Sat, Sep 26, 2026 · 10:00 AM · North Stonington, CT
No Sto Defeats MSA 5K Trail Race and Fitness Walk
1M5K
- Price
- $32.80
- Field size
- 125 · based on the organizer's entry cap
5Ks in Connecticut
Every upcoming 5K race we know about in Connecticut. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Showing 60+ of 127 races · loading the full list…
Sat, Sep 26, 2026 · 10:00 AM · Simsbury, CT
The River Run
1M5K10KCertified course · per organizer
- Price
- Free-$40
Sat, Sep 26, 2026 · 10:30 AM · Woodbridge, CT
Woodbridge 5k
5Kflat and fastCertified course · per organizer
- Price
- $43.40
Sat, Sep 26, 2026 · 10:00 AM · East Hartford, CT
Together We Run for Education Charity Road Race
1.5M5K
- Price
- $17.90-$39.10
Sat, Sep 26, 2026 · 10:00 AM · Redding, CT
Hayfield Hustle and Oktoberfest at New Pond Farm Education Center
1K5K5M
- Price
- $27.50-$48.70
Sat, Sep 26, 2026 · 10:00 AM · Portland, CT
Come on Over 5K and 2.1 Mile Fitness Walk
2.1M5K
- Price
- $22.20-$32.80
Sun, Sep 27, 2026 · 10:30 AM · Sterling, CT
Moosup Valley 5k, 8K and 10K All Trail Race
5K10K
- Price
- Free-$49
Sun, Sep 27, 2026 · 10:00 AM · Southport, CT
The 39th Bigelow Tea Community Challenge
1M3K5K
- Price
- $17.40-$43.90
Fri, Oct 2, 2026 · 9:00 AM · Seymour, CT
Pounding the Pavement for Pink Races
1M5KWalker-friendly · per organizer
- Price
- $16.90-$54
Sun, Oct 4, 2026 · 8:30 AM · Norwalk, CT
Garavel SoNo Half Marathon | 5K
1M5KHalf Marathon
- Price
- Free-$96.40
- Field size
- 1,579 · based on the organizer's entry cap
Sun, Oct 4, 2026 · 11:00 AM · Norfolk, CT
Norfolk Land Trust Trail Race Series/Haystack Mountain Challenge
5K10KHalf Marathon
- Price
- $27.50-$38.10
Sun, Oct 4, 2026 · 9:00 AM · Farmington, CT
Big Sky 5K and Kids 1 mile Dash
1M5K
- Price
- $11.60-$32.80
- Field size
- 449 · based on the organizer's entry cap
Sun, Oct 4, 2026 · 9:00 AM · Wallingford, CT
Fishbein / YMCA Community Road Race
1K1M5K
- Price
- $6.30-$38.10
Sun, Oct 4, 2026 · 10:30 AM · Weatogue, CT
13th Annual Run Back to School 5K, 1 Mile Race & Fun Run
1M5K
- Price
- $17.40-$28
Sat, Oct 10, 2026 · 8:00 AM · Harwinton, CT
4th Annual Pumpkin Run Harwinton 5K & Kids Dash
5K
- Price
- $6.30-$32.80
Sat, Oct 17, 2026 · 8:30 AM · Bridgeport, CT
Tunnel to Towers 5K Run & Walk - Bridgeport, CT
5K
- Price
- Free-$40
- Field size
- 50 · based on the organizer's entry cap
Sat, Oct 17, 2026 · 4:00 PM · Hampton, CT
All Hallows Eve 5K
5K
- Price
- $27.75
- Field size
- 250 · based on the organizer's entry cap
Sat, Oct 17, 2026 · 9:30 AM · Simsbury, CT
4th Annual OAH STRIDES Race and Family Fun Day
1M5K10K
- Price
- $27.50-$43.40
Sat, Oct 17, 2026 · 9:00 AM · New London, CT
Coast Guard Foundation - Run to Remember 5k Road Race & Walk
5Kflat and fast
- Price
- Free-$38.10
Sat, Oct 17, 2026 · 9:00 AM · Ivoryton, CT
Ivoryton Pumpkin Chase
2M5Khilly
- Price
- $30-$35
- Field size
- 250 · based on the organizer's entry cap
Sun, Oct 18, 2026 · 9:30 AM · Salisbury, CT
The Salisbury Beast 5K
5KCertified course · per organizer
- Price
- $48.70
Sun, Oct 18, 2026 · 9:00 AM · TRUMBULL, CT
The 36th edition of THE Great Pumpkin Classic
3K5K
- Price
- $19.52-$37.54
Sun, Oct 18, 2026 · 10:00 AM · Bristol, CT
Bristol Mum-A-Thon Road Race 2026
1M5K8K8M
- Price
- $16.90-$43.40
Sun, Oct 18, 2026 · 9:00 AM · Brookfield, CT
34th Annual Halloween 5K and Kids Fun Run
0.23M5KWalker-friendly · per organizerCertified course · per organizer
- Price
- $6.30-$32.80
Sun, Oct 18, 2026 · 9:00 AM · Norwalk, CT
Gregory Burnett, Sr. Memorial 5K & Fun Run
1M5KCertified course · per organizer
- Price
- $20-$45
Sun, Oct 18, 2026 · 10:00 AM · Bridgeport, CT
Follow Natural Fitness Women's Breast Cancer Awareness 5K
1M5K
- Price
- Free
Sun, Oct 18, 2026 · 7:15 AM · Ridgefield, CT
The Ridgefield Road Fest 50th Anniversary: 1/2 Marathon, 7-Miler, and The Iris Fund 5K
5K7MHalf Marathon
- Price
- $36.51-$70.96
- Field size
- 980 · based on the organizer's entry cap