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Geonivora
Municipality

Hailuoto

Located in Oulu, North Ostrobothnia Coordinates: 65°01′10″ N 24°46′39″ E

Map showing the location of Hailuoto Hailuoto
Location in Finland
Population
949
949
Elevation
8 m
above sea level
Local time
UTC+02:00
Europe/Helsinki · UTC+02:00
Places inside
1
listed under Hailuoto
When to go
June–August
See the climate
Airports
OUL Oulu Airport29 km
KEM Kemi-Tornio Airport85 km

About Hailuoto

Hailuoto is a municipality. Location: Oulu, North Ostrobothnia. Population: 949. Elevation: 8 m.

From Wikipedia

Hailuoto (Finnish: [ˈhɑi̯ˌluo̯to]; Swedish: Karlö) is a Finnish island in the northern Baltic Sea and a municipality in Northern Ostrobothnia region. The population of Hailuoto is 912 (December 31, 2025), making it the smallest municipality in Northern Ostrobothnia and the former Oulu Province in terms of population. The municipality covers an area of 205.65 km2 (79.40 sq mi) (excluding sea areas) of which 1.70 km2 (0.66 sq mi) is inland water (January 1, 2018). The population density is 4.43/km2 (11.5/sq mi).

Source: Wikipedia · CC BY-SA 4.0

At a glance

Area
206 km²
Official website
hailuoto.fi

Source: Wikidata

Travel notes for Hailuoto

From Wikivoyage

Hailuoto (Swedish: Karlö) is the largest island in the Gulf of Bothnia in Western Oulu region, Finland.

Understand+

Tourist information:

Municipal info, Luovontie 176, ☏ +358 44-497-3500, kunnanvirasto@hailuoto.fi. Mon 10:00–16:00 Tue Wed 10:00–15:00. Municipal office. The website (in Finnish) has descriptions of some sights and nature trails,

Get in+

Hailuoto lies off Oulu. From there, drive south and then west through Oulunsalo. From the south along Highway 8 (E8) or Highway 4 (E75), turn to Oulunsalo and Hailuoto already in Kempele.

A fixed road link from the mainland, composed of a causeway and two bridges, was opened in 2026, replacing the former ferry and ice road services.

There is limited parking capacity on the island.

By bus:

You can reach Hailuoto by Oulu PTA's bus number 59 from Oulu. There are a couple of buses a day to the island (and along the main road?).

By taxi:

Otaxi offers taxi service in Hailuoto

Smartphone apps: Valopilkku, 02 Taksi

By plane:

The nearest airport is the one of Oulu ([[IATA|OUL}}), with flights from Helsinki, and some seasonal international flights. There is also a local airfield:

1 Hailuoto Airfield (EFHL), Pölläntie 484 (in Pöllä). General aviation airfield.

Source: Wikivoyage · CC BY-SA 4.0 · abridged

Places bordering Hailuoto

  • Oulu
  • Lumijoki
  • Siikajoki

Population of Hailuoto over time

Population of Hailuoto over time
2008 1,028
2009 1,019
2010 1,004
2011 1,004
2012 986
2013 999
2014 1,000
2015 993
2016 994
2017 967
2023 948
2025 912

Censuses and official estimates; source: Wikidata.

Climate of Hailuoto

Best months for sightseeing

Best months for sightseeing: June–August.

This month · November

A cold month

Day 0° · Night -5° · Rain 45 mm

Hottest month
July (day 20°)
Coldest month
February (night -14°)
Wettest month
August (63 mm)
Driest month
April (24 mm)

Bars: average monthly low and high temperature. Below: precipitation. Monthly averages for 1970–2000 at about 18 km resolution, adjusted for elevation. Highlighted months are mild and relatively dry. Source: WorldClim 2.1 (CC BY 4.0).

Show values as a table
Climate of Hailuoto
Month JanFebMarAprMayJunJulAugSepOctNovDec
Average high (°C)-5°-6°-1°4°11°17°20°18°12°6°0°-3°
Average low (°C)-13°-14°-9°-4°2°8°11°9°5°1°-5°-10°
Precipitation (mm)362727243142596351504538

Other places to visit in this season: June July August

How to get to Hailuoto

The nearest airport is Oulu Airport (OUL), 29 km to the east as the crow flies. The nearest large city is Umeå, 255 km to the southwest.

Airports

  • Oulu Airport (OUL) Oulu / Oulunsalo 29 kmeast
  • Kemi-Tornio Airport (KEM) Kemi / Tornio 85 kmnorth
  • Luleå Airport (LLA) Luleå 137 kmnorthwest

Nearby large cities

  • Umeå Population: 130.2K 255 kmsouthwest

Straight-line distances; road distances are longer. Airport data: OurAirports.

Day trips from Hailuoto

Within 100 km: 1 historic or cultural site, 3 natural sites, 32 lakes, rivers and coasts.

0–25 km1 place

  • Hailuoto Island 2 kmW

25–60 km5 places

  • Kahvankari Island 27 kmE
  • Oulujoki River 31 kmE
  • Vihreäsaari Island 30 kmE
  • Kiiminkijoki River 31 kmNE

60–100 km30 places

  • Raitta Island 91 kmNW
  • Hyyppää Island 84 kmNW
  • Pihlaja Island 84 kmN
  • Nälkäkari Island 80 kmN

Straight-line distances.

Places in Hailuoto

1 place
  1. 1 Hailuoto 928

Bar: population relative to the most populous place in this list.

Sources & licences

Data last updated: · 2 independent sources