The largest city in Greece is Athens, with a population of roughly 660,000 within its central municipality, followed by Thessaloniki (about 325,000), Patras (215,000), Piraeus (165,000), Heraklion (175,000), Larissa (150,000), Volos (140,000), Ioannina (110,000), Rhodes (50,000) and Chania (50,000). These figures count the core municipalities; greater metropolitan areas, especially Athens, are far larger. Greece has a total population of around 10.7 million, and a striking share of it is concentrated in just a handful of urban centres.
The Ten Largest Greek Cities
Greece's urban hierarchy is dominated by two cities, with a long tail of regional capitals and island hubs. Ranked by municipal population:
- 1. Athens — ~660,000 (the capital and largest city)
- 2. Thessaloniki — ~325,000 (the northern capital)
- 3. Patras — ~215,000 (gateway to the western Peloponnese)
- 4. Heraklion — ~175,000 (largest city on Crete)
- 5. Piraeus — ~165,000 (the great port beside Athens)
- 6. Larissa — ~150,000 (capital of the Thessaly plain)
- 7. Volos — ~140,000 (a busy Aegean port city)
- 8. Ioannina — ~110,000 (the heart of Epirus)
- 9. Rhodes — ~50,000 (the Dodecanese island capital)
- 10. Chania — ~50,000 (western Crete's elegant port)
Because municipal boundaries differ from urban reality, the order shifts when wider metropolitan areas are counted. Greater Athens, for example, holds well over three million people — close to a third of the entire nation.
Athens and Thessaloniki: The Two Giants
Athens stands in a league of its own. As the capital, it is the political, financial and cultural engine of Greece, and one of the oldest continuously inhabited cities on Earth, with settlement traced back more than 5,000 years. The Acropolis and Parthenon crown the skyline, while the surrounding metropolitan sprawl reaches the coast at the Saronic Gulf. Its position at the centre of the country's road, rail and air networks makes it the natural hub for almost everything.
Thessaloniki, often called Greece's "co-capital," anchors the north. Founded in 315 BC, it has long been a crossroads between the Balkans, the Aegean and Asia Minor. Today it is a vibrant university and student city, a major port, and a centre of trade fairs and festivals. The contrast between Athens and Thessaloniki — one looking south to the islands, the other north to the mainland interior — defines much of Greece's modern geography.
Ports, Islands and Regional Capitals
Several of Greece's biggest cities owe their size to the sea. Piraeus, physically merged with Athens, is one of the busiest passenger ports in Europe, the departure point for ferries to the Aegean islands. Patras, on the Gulf of Corinth, connects Greece to Italy and the wider Mediterranean. Volos serves the central Aegean and sits at the foot of Mount Pelion.
The islands contribute Heraklion, Rhodes and Chania. Heraklion, on Crete, is Greece's fourth- or fifth-largest city depending on the count, home to the Minoan palace of Knossos and a major air gateway for summer tourism. Inland, regional capitals such as Larissa and Ioannina dominate their hinterlands — Larissa governing the fertile Thessaly plain, Ioannina presiding over the mountainous region of Epirus from the shore of its namesake lake.
A Highly Urbanised Country
Greece is far more urban than its image of whitewashed villages suggests. Roughly four out of five Greeks live in towns and cities, and the gravitational pull of Athens and Thessaloniki has shaped settlement patterns for decades. The result is a country of dramatic contrasts: dense, busy metropolitan zones on the one hand, and thinly populated mountains and small islands on the other.
This concentration brings both strengths and strains. The major cities offer jobs, universities and international connections, but the countryside and smaller islands have seen long-term population decline. Understanding where Greeks actually live helps explain the nation's economy, its transport priorities and even its politics. For broader background on the country, see our greece country guide.
Athens Holds a Third of the Country
Greater Athens contains somewhere above three and a half million people, roughly a third of Greece's population, in a country whose second city is under a million and whose third is around 130,000.
The concentration is recent. Athens was a town of a few thousand when it became capital of the new Greek state in 1834, chosen for its classical associations rather than its size; Nafplio had been the capital before it.
The population exploded after 1922, when the population exchange following the Greco-Turkish war brought well over a million refugees from Asia Minor. Districts including Nea Ionia and Nea Smyrni are named for the cities those arrivals had left, and the event reshaped both Athens and Thessaloniki permanently.
