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.

ポーツマスの公共交通機関には Wildcat Transit や COAST といったバス路線があり、マーケット・スクエアや周辺の町など主要エリアを結んでいます。これらの手段は市内や周辺地域への移動に便利ですが、固定された路線のため一部の場所へのアクセスが限られる場合があります。街がコンパクトなポーツマスでは短距離なら徒歩や自転車が現実的ですが、長距離では公共交通機関が有用な選択肢になります。雪などの季節的な天候により、運行スケジュールやアクセスに影響が出ることもあります。