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.
Hyannis Double Dip Challenge, run or walk 10K on Feb. 24 and then half marathon or marathon Feb. 25 on Sunday, hyannismarathon.com.
Shamrock Shuffle 5K, 11 a.m. March 10, Michael Aselton Memorial Park, South and Ocean streets, Hyannis, southshorerace.com.
Good Run for Good Works 5K, March 17, Barnstable High School, 744 W. Main St., Hyannis, runreg.com/good-run-for-good-works.
Seagull Six Classic Road Race, 5.7 miles, 11 a.m. March 25, Woods Hole Community Hall, 68 Water St., falmouthtrackclub.org/races/seagull-six-spring-classic.
Cape Cod Trail Race, all-trail 5K, 10K, half-Marathon, marathon, or 50K, April 8, Frances A. Crane Wildlife Management Area, 754 Nathan Ellis Highway (Route 151), East Falmouth, capecodtrailrace.com.
Cape Cod Beer Race to the Pint, 5K and 10K, 3 p.m. May 6, Cape Cod Beer, Phinney’s Lane, Hyannis, runreg.com/cape-cod-beer-race-to-the-pint.
Liam Maguire’s Irish Pub Almost 5 Miler, 9:30 a.m. May 6, Town Hall Square, Falmouth, pcbpubrun.com.
Martha’s Vineyard Marathon & Half Marathon, May 19, marthasvineyardmarathon.com.
Falmouth Flag Day 5K, 10 a.m. June 10, 263 Grand Ave., Falmouth, falmouthflagday5k.org.
Women Running Wild, 5K, 6 p.m. June 16, 99 W. Bay Road, Osterville, southshorerace.com.
Lazy Lobster 5 Mile/10 Mile, 9 a.m. June 17, Wareham Crossing 2421 Cranberry Highway, southshorerace.com.
Against the Tide, run, walk, swim and/or kayak, Aug. 18, Nickerson State Park, Brewster, mbcc.org/breast-cancer-prevention/against-the-tide
New Balance Falmouth Road Race, 7 miles, Aug. 19, Woods Hole, registration opens May 1-7 for Falmouth residents and residential tax payers, general registration opens May 8-17, falmouthroadrace.com.