access
• Repsol Electricidad — EV-friendly plans with low nighttime rates

Compare these against the standard regulated tariff. Sometimes the standard regulated tariff during off-peak hours is already cheaper than “special” EV plans that have higher base rates.

EV Charging + Solar Panels

The optimal setup combines solar panels with overnight grid charging:

• During the day: Your car charges from solar panels for free (if parked at home)
• At night: Top up from the grid at the cheapest off-peak rates
• Monthly cost: Close to zero for moderate driving (under 1,000 km/month)

If you have a 5 kW solar system and work from home, you can charge 20-30 kWh during a sunny day — enough for 100-150 km of driving — completely free.

Cost Comparison: EV vs. Gasoline

For 15,000 km/year of driving:

Fuel Type	Annual Cost
Gasoline (7L/100km at €1.55/L)	~€1,625
EV on fixed rate (€0.15/kWh)	~€375
EV on regulated tariff (off-peak)	~€150
EV with solar panels	~€50

Even without solar panels, an EV on the regulated tariff costs about 90% less to fuel than a gasoline car.

Government Incentives

Spain offers several incentives for EV adoption:

• Plan Auto+ subsidies (from 2026) — Up to €4,500 off the purchase price of an electric car, plus the dealer must add a €1,000 discount on top. This replaced the older MOVES III program.
• Income tax deduction — You may be able to deduct part of your home charger installation costs on your annual tax return (check with your gestor or tax advisor, as rules change yearly)
• Reduced annual vehicle tax — Many town halls offer a 50-75% discount on the yearly car tax for zero-emission vehicles. Ask at your local ayuntamiento.
• Free or discounted parking — Available in many Spanish cities for EVs

Getting Started

1. Check your current contracted power level on your electricity bill
2. Decide on charger type (3.7 kW is sufficient for overnight charging)
3. Get quotes from 2-3 certified installers
4. Notify your community of owners if applicable
5. Switch to the regulated tariff to maximize off-peak savings
6. Set your car’s charge timer for midnight to 8 AM

The combination of Spain’s cheap overnight electricity and high sunshine hours makes it one of the best countries in Europe for EV ownership costs.