Portsmouth is known for its pedestrian-friendly layout, making walking an excellent way to explore the city. The compact downtown area features well-maintained sidewalks and crosswalks, allowing for easy access to shops, restaurants, and cultural landmarks. The city’s infrastructure supports walkability, with a focus on pedestrian safety and accessibility. While the weather can vary, with cold winters and occasional snow, the temperate seasons are particularly enjoyable for walking. Distances between key attractions are generally short, making it convenient to navigate on foot without the need for additional transportation.

Biking can be a convenient way to get around thanks to Portsmouth’s growing network of bike paths and trails. The New Hampshire Seacoast Greenway, a developing route, connects Portsmouth to nearby coastal communities, offering a safe and scenic option for cyclists. Many areas in Portsmouth are accessible by bike, and the relatively compact layout of the city makes it manageable for short to moderate distances. However, riders should consider the terrain and weather conditions, as these can vary and impact biking comfort.

Transportul public în Portsmouth include servicii de autobuz precum Wildcat Transit și COAST, care leagă zone importante precum Market Square și orașele din apropiere. Aceste opțiuni sunt utile pentru a ajunge la destinații locale și în zonele învecinate, deși disponibilitatea rutelor fixe poate limita accesul către anumite locații. Dimensiunea compactă a orașului Portsmouth face ca mersul pe jos sau cu bicicleta să fie practică pentru deplasări scurte, însă transportul public poate fi o alegere utilă pentru distanțe mai lungi. Condițiile meteorologice sezoniere, cum ar fi zăpada, pot afecta ocazional orarul sau accesibilitatea transportului public.