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Selfoss, Iceland
South · Iceland
Selfoss is a small city in South, Iceland with a population of 9,000. Elevation: 52 ft (16 m). Average temperature: 40°F (4°C).
Data updated June 2026
Discover Selfoss, Iceland
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About Selfoss
Selfoss is the main town and seat of Árborg in southern Iceland. It is on the banks of the Ölfusá river, 50 kilometres (31 mi) southeast of Reykjavik. The Icelandic Route 1 runs through the town on its way between Hveragerði and Hella. The town is a centre of commerce and small industries with a population of 10,420 (2025), making it the largest residential area in South Iceland.
People
Climate
| Population | 9,000 |
| Population Density | 11,688 / sq mi |
| Elevation | 52 ft (16 m) |
| Coordinates | 63.9331°, -20.9971° |
| Timezone | Atlantic/Reykjavik |
| Country | 🇮🇸 Iceland |
| State / Province | South |
| Average Temperature | 40°F (4°C) |
| January Average | 31°F (-1°C) |
| July Average | 51°F (11°C) |
| Annual Precipitation | 49.7 inches (1,261 mm) |
| Annual Snowfall | 23.1 inches (59 cm) |
About Selfoss
Selfoss is a small city in Iceland (South) with a population of 9,000. The city sits at an elevation of 52 feet (16 meters) above sea level. The average annual temperature is 40°F (4°C). Temperatures range from 31°F in January to 51°F in July. Annual precipitation averages 49.7 inches. The timezone is Atlantic/Reykjavik.
Temperature
| Annual Average | 39.9°F |
| 26% below Iceland avg | |
| January Average | 31°F (-1°C) |
| July Average | 51°F (11°C) |
| Sunny Days | 246 days/yr |
Geography
| Elevation | 52 ft (16 m) |
| Area | 0.8 sq mi (2.0 km²) |
| Population Density | 11,688/sq mi |
| Coordinates | 63.9331°N, 20.9971°W |
| Timezone | Atlantic/Reykjavik |
Precipitation & Snow
Air Quality
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 75.0 m (246 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1967 | ICELAND: CENTRAL-SOUTH | Meteorological | 75.0 m | — | 76 km |
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Grimsnes (14 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Grimsnes | Crater rows | 200 m (656 ft) | -3500 | 14 km |
| Hromundartindur | Stratovolcano | 550 m (1,804 ft) | Unknown | 23 km |
| Hengill | Crater rows | 803 m (2,635 ft) | 150 | 26 km |
| Brennisteinsfjoll | Crater rows | 610 m (2,001 ft) | 1341 | 38 km |
| Krysuvik | Crater rows | 360 m (1,181 ft) | 1340 | 53 km |
| Tindfjallajokull | Stratovolcano | 1,464 m (4,803 ft) | Unknown | 65 km |
| Hekla | Stratovolcano | 1,490 m (4,888 ft) | 2000 | 65 km |
| Vestmannaeyjar | Submarine | 283 m (928 ft) | 1973 | 68 km |
| Prestahnukur | Subglacial | 1,385 m (4,544 ft) | -3350 | 74 km |
| Eyjafjallajokull | Stratovolcano | 1,651 m (5,417 ft) | 2010 | 75 km |
| Reykjanes | Crater rows | 140 m (459 ft) | 1831 | 77 km |
| Torfajokull | Stratovolcano | 1,280 m (4,199 ft) | 1477 | 92 km |
| Katla | Subglacial | 1,490 m (4,888 ft) | 1918 | 100 km |
| Langjokull | Subglacial | 1,100 m (3,609 ft) | 950 | 120 km |
| Ljosufjoll | Fissure vent(s) | 1,063 m (3,488 ft) | 960 | 129 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-1°C) | 4.5 in | Coldest |
| February | 32°F (-0°C) | 4.8 in | Wettest |
| March | 33°F (1°C) | 4.7 in | |
| April | 38°F (3°C) | 3.4 in | |
| May | 44°F (7°C) | 3.3 in | |
| June | 48°F (9°C) | 3.2 in | Driest |
| July | 51°F (11°C) | 3.4 in | Warmest |
| August | 51°F (10°C) | 4.5 in | |
| September | 46°F (8°C) | 4.2 in | |
| October | 40°F (5°C) | 4.7 in | |
| November | 35°F (1°C) | 4.5 in | |
| December | 31°F (-0°C) | 4.7 in |
Selfoss has a seasonal temperature swing of 21°F / from 31°F in January to 51°F in July. Total annual precipitation is 49.7 inches, with February being the wettest month (4.8") and June the driest (3.2").
