Rumia provides a pedestrian-friendly environment with accessible infrastructure, making walking a practical way to explore certain areas. The town features well-maintained sidewalks and pathways, particularly in central locations and near parks, which are easy to navigate on foot. However, the spread-out nature of some residential and commercial zones may require longer walking distances, which could be less convenient for some. The weather, typical of northern Poland, can vary, with colder months potentially posing challenges for pedestrians. Overall, walking is a convenient option for shorter distances or within compact areas of the town.

Cycling in Rumia is supported by a mix of flat terrain and accessible routes, making it a reasonable option for getting around by bicycle. The town has some cycling infrastructure, such as bike paths, which can make navigating certain areas more convenient. Distances within the town are generally manageable for biking, and the surrounding region offers scenic routes for those looking to explore. However, the availability and quality of bike paths may vary, so planning routes in advance is recommended.

Public transportation in Rumia includes a network of city buses that connect to nearby areas like Wejherowo and Gdynia. The town is also served by a regional train system, making it convenient to travel to and from neighboring cities. Public transit infrastructure supports accessibility to various locations, though the ease of travel may depend on specific routes and schedules. The availability of buses and trains provides practical options for getting around, particularly for those traveling moderate distances.