Hillerød is quite walkable, especially around its compact city center where major attractions such as the Frederiksborg Castle are just a short walk from the main train station. This setup enables travelers to enjoy the city's cafes, shops, and sights without needing a car, providing ease for daily tasks and explorations. However, it is worth noting that some residential neighborhoods might require a longer walk to reach the central hubs, but overall, the city's layout supports an enjoyable experience for those on foot.

Public transit in Hillerød serves travelers well, with the Hillerød Station acting as a key transit hub in North Zealand. The frequent S-train connections to Copenhagen ensure easy access to the capital, and local train lines extend the reach to neighboring towns like Elsinore and Hundested. The bus terminal in Hillerød further enhances mobility, offering numerous regional connections. Despite the convenience, some travel routes might involve longer waiting times off-peak.

Cycling infrastructure in Hillerød is exceptional, with dedicated bike lanes and routes such as the Hillerød-Helsingør Cycle Superhighway. This makes biking a safe and pleasant way to navigate the city and surrounding countryside. For the adventurous traveler, biking offers an efficient way to explore both urban areas and more rural paths. Additionally, bikes can be easily transported on the S-train and local trains, extending the range of exploration beyond city limits.