Gystadmarka School is a primary school located in the north-east of Jessheim, Ullensaker municipality. The school has approximately 390 pupils and nearly 50 employees. The building was completed in the autumn of 2008, and the school has a strategic location near the Jessheim athletics stadium, Jessheim ice and multi-purpose hall and UKI-Arena.
The school offers after-school care (SFO) and has developed a handbook for parents with useful information. To help school starters, an information film has also been made. Gystadmarka School focuses on the principle "More learning for all" and actively works against bullying and harassment, which is part of the school's core values.