September 2026 races in Boston

There are 63 running events listed in Boston for September 2026 — 59 5K, 8 10K, 4 Half Marathon, 2 Marathon, 1 Trail Run — starting with 9/11 Heroes Run - Boston/New England on Sat, Sep 5, 2026. Every listing shows the date, venue, and distances, with a direct link to registration.

• Sat, Sep 5, 2026 9/11 Heroes Run - Boston/New England American Heritage Museum · Hudson, MA · From $31 5K Road
• Mon, Sep 7, 2026 53rd Annual Walpole Labor Day Road Race Walpole High School · From $25 5K10K Road
• Mon, Sep 7, 2026 Irish American 5 & 10k Road Race 177 West Street · Malden, MA · From $35 5K10K Road
• Mon, Sep 7, 2026 Marshfield Run for the Hills 165 Prospect Street · Marshfield Hills, MA · From $30 5K Road
• Tue, Sep 8, 2026 Stepping Forward: World PT Day 5K for Stroke Awareness 2 Constitution Wharf · Charlestown, MA 5K Road
• Sat, Sep 12, 2026 SPIER FAMILY KINDNESS FOR KIDS 5K & KIDS RUN Hockomock Area YMCA - Invensys Foxboro Branch · From $25 5K Road
• Sat, Sep 12, 2026 SPIRIT of '76 PATRIOT 5K RUN / WALK / RUCK VFW 321 W Shore Drive · Marblehead, MA · From $35 5K Road
• Sat, Sep 12, 2026 The 12th Annual Road to Wellness 55 Dimock Street · Roxbury, MA 5K Road
• Sat, Sep 12, 2026 Tunnel to Towers 5K Run & Walk - Boston, MA 2010 William J Day Blvd. · Boston, MA · From $5 5K Road
• Sat, Sep 12, 2026 Wrentham Wroad Wrace 15 Common Street · Wrentham, MA · From $30 5K Road
• Sat, Sep 12, 2026 Soundminds Psychiatry Suicide Prevention 5K 250 East St · Mansfield, MA · From $35 5K Road
• Sat, Sep 12, 2026 Fitchburg Veterans Council 5K Road Race Thirsty Robot Brewing Company · Fitchburg, MA · From $25 5K Road
• Sat, Sep 12, 2026 Haven Project 5k Lynn Woods - Great Woods Road Entrance · From $35 5K Road
• Sat, Sep 12, 2026 Massachusetts Run For The Fallen 5K Barnes Memorial Park · Dedham, MA · From $20 5K Road
• Sun, Sep 13, 2026 CRM Invitational: Volunteer Registration 1175 Soldiers Field Road · Allston, MA 10KMarathon Road
• Sun, Sep 13, 2026 9/11 Heroes Run - Exeter, NH Exeter High School · From $41 5K Road
• Sun, Sep 13, 2026 GBTC XC Invite 2026 1018 Lowell St · Carlisle, MA · From $20 5K Road
• Sun, Sep 13, 2026 Half Marathon-by-the-Sea Manchester Essex High School · Manchester-by-the-Sea, MA · From $79 5KHalf Marathon Road
• Sun, Sep 13, 2026 St. Joseph Hospital's Ribbon Run|Walk 5K, Step Up for Cancer Care Mine Falls Park- Stellos Stadium Entrance · Nashua, NH · From $20 5K Road
• Sun, Sep 13, 2026 TSF 5K for Rare Neuroimmune Disorders 11 Town House Rd · Weston, MA · From $25 5K Road
• Sun, Sep 13, 2026 5K Road Race 200 New Boston Drive · Canton, MA · From $35 5K Road
• Sun, Sep 13, 2026 Hop Harvest 5K 30 Moore Road · South Weymouth, MA · From $33 5K Road
• Sun, Sep 13, 2026 Rally for Spinale 5k Chelmsford-Lowell Elks Lodge #2310 · From $40 5K Road
• Sun, Sep 13, 2026 Brightstar Downtown 5K 10 Memorial Boulevard · Providence, RI · From $15 5K Road
• Sun, Sep 13, 2026 NEPC Cool Kids 5k 78 Boston Rd · North Billerica, MA · From $20 5K Road
• Sat, Sep 19, 2026 Lahey Cancer Institute 5K Walk & Run Lahey Clinic · Burlington, MA · From $35 5K Road
• Sat, Sep 19, 2026 Oktoberfest 5K/5M Volunteer Registration 411 Waverley Oaks Rd · Waltham, MA 5K Road
• Sat, Sep 19, 2026 Bedford Day 5K 99 McMahon Rd · Bedford, MA · From $30 5K Road
• Sat, Sep 19, 2026 25th Annual International Race for Research Leather City Common · Peabody, MA · From $25 5K Road
• Sat, Sep 19, 2026 Karing For Kidneys "The Kidney Bean 5k walk and Run" 1119 Washington Street · Stoughton, MA · From $40 5K Road
• Sat, Sep 19, 2026 MILES FOR MADDIE 5k Walk/Race 55 Dexter Lane · Rochester, MA · From $50 5K Road
• Sat, Sep 19, 2026 Miles For Meals 5k Mine Falls Park · Nashua, NH · From $30 5K Road
