Screech at the Beach 5K, Oct. 21, Raw Bar at Popponesset Market Place, 252 Shore Drive, Mashpee, also fun run, runreg.com/screech-at-the-beach-5k.
Cape Cod Half Marathon, 7:30 a.m. Oct. 28, Falmouth Town Square, capecodmarathon.com/marathon-half.
Clam Chowdah Challenge, run both Cape Cod Half Marathon and Cape Cod Marathon, Oct. 28-29, capecodmarathon.com/clam-chowdah-challenge.
Cape Cod Marathon & Relay, 8:30 a.m. Oct. 29, Main Street (village green), Falmouth, capecodmarathon.com/marathon.
Dennis Police 5K Halloween Hustle, 11 a.m. Oct. 29, Mayflower Beach, Dennis, dennispolice5k.org.
Edaville Rail Run, 5-mile trail run, 2-mile fun run, 10 a.m. Nov. 4, South Carver, edavillerailrun.com.
Falmouth in the Fall, 7 miles, 1 p.m. Nov. 5, falmouthinthefall.org.
Mattapoisett 10 Mile & Vets 5K, 9 a.m. Nov. 11, Shipyard Park,Mattapoisett, mproadraces.com.
BEF, Run for Success, 5K and 10K, 10 a.m. Nov. 11, Centerville Elementary School, 658 Bay Lane, semcsports.com.
Chatham in the Fall, 10K, Nov. 19, Monomoy Regional Middle School, 425 Crowell Road, Chatham, capecodathleticclub.org.
Provincetown Seventh Annual 5K Pilgrim Trot, 9 a.m., Nov. 23, Sandcastle Resort and Club, 929 Commercial St., pilgrimtrot.webstarts.com.
Chatham Turkey Trot, 5K, 8 a.m. Nov. 23, parking lot behind Chatham Orpheum Theater, Main Street & Stage Harbor Road, chathamturkeytrot.com
December & beyond
Hyannis Jolly Jaunt 5K, Dec. 3, Resort & Conference Center at Hyannis, 35 Scudder Ave., specialolympicsma.org.
Martha’s Vineyard 20-miler & Amity Island Relay, Feb. 17, Vineyard Haven Steamship Authority Terminal, 99 Water St., Tisbury, mv20miler.com.
Hyannis Marathon, Half Marathon, 10K & Marathon Team Relay, Feb. 25, Resort & Conference Center at Hyannis, 35 Scudder Ave., hyannismarathon.com.