5K races in Connecticut, United States — 2026 running calendar

Cassella Waste Presents Bailey's Garden 5K

Lebanon, Connecticut, United States

16 May, 2026 (Sat)

Running

5K

Asher's Answer 5K Walk/Run

Shelton, Connecticut, United States

16 May, 2026 (Sat)

Running

5K

2026 CACNA1A 5K

Norwalk, Connecticut, United States

16 May, 2026 (Sat) – 31 May, 2026

Running

5K

Quiet Corner Winery First Annual Alzheimer’s Fundraiser 5K

Hampton, Connecticut, United States

16 May, 2026 (Sat)

Running

5K

Moonlight 5K

New Milford, Connecticut, United States

15 May, 2026 (Fri)

Running

5K

Stamford Boys & Girls Club Corporate 5K at Mill River Park

Stamford, Connecticut, United States

14 May, 2026 (Thu)

Running

5K

WeCare-Mother's Day 5K

Brookfield, Connecticut, United States

10 May, 2026 (Sun)

Running

5K

Milford Campus Bridgeport Hospital Mother's Day 5K Run/Walk, 3K - Walkers only and Kids Fun Run

Milford, Connecticut, United States

10 May, 2026 (Sun)

Running, Walking

5K 3K

 Run Like a Mother 5K and Kid's 1-Mile 2026

Ridgefield, Connecticut, United States

10 May, 2026 (Sun)

Running

5K 1.6K

Vernon Mothers Day Dash 5K

Vernon, Connecticut, United States

10 May, 2026 (Sun)

Running

5K

2026 Mother's Day Virtual 5k - New Haven

New Haven, Connecticut, United States

09 May, 2026 (Sat) – 11 May, 2026

Running

5K

CT Race in the Park

New Britain, Connecticut, United States

09 May, 2026 (Sat)

Running

5K