Good to know
Good to Know
- Population has declined significantly from ~24,000 in 1925 due to sustained emigration; currently stabilized around 16,000-17,000
- The island's deputy mayor explicitly highlighted the expatriate community as 'a vital thread in its tapestry' and the municipality actively engages foreign residents through tourism initiatives
- Remote work is noted as the primary viable employment option for foreign nationals wishing to settle long-term; local seasonal tourism work is the alternative
- Strong transnational ties maintained: municipality hosts annual 'Festival of the Diaspora' to maintain connections with diaspora communities abroad
- Climbing season runs February–November, supporting year-round expat resident base (unlike many Greek islands with Easter–autumn tourist seasons)
Total Population
- Year
- 2026
- Figure
- 16491
- Note
- Municipality including offshore islands Pserimos, Telendos, Kalolimnos, and Pláti
Population Density
Relatively sparse; concentrated in capital Pothia (~10,500-13,000 residents)
Foreign Born Percentage
Not documented in available sources; likely small percentage based on limited published data
Expat Community On Island
- Size
- Small but established community
- Growth Drivers
- Rock climbing tourism boom since 1997; diving and outdoor recreation
- Composition Noted
- Climbers, climbing guides/instructors, and long-term foreign residents (documented at least one British woman business owner for 20+ years)
Business And Tech Presence
- Tech Startups
- No documented tech startup ecosystem on Kalymnos island
- Employment Pattern
- Highly seasonal; tourism-dependent with limited year-round work opportunities outside tourist season (February-November)
Local Business Focus
- Tourism (climbing, diving, hiking)
- Sponge harvesting and retail
- Fishing and maritime activities
- Hospitality and accommodation
- Climbing guide services
Notable Nationality Diaspora
- Historical Context
- Significant 20th-century emigration wave creating large diaspora communities abroad
Major Diaspora Locations
Darwin
- Country
- Australia
- Note
- Largest Kalymnian expatriate community in the world; approximately 10% of Darwin's population of Kalymnian descent
Host large Greek communities of Kalymnian descent
- Country
- United States
Cities
- Tarpon Springs, Florida
- Gary, Indiana
- Campbell, Ohio
Notable Demographic Characteristics
Notable Demographic Characteristics
- Historically wealthy island; known in Greece for affluence of much of its population and one of wealthiest Greek islands overall
- Majority Orthodox Christian population
- Long history of emigration from early 20th century onwards, particularly to United States and Australia
AI-generated estimateData refreshed July 2026
Sources cited for this category
These are the sources cited in this local demographics research for this city. Individual figures may not each trace to one of them.
More About Kalymnos
Data last updated July 2026 · Verify anything important.