Colleges & Universities in Selfoss
| Institution | Type | Founded | Website |
|---|---|---|---|
| Fjölbrautaskóli Suðurlands | College | — | — |
Schools in Selfoss
4 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Sunnulækjarskóli | — | — | — | — |
| Vallaskóli | — | — | — | — |
| Vallaskóli | — | — | — | — |
| Stekkjaskóli | — | — | — | — |
Radio Stations near Selfoss
1 stations within ~55 km.
| Station | Genre | Quality | |
|---|---|---|---|
| Suðurland FM | country, pop | MP3 |
Museums in Selfoss
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Húsið | ||||
| LA Art Museum | ||||
| Maritime Museum | ||||
| Orkusýning | ||||
| Rjómabúið á Baugsstöðum | ||||
| The Bobby Fischer Center | ||||
| The Ghost Centre | ||||
| Veiðisafnið | ||||
| Þuríðarbúð |
Libraries in Selfoss
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Bókasafn Árborgar | 0.0 | |||||
| Bókasafnið Hveragerði | 0.0 |
Hotels in Selfoss
4 hotels within city radius — OpenStreetMap data
Restaurants in Selfoss
8 restaurants within city radius — OpenStreetMap data
Cafes in Selfoss
2 cafes within city radius — OpenStreetMap data
Cinemas in Selfoss
1 cinemas within city radius — OpenStreetMap data
Theatres in Selfoss
1 theatres within city radius — OpenStreetMap data
Clinics in Selfoss
1 clinics within city radius — OpenStreetMap data
Veterinaries in Selfoss
1 veterinaries within city radius — OpenStreetMap data
Bus Stations in Selfoss
1 bus stations within city radius — OpenStreetMap data
Gas Stations in Selfoss
5 gas stations within city radius — OpenStreetMap data
Banks in Selfoss
3 banks within city radius — OpenStreetMap data
Shopping Malls in Selfoss
1 shopping malls within city radius — OpenStreetMap data
Gyms in Selfoss
2 gyms within city radius — OpenStreetMap data
Golf Courses in Selfoss
5 golf courses within city radius — OpenStreetMap data
Breweries in Selfoss
| Name | Type | Address | Phone | Website |
|---|---|---|---|---|
| Ölvisholt Brugghús |
Stadiums & Teams in Selfoss
| Team | League | Division |
|---|---|---|
Ski Resorts Near Selfoss
1 ski resorts within range.
| Resort | Slopes (km) | Lifts | Peak (m) | Price | Season | Night | Park |
|---|---|---|---|---|---|---|---|
| Skálafell | 0.0 | — | — | $0 | — | — | — |
Airports Near Selfoss
12 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Vestmannaeyjar Airport | VEY | Medium Airport |
| Flúðir Airport | — | Small Airport |
| Forsæti Airport | — | Small Airport |
| Gunnarsholt Airport | — | Small Airport |
| Heiði - Fisfélag | — | Small Airport |
| Hella Airport | — | Small Airport |
| Hvolsvöllur Airport | — | Small Airport |
| Sandskeið Airport | — | Small Airport |
| Selfoss Airport | — | Small Airport |
| Stórikroppur Airport | — | Small Airport |
| Tungubakkar Airport | — | Small Airport |
| Vatnsnes Airport | — | Small Airport |
Post Offices in Selfoss
1 post offices.
| Post Office | Address |
|---|---|
| Pósthús |
Churches & Religious Organizations in Selfoss
4 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| Hraungerðiskirkja | |
| Kingdom Hall of Jehovah's Witnesses | |
| Laugardælakirkja | |
| Selfosskirkja |
Explore Near Selfoss
Quick Facts
🇮🇸 About Iceland
Volcanoes Near Selfoss
Public Holidays in Iceland
16 public holidays this year
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Get a comprehensive, print-ready PDF with all data for Selfoss.
Get ReportFrequently Asked Questions About Selfoss
What is the population of Selfoss?
Selfoss has a population of 9,000 residents and is located in Iceland. The population density is 11,688 people per square mile, spread across 0.8 square miles.
What is the weather like in Selfoss?
Selfoss has a cool climate with an average annual temperature of 40°F (4°C). Winter temperatures average 31°F in January, while summers reach an average of 51°F in July. The area receives 246 sunny days per year. Annual rainfall totals 49.7 inches, with 23.1 inches of snow.