April 6

DQ Dash 5K for Fireworks, to raise money for a July 4 fireworks show in Lewes. 9 a.m. at Lewes Beach. Info: seashore striders.com. For information about the push for fireworks: gofourthlewes.org. Walk for Autism. At Cape Henlopen State Park near Lewes. Walkers raise money. Registration starts at 9 a.m. and the walk kicks off at 11 a.m. Info: 644-3410 or delautism.org.

April 7

Big Gun Run, a 4.25-mile run to benefit Fort Miles in Cape Henlopen State Park. 10 a.m. Run goes from the fort to the Big Oyster Brewery near Lewes. After-party at the brewery; transportation back to the fort will be available. Info: races2run.com.

April 12, 13 and 14

Coastal Delaware Running Festival, featuring a marathon, half-marathon, 9K and 5K. 5K starts at 9 a.m. Saturday at the Dewey Beach Lions Club; the remaining races start Sunday at Rehoboth Avenue and the boardwalk, the marathon at 7 a.m., the half-marathon at 7:30 a.m., and the 9K at 8 a.m. Benefits the Delaware Seashore Preservation Foundation and Delaware Seashore State Parks. Info: codelrun.com, (703) 447-5979 or (610) 613-4425.

April 20

Bunny Palooza 5K and 10K. In downtown Bethany Beach. 8 a.m. start for the 5K, 9 a.m. start for the 10K. Post-race party at Mango’s on the boardwalk. Benefits the Quiet Resorts Charitable Foundation. Info: races2run.com or qrcf.org.

April 27

Flight of the Phoenix 5K, to benefit Roger Pepper Adventure Camps, which help teenage burn survivors. 10 a.m. at Gary’s Dewey Beach Grill & 38-75 Brewing, Dewey Beach. Info: races2run.com. April 28 Oy Vey 5K, at the Seaside Jewish Community Center near Rehoboth Beach. Run will be on the Junction and Breakwater Trail. Also featuring a dog-friendly 1-mile walk and children’s races. 9 a.m. Info: seashorestriders.com.