Sunday: NorthEast RoadRunners Club Winter 10K, 10 a.m. Course: Out and back on the bike path on Kelly Drive. Online registration at active.com.
March 16: Haddonfield Adrenaline 5K and kids quarter-mile and 100-meter run. Haddonfield. Register at runsignup.com. Will sell out.
March 17: Abominable Slowman 5K, Wilson Farm Park, 500 Lee Rd., Chesterbrook, Pa. Fee $35, benefits Tredyffrin Township Foundation for Parks and Recreation. Registration begins 7:30 a.m., Kids Run 8:45 a.m. 5K starts at 9. actsportsmanagement.com or tredyffrin.org.
March 17: Citizens Bank Caesar Rodney Half Marathon & 5k. Rodney Square (10th and Market Streets) Wilmington, DE at 8:15 a.m. More information here.