Ullensaker
| Ullensaker Municipality Ullensaker kommune | |
|---|---|
| Ullesaker | |
| Akershus within Norway | |
| Ullensaker within Akershus | |
| Coordinates: 60°10′15″N 11°11′17″E / 60.17083°N 11.18806°E | |
| Country | Norway | 
| County | Akershus | 
| District | Romerike | 
| Administrative centre | Jessheim | 
| Government | |
| • Mayor (2023) | Ståle Lien Hansen (FrP) | 
| Area | |
|  • Total | 252 km2 (97 sq mi) | 
| • Land | 250 km2 (100 sq mi) | 
| • Rank | #301 in Norway | 
| Population  (2023) | |
|  • Total | 43,814 | 
| • Rank | #25 in Norway | 
| • Density | 173/km2 (450/sq mi) | 
| • Change (10 years) | +34.5% | 
| Demonym | Ullsokning | 
| Official language | |
| • Norwegian form | Bokmål | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| ISO 3166 code | NO-3209 | 
| Income (per capita) | 1NOK kr (2022) | 
| Website | Official website | 
Ullensaker is a municipality in Akershus county, Norway. It is part of the traditional region of Romerike. The administrative centre of the municipality is the city of Jessheim. It has a population of 40,459 inhabitants. Norway's largest international airport Oslo Airport, Gardermoen, is located in Ullensaker.