🇫🇮 Cities in Finland — API & JSON data

Looking for a JSON API covering cities in Finland? Geomelon has 4,755 of them, organized into 23 regions and searchable in 26 languages. Helsinki tops the list by population (686,595).

Data updated: 2026-07-14

Live demo

Type to search Finland cities…

Top 10 cities by population

City	Region	Population
Helsinki	—	686,595
Espoo	Uusimaa	314,821
Tampere	Pirkanmaa	255,333
Vantaa	Uusimaa	248,199
Oulu	North Ostrobothnia	214,814
Turku	Southwest Finland	206,420
Jyväskylä	Central Finland	147,856
Kuopio	North Savo	124,131
Lahti	Päijät-Häme	120,809
Pori	Satakunta	83,219

Sample API response

GET /cities/search?countryCode=fi&sort=population_desc&limit=3

[
  {
    "id": "8a0dfb65-716c-432b-b0d1-91ff9af929fe",
    "name": "Helsinki",
    "population": 686595,
    "countryName": "Finland",
    "countryCode": "FI",
    "countryEmoji": "🇫🇮",
    "regionName": null
  },
  {
    "id": "6d68c546-3fef-49d9-8e1a-a19882247fdf",
    "name": "Espoo",
    "population": 314821,
    "countryName": "Finland",
    "countryCode": "FI",
    "countryEmoji": "🇫🇮",
    "regionName": "Uusimaa"
  },
  {
    "id": "dad5f01b-f9f1-4cb0-873d-50bf2c04e725",
    "name": "Tampere",
    "population": 255333,
    "countryName": "Finland",
    "countryCode": "FI",
    "countryEmoji": "🇫🇮",
    "regionName": "Pirkanmaa"
  }
]

Try it

curl --request GET \
  --url 'https://geomelon.p.rapidapi.com/cities/search?countryCode=fi&sort=population_desc&limit=10' \
  --header 'x-rapidapi-host: geomelon.p.rapidapi.com' \
  --header 'x-rapidapi-key: YOUR_API_KEY'

const res = await fetch(
  'https://geomelon.p.rapidapi.com/cities/search?countryCode=fi&sort=population_desc&limit=10',
  {
    headers: {
      'x-rapidapi-host': 'geomelon.p.rapidapi.com',
      'x-rapidapi-key': 'YOUR_API_KEY',
    },
  },
)
const cities = await res.json()

Multilingual city names

City names in Finland are available in 26 languages.

en: Helsinki
zh: 赫尔辛基
ru: Хельсинки

Free dataset

Prefer a static file? Download 321 Finland cities as JSON (47 KB, no API key) from the Finland cities dataset page.

FAQ

How many cities in Finland does the API return?

Geomelon currently has 4,755 cities in Finland across 23 regions. Results are paginated, up to 100 per request.

Is there a free tier?

Yes. RapidAPI's free tier covers a fixed number of requests per month with no credit card required. There is also a free, no-key city-autocomplete endpoint (the demo above) for prefix search.

Can I get Finland city names in other languages?

Yes — city names in Finland are available in 26 languages. Pass the languages you want via the preferredLanguages parameter, most-preferred first.

Do I need an API key?

The main search and lookup endpoints require a free RapidAPI key. The prefix-search autocomplete endpoint used in the demo above is public and does not require a key.

Try free on RapidAPI