Lahti Population 2026
Lahti has a population of 121,622, making it the #9 biggest city in 🇫🇮 Finland, located in Paijat-Hame. Roughly 2.2% of Finland's population lives here. It is about 5.4× smaller than Helsinki, the country's biggest city.
Population (city proper)
121,622
Rank in Finland
#9
Coordinates
60.98°N, 25.66°E
~105 m elevation · Europe/Helsinki
Distance to capital (Helsinki)
99 km
61 miles, straight line
Other big cities in Paijat-Hame
| City | Population | Rank in Finland |
|---|---|---|
| Hollola | 22,843 | #47 |
| Hollola | 20,405 | #55 |
| Heinola | 17,746 | #66 |
| Orimattila | 15,628 | #74 |
Cities near Lahti
FAQ
What is the population of Lahti?
Lahti has a population of 121,622 (city proper, latest official figure via GeoNames), making it the #9 biggest city in Finland.
What region is Lahti in?
Lahti is located in Paijat-Hame, Finland.
Is Lahti the capital of Finland?
No, the capital of Finland is Helsinki, about 99 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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