Six Thousand Islands, Two Hundred Inhabited
Greece has several thousand islands depending on how they are counted, of which only around 200 are inhabited and far fewer hold towns of any size. The largest urban centres on them are Heraklion and Chania on Crete, Rhodes, and Mytilene on Lesbos.
The country has among the longest coastlines in the world relative to its area, and the ferry network out of Piraeus functions as national infrastructure rather than as tourism, carrying freight, post and residents to islands with no other link.
Crete is large enough to have its own internal geography, with mountains above 2,400 metres and a distinct dialect, cuisine and musical tradition. Heraklion sits beside Knossos, the Minoan palace complex that is the oldest city site in Europe.
Thessaloniki Was an Ottoman and Jewish City
Thessaloniki was part of the Ottoman Empire until 1912, and for four centuries it held one of the largest Jewish communities in Europe, largely Sephardim who arrived after the expulsion from Spain in 1492. At points they formed the majority of the city's population, and the port closed on Saturdays.
That community was almost entirely destroyed: around 50,000 Jews were deported to Auschwitz in 1943, and few returned. The old Jewish cemetery had already been built over, and the university now stands on the site.
The city's Byzantine churches and walls are a UNESCO World Heritage Site, and the White Tower on the waterfront, built by the Ottomans, has become its emblem.
The Crisis Emptied and Then Refilled the Cities
The Greek debt crisis from 2009 produced an economic contraction of roughly a quarter of GDP, unemployment above 27 per cent, and youth unemployment briefly above half.
Several hundred thousand Greeks, disproportionately young and educated, emigrated during those years, mostly to Germany, the United Kingdom and the Gulf. The cities on this list lost population and shopfronts in equal measure.
The recovery since has come substantially through tourism and property. Athens in particular has been transformed by short-term rentals and by the golden visa programme, which has driven prices in central districts well beyond local incomes and produced the same displacement arguments heard in Lisbon and Barcelona.
The Acropolis Is Still Being Restored
Work on the Acropolis has been running continuously since 1975 and is expected to continue for decades more. The task is complicated by earlier interventions: restorations in the early twentieth century used iron clamps that rusted, expanded and cracked the marble they were meant to hold.
The current programme replaces them with titanium, reassembles fallen blocks where their original positions can be identified, and moves original sculpture indoors to the Acropolis Museum, opened in 2009 and built partly over an excavated Athenian neighbourhood visible through glass floors.
The museum's top floor is arranged to the exact dimensions and orientation of the Parthenon, with gaps left where the sculptures removed by Lord Elgin would sit. That is a deliberate argument, made in architecture, about where those marbles belong.
Piraeus Is the Busiest Passenger Port in Europe
Piraeus has been the port of Athens since the fifth century BC, when Themistocles fortified it and the Long Walls were built to connect it to the city so that a besieged Athens could still be supplied by sea.
It handles more passengers than any other port in Europe, largely because every island route begins there, and it has become one of the Mediterranean's largest container terminals since COSCO, the Chinese state shipping company, acquired a controlling stake from 2016 as part of the privatisations that followed the debt crisis.
Greek shipowners control one of the largest merchant fleets in the world by tonnage, a position out of all proportion to the country's size, and the industry's onshore presence is concentrated in Piraeus and the Athenian suburbs around it.
Common Questions About Greek Cities
What is the largest city in Greece?
Athens is the largest city in Greece, with about 660,000 people in its central municipality. Counting the full metropolitan area, Greater Athens is home to more than three million residents.
Is Thessaloniki bigger than Athens?
No. Thessaloniki is Greece's second-largest city, with roughly 325,000 people in its municipality. It is the most important urban centre in northern Greece but is substantially smaller than Athens.
How many big cities does Greece have?
Greece has only a few truly large cities. Athens and Thessaloniki dominate, followed by mid-sized centres like Patras, Heraklion, Piraeus, Larissa and Volos. Most other settlements are small towns, villages or island communities.
What is the population of Greece?
Greece has a total population of approximately 10.7 million people. A large proportion live in the greater Athens region, making the country one of the more urbanised in southern Europe.
What is the second-largest city in Greece?
Thessaloniki, in the north, with around 800,000 in its urban area. It is the capital of Greek Macedonia and the country's second port, and it is often called the co-capital, a term inherited from the Byzantine period.
How many Greek islands are inhabited?
Around 200 out of several thousand, and only a handful hold towns of any real size. Crete is much the largest, with Heraklion and Chania, followed by Rhodes, Lesbos and Corfu.