Neighboring municipalities were Birkerød to the east, Allerød to the north, Stenløse to the southwest and Værløse to the south.
Between the two lakes of Farum Sø and Furesø, along the isthmus, runs a north–south traffic corridor with motorway, road and railway.
Through the 1960s and 1970s the community turned into a commuter town due to its proximity to Copenhagen and the population expanded past 10,000.
The longtime mayor Peter Brixtofte was involved in a financial scandal that became the focus of national scrutiny in 2002.
He had been mayor since 1985 and had presided over what first appeared as a successful revitalization of the community with extended public services, including the establishment of a large sports arena, under-cover grants to the local football association, and "well-being trips", free holiday trips to the Mediterranean for senior citizens.