Public transport: 
NSB Lillestrøm train (L1) from Nationaltheatret (1750 or 1806 hrs), or Oslo S (1756 or 1811 hrs) Get off at Høybråten Station and walk up to and 5 minutes down Linjeveien.
Bus 110 from Oslo Bussterminal (1745 hrs). Get off at Folkvangveien stop and walk down Folkvangveien to Linjeveien and turn left. 
Drivers: 

E6 towards Gardermoen to Lindeberg/Høybråten exit. Follow signs to Høybråten, then drive Folkvangveien-Idrettsveien (A few metres) and turn left into Linjeveien. Limited parking at the house. No street parking in Linjeveien outside venue. “Beboerparkering” in Idrettsveien and Folkvangveien close to the venue.  

Hang over run after 1900 party. A traditional Høybråten run with everything Høybråten has to offer. Runners and walkers trails, walkers trail will most probably be bike and stroller friendly. Well-behaved dogs are welcome outside the house.  

Simple food after the circle. BYOB.