| Key | Value |
| bicycle | no |
| boundary | protected_area |
| horse | no |
| leisure | nature_reserve |
| naturbase:verneform | Naturreservat |
| naturbase:verneplan | Skog |
| old_name | Østmarka naturreservat |
| operator | Statsforvalteren i Oslo/Akershus |
| protect_class | 1a |
| short_name | Østmarka |
| start_date | 2002-12-13 |
| type | boundary |
| was:naturbase:url | https://faktaark.naturbase.no/?id=VV00001859 |
| was:ref:naturvern | VV00001859 |
| was:related_law | https://lovdata.no/forskrift/2002-12-13-1546 |
| wikidata | Q19399433 |