• Sat, Sep 19, 2026 9th Annual Joseph P. McDonald, ESQ. Memorial Walk 1000 Elmwood Avenue · PROVIDENCE, RI · From $35 5K Road
• Sat, Sep 19, 2026 The East Bay Running Festival 40 Asylum Rd. · Warren, RI · From $5 5K10K Road
• Sat, Sep 19, 2026 Run for the Dogs 5k - Boston Pope John Paul II Park · Boston, MA · From $30 5K Road
• Sat, Sep 19, 2026 Shirley May France 10k Road Race Comfort Zone Restaurant · Somerset, MA · From $15 5K10K Road
• Sun, Sep 20, 2026 Tache Realty Wicked Half Marathon 129 Fort Ave · Salem, MA · From $65 5KHalf MarathonMarathon Road
• Sun, Sep 20, 2026 Connor's Climb Foundation 5k and Family Walk 2026 40 Linden Street · Exeter, NH · From $30 5K Road
• Sun, Sep 20, 2026 Operation Delta Dog - 5K Run to Rescue 7 Stadium Drive · Nashua, NH · From $25 5K Road
• Sun, Sep 20, 2026 Sprint for Super Saturdays 5K Braintree Town Hall - 1 JFK Memorial Drive · From $35 5K Road
• Sun, Sep 20, 2026 Arc'teryx Run Boston 10K 840 Hillside St · Milton, MA 10K Road
• Sun, Sep 20, 2026 SAK Strong 5K Run/Walk Lt. Ross Park · Peabody, MA · From $15 5K Road
• Sat, Sep 26, 2026 Samaritans 5K 1255 Soldiers Field Rd · Brighton, MA 5K Road
• Sat, Sep 26, 2026 Applefest 5k Road Race 33 Howard Street · Northborough, MA · From $35 5K Road
• Sat, Sep 26, 2026 Colin's Joy Project 5K 866 East Broadway · Boston, MA · From $15 5K Road
• Sat, Sep 26, 2026 The Flynn's Flyers 5k Run/Walk 1304 High Street (Yip Field) · Central Falls, RI · From $35 5K Road
• Sat, Sep 26, 2026 St. Mary’s 5K 67 HARVARD ST · Brookline, MA · From $30 5K Road
• Sat, Sep 26, 2026 2026 AFCEA Run/Walk For STEM 5K 55 Old Bedford Road · Lincoln, MA · From $25 5K Road
• Sat, Sep 26, 2026 Fara 5K- Race for Matt and Grace 600 Mount Pleasant Ave. · Providence, RI · From $30 5K Road
• Sat, Sep 26, 2026 Muddy Paws 5k 951 Broadway St · Lowell, MA · From $25 5K Road
• Sat, Sep 26, 2026 Trot The Track 5K 301 Washington St. · Plainville, MA · From $39 5K Road
• Sat, Sep 26, 2026 2026 Medway Police Chase 5K & Kids Fun Run Obstacle Course 123 Holliston Street · Medway, MA · From $15 5K Road
• Sun, Sep 27, 2026 PortRun Half Marathon & 5K RiverWalk Brewing Co. · Newburyport, MA · From $29 5KHalf Marathon Road
• Sun, Sep 27, 2026 GNOCA 5K RUN/WALK IN HONOR OF JACKIE POOR AND PAULA HOLM Michael's Harborside · Newburyport, MA · From $30 5K Road
• Sun, Sep 27, 2026 Mighty Moose 5k Run/Walk for Ovarian Cancer Concord Carlisle Regional High School 5K Road
• Sun, Sep 27, 2026 9th Annual Run for Recovery 5K in Tewksbury 320 Pleasant Street · Tewksbury, MA · From $17 5K Road
• Sun, Sep 27, 2026 Race for the Refuge Assabet River National Wildlife Refuge · Sudbury, MA · From $40 10KTrail Run Trail
• Sun, Sep 27, 2026 Southern New Hampshire Health 5k Run/Walk 67 Amherst Street · Nashua, NH · From $25 5K Road
• Sun, Sep 27, 2026 The Apple Harvest Ramble Half Marathon and 5K 14 Massachusetts Ave · Harvard, MA · From $25 5KHalf Marathon Road
• Sun, Sep 27, 2026 Together in TEAL Boston 125 William J. Day Boulevard · Boston, MA 5K Road
• Sun, Sep 27, 2026 Millis Boosters Run Back to School 245 Plain St · Millis, MA · From $15 5K Road
• Sun, Sep 27, 2026 Nuno 10K Run TBD · Boston, MA · From $20 10K Road
• Sun, Sep 27, 2026 Greg’s birthday 5k 34 green st · Worcester, MA 5K Road

Quick answers

How many races are there in Boston in September 2026?

63 running events are listed in Boston for September 2026, from 9/11 Heroes Run - Boston/New England on Sat, Sep 5, 2026 to Greg’s birthday 5k on Sun, Sep 27, 2026. Every listing links directly to registration.

What distances can I race in Boston in September?

The September 2026 calendar in Boston includes 59 5K, 8 10K, 4 Half Marathon, 2 Marathon, 1 Trail Run.

What is the first race of September 2026 in Boston?

9/11 Heroes Run - Boston/New England on Sat, Sep 5, 2026 at American Heritage Museum.