2025 Naptown Half Marathon & 10K/5K

📍 Annapolis, Maryland, United States
🏃 Road
📏 5 km, 10 km, 21 km
📅 Saturday, 20 December 2025

The 2025 Naptown Half Marathon & 10K/5K is set to take place on Saturday, December 20th, 2025, at the US Naval Academy in Annapolis, Maryland. On this date, Annapolis typically experiences mild winter weather, with average highs around 45°F (7°C) and lows around 32°F (0°C). The event offers a USATF-certified half marathon course, as well as 10K and 5K distances, allowing participants to choose their preferred challenge. The course starts at the US Naval Academy, proceeds through downtown Annapolis, and for the half marathon, continues onto the Baltimore-Annapolis trail.

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