Running
Marathon
42.2 km
Start: Apr 3, 12:00 PM

Running
Marathon
42.2 km
Start: Apr 3, 12:00 PM
Running
Half Marathon
21.1 km
Start: Apr 3, 12:00 PM
Running
5K
5 km
Connecticut’s 2nd largest marathon taking place on the shoreline in West Haven. The challenging USATF-certified course features two loops for the marathon with sea breezes, hills, and aid stations every ~2 miles. Includes options to drop down from the marathon to the half.
Aid stations approximately every 2 miles beginning at Mile 2.5, stocked with Poland Spring Water and Gatorade Endurance. Porto-Let toilets at miles 4.5, 6.55, 13.1, 17.6, 21.5 for the marathon; at miles 2.75, 4.75, 6.75, 8.75, 10.75 for the half. Finish line offers fresh bagels and bananas.
Pacemaker information is provided for marathon start waves for target times (7:30am early start for 5:30–6:30 hour marathon runners; second loop closes at 10:40am). For half marathon, planned start times align with target pace groups; early starts are available for those aiming for a 2:30–3:30 half.
Monthly averages based on historical data (2000–present).
Race day is Saturday, April 3, 2027. Early registration ends December 31, 2025; on-site registration begins 6:05 AM race day. Late pre-registration ends February 28, 2026.
The marathon is USATF Certified Course #CT25002JHG and is a Boston Marathon Qualifier. The half marathon is USATF Certified Course #CT25001JHG.
Yes. Custom awards are given to the top 3 men and women overall and in every 5-year division (15–80+). Age-group winners can collect awards from the awards table; no ceremony is held.
Transfers are allowed until February 28, 2026 ($25 fee). Deferrals to 2027 are allowed until February 28, 2025 ($25 fee). No refunds are offered.
Early starts are only for runners aiming for 5:30–6:30 marathon times (7:30 AM) or 2:30–3:30 half times (6:30 AM). You will be DQ’d if you start early and finish faster than ~5:15 (marathon) or 2:15 (half) as a precaution.
Any marathoner may drop down to the half marathon and receive an official half finish. You can stop before the second loop or finish the half; your half split time will be official.
Finish all three 2026 Shoreline Sharks half marathons (Savin Rock, Hamden Hills, Gulf Beach) to earn a free custom Series Streaker Hoodie. Details and submission instructions are provided on the event pages.
Last updated: Jun 6, 2026, 12:25:21 AM
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