Euboean Greeks (associated especially with Chalcis and Eretria) established Pithekoussai on Ischia in the Bay of Naples, widely treated as the earliest Greek settlement in the central-west Mediterranean. It functioned as a trading/production hub and a staging point for later foundations on the Italian mainland and across the Straits into Sicily.
Settlers from Euboea founded Cumae on the Campanian coast, often described as the oldest/first major Greek colony on the mainland of Italy. Cumae became a key bridgehead for later Greek movement and influence into southern Italy and onward toward Sicily.
Chalcidian-led settlers founded Naxos on Sicily’s east coast, remembered in ancient tradition as the earliest Greek colony on the island. The community’s foundation is closely tied (in later historical narratives) to the beginning of sustained Greek colonization in Sicily during the Archaic period.
Corinthian settlers established Syracuse on Sicily’s southeast coast. Its early foundation positioned it to become one of the most powerful Greek cities in the western Mediterranean, shaping political and military dynamics well beyond the Archaic period.
A Chalcidian foundation at Rhegium (Reggio Calabria) helped secure the mainland side of the Straits, strengthening Greek control of routes between Sicily and southern Italy and supporting the wider network of western Greek settlements.
Chalcidian settlers founded Catana (Katane) on Sicily’s east coast. Along with Naxos and other Chalcidian foundations, Catana contributed to an interlinked cluster of Greek poleis that anchored Greek expansion in northeastern and eastern Sicily.
Colonists from Naxos founded Leontini (Leontinoi), notable as a major Greek settlement not directly on the coast. Its location reflected the strategic value of controlling fertile inland plains while still engaging with coastal trade corridors.
Colonists from Megara founded Megara Hyblaea on Sicily’s east coast. The settlement later served as a mother-city for further colonization in Sicily, showing how second-generation colonies propagated the Greek urban network westward.
Achaean and Troezenian settlers founded Sybaris in Calabria. Its rapid growth and later reputation for wealth illustrate how western colonies could become major economic powers within a few generations of foundation.
Achaean settlers founded Croton (Kroton), which developed into a leading polis in southern Italy and a major node in the western Greek world. Croton’s emergence highlights the parallel colonization trajectory in Magna Graecia alongside the Sicilian foundations.
Spartan-led settlers founded Taras (Tarentum) in Apulia. As the primary Spartan colony in the west, Taras became a powerful Doric counterweight to Achaean and Euboean foundations in southern Italy and influenced the region’s political balance.
Greek settlers from Rhodes and Crete founded Gela on Sicily’s south coast. This represented a major step in extending Greek settlement beyond the island’s east-coast cluster into the south, where interaction and conflict with indigenous communities became especially significant.
Settlers founded Locri Epizephyrii on the Ionian coast of Calabria. Locri became influential in regional politics and is traditionally associated with one of the earliest Greek written law codes (attributed to Zaleucus), reflecting institutional development in western Greek poleis.
Selinus (Selinous) was founded on Sicily’s south coast by colonists from Megara Hyblaea (with links also to Megara in Greece in some traditions). Its foundation pushed Greek settlement into Sicily’s southwest and helped set the stage for later Greek–non-Greek border conflicts in the region.
Colonization of Sicily and Magna Graecia (c. 750–500 BCE)
