July on the Costa del Sol is peak season in every sense. The beaches are at capacity, the temperature is touching 36°C by noon, and every air conditioning unit on the coast is running flat out. It's also the month when people considering a move here tend to do their most serious research — and when one of the most common questions lands in our inbox: What does it actually cost to live here with a family of four?

The honest answer: less than Toronto or Paris, more than most people expect, and with a cost structure that is genuinely unlike anywhere else in Western Europe. Here is what the numbers look like in July 2026.

The Bill Nobody Talks About: Electricity in High Summer

Start with electricity, because July is when it bites. The single biggest variable in summer is air conditioning. A typical split AC unit running at 1.5kW consumes roughly €0.20–0.25 per hour. Run it eight hours a day for 90 days and that's €144–180 just for one unit. Most family villas have three or four units running simultaneously.

On the Costa del Sol, summer bills can spike to €200+ per month due to air conditioning — and for a four-bedroom villa in Mijas or Nueva Andalucía, €250–300 is entirely realistic in August. Summer electricity is the hidden budget killer: budget €150–200/month in summer versus €60–80 in winter.

One practical fix for owners: a typical 3kW residential solar system costs €4,000–€7,000 installed and pays for itself in 5–7 years, with IBI tax deductions of 25–50% available in many Costa del Sol municipalities for properties with solar installations. It's one reason Mava Signature actively recommends looking at new-build properties with solar pre-installed — the energy efficiency specs on off-plan developments built to 2024 standards are genuinely different from older resale stock.

Groceries: What Mercadona and Lidl Actually Cost in 2026

The good news landed early this year. In early 2026, Mercadona reduced prices on 300 products, including oil, strawberries, rice and eggs — changes that immediately impacted shoppers' budgets. Then in April, Mercadona's president Juan Roig took the decision to lower the price of several more basic products, with the objective of relieving the spending of Spanish households on basic items.

The result: grocery costs for a couple run €300–500/month eating well — roughly 30–40% less than the UK for comparable quality. For a family of four, budget €500–700/month at Mercadona and Lidl combined, depending on how much fresh fish, meat and produce you buy. Wine starts from €2 a bottle in-store — a Rioja Crianza that would cost £14 at a London Tesco runs €4–6 here. Fresh chicken breast is around €5.50/kg. A dozen eggs costs under €2.

The secret weapon is the local mercado. Local markets offer the best produce — fresher and often cheaper than supermarkets, especially for fruit, vegetables, fish, and meat. The Mercado Municipal in Fuengirola and the market at Carvajal draw locals precisely because the price gap is real: a full sea bass (lubina) for four costs €8–10 from the fish counter versus €14 pre-packaged at the supermarket.

Dining Out: Chiringuito vs. Marbella Beach Club

This is where the Costa del Sol genuinely beats comparable European coastal destinations — if you know where to eat. A small breakfast (toast with tomato, tuna and coffee) runs around €5. A decent menú del día costs around €13. Dinner tends to be closer to €20–25 per person.

At a proper chiringuito in July — the kind where the fish is freshly caught in the morning and best served with chilled white wine or a cold cerveza — a family of four can eat grilled dorada, a platter of gambas al ajillo, shared salads and four drinks for €60–80 total. Casa Juan on Los Boliches beach in Fuengirola is a reliable benchmark: sardine espetos, wild-caught fish, rice dishes and pescaíto frito with your feet in the sand.

The caveat: the Costa del Sol has become increasingly swamped by 'luxury' beach clubs and restaurants in recent years, making it increasingly difficult to find decent Spanish food at reasonable prices in some areas. In central Marbella in July, a family lunch at a beach club easily reaches €200. The value is still there — you just have to look past the PR.

Running a Car: The Cost Most Relocators Underestimate

The honest truth: you need a car for most of the Costa del Sol. The exception is if you live along the Cercanías commuter rail corridor (Málaga → Torremolinos → Benalmádena → Fuengirola) and rarely need to go further.

For everyone else, the annual car ownership cost breaks down as follows: road tax (IVTM) runs €60–200 depending on engine size; insurance €300–900; ITV vehicle inspection €35–55 for cars under ten years old. Petrol runs €1.50–2.00 per litre. Add maintenance and you're looking at roughly €200–300/month all-in for a mid-range family car — lower than Toronto or Paris, but not negligible. In 2026, there is also a new mandatory item at ITV: the V16 connected beacon is now part of the inspection checklist.

Schools: The Budget Item That Changes Everything

For families with children, education shapes the entire financial equation. The Costa del Sol has more international schools per kilometre of coastline than anywhere else in mainland Spain. Marbella alone has 8+ schools within a 20-minute drive, with fees running €6,000–18,000+ per year depending on school and age group.

The headline numbers for 2026: Aloha College in Nueva Andalucía runs approximately €8,000 in early years to €18,000–20,000 at secondary and IB level. Swans International ranges from approximately €4,785 to €9,460 per year. But the all-in cost is higher: budget realistically for extras including registration (€300–1,500), uniforms (€300–800), books/devices (€200–900), meals (€900–1,600), and transport (€1,200–2,000).

For families who don't need an English-language curriculum, Spanish bilingual state schools are free and function well. Fees range from essentially free at Spanish concertado (semi-private) schools to €13,000/year for British curriculum private schools — a spread that gives families genuine options at every budget level.

The Toronto Comparison: A Family of Four in Numbers

Here is the number that reframes the conversation for Canadian readers. The cost of living in Toronto in 2026: a one-bedroom apartment in the downtown core rents for CAD $2,300–$2,900 per month, and a family of four needs CAD $130,000–$160,000 combined to live comfortably. Detached homes start above CAD $1.2 million.

A family of four living comparably on the Costa del Sol — renting a three-bedroom apartment in Fuengirola or Mijas Costa, sending two children to a mid-range international school, running one car, eating well — spends roughly:

Total: approximately €3,800–5,400/month (roughly CAD $5,700–8,100 at current exchange), depending on school choice and lifestyle. That is, for most Canadian families, meaningfully less than Toronto — and the property you're living in likely has a terrace, a pool, and access to the Mediterranean 10 minutes away.

Where you choose to live matters enormously. A couple can live comfortably on €2,000–3,500/month on the Costa del Sol, but Marbella costs 40–60% more than Fuengirola for similar housing. For families weighing up the Carvajal/Fuengirola corridor versus Marbella's Golden Mile, that gap is the entire school fees budget.

What You Don't Pay For (That You Do in Toronto or Paris)

The comparison isn't purely about line items. There's no heating bill for eight months of the year. No winter tyre change. No snowblower. Tipping is not a cultural expectation — rounding up or leaving €1–2 on a €30 bill is considered generous; many locals leave nothing. Spain has some of the cheapest mobile rates in Europe. Fibre optic coverage on the Costa del Sol is extensive, and competition has driven prices down significantly.

And right now, in July, the budget case for the Costa del Sol makes itself every evening. The sun sets over the Alboran Sea around 9:30pm. The chiringuito fills up. A bottle of chilled local Verdejo costs €14. Two sea bass, grilled over vine cuttings, come to €22. The children are in the water until dark.

If you're running the numbers seriously — on a specific neighbourhood, a specific school, a specific type of property — the Mava Signature team works with families from Canada, France, Belgium and Russia making exactly this calculation every week, covering everything from Fuengirola to Marbella in English, French and Russian. The question worth asking isn't whether you can afford to move here. It's whether you can still afford not to.

What's the one cost in this breakdown that surprises you most — and does it change the calculation for your family?