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Mighty Mother's Day Du

Sun May 10 2026

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Mighty Mother's Day Du

Sun May 10, 2026 East Islip, NY 11730 US Directions

Individual Time Trial

Start Time:: 8:35am EDT

Registration:: Registration Opens November 28, 2025 at 12:01am EST
Price:: $53 $38.00 incl. $3.00 Fee
Registration:: Price increases to $43.00 after December 31, 2025 at 11:59pm EST

Registration Starting	Registration Ending	Price
November 28, 2025, 12:01am EST	December 31, 2025, 11:59pm EST	$53 $38.00
January 1, 2026, 12:00am EST	January 30, 2026, 11:59pm EST	$53 $43.00
January 31, 2026, 12:00am EST	May 3, 2026, 11:59pm EDT	$53 $48.00
May 4, 2026, 12:00am EDT	May 9, 2026, 11:59pm EDT	$53 $53.00
May 10, 2026, 12:00am EDT	May 10, 2026, 8:59am EDT	$64.08

Individual Duathlon

Open to ages 14+.

Start Time:: 8:35am EDT

Registration:: Registration Opens November 28, 2025 at 12:01am EST
Price:: $122.82 $90.78 incl. $5.78 Fee
Registration:: Price increases to $96.12 after December 31, 2025 at 11:59pm EST

Registration Starting	Registration Ending	Price
November 28, 2025, 12:01am EST	December 31, 2025, 11:59pm EST	$122.82 $90.78
January 1, 2026, 12:00am EST	January 31, 2026, 11:59pm EST	$122.82 $96.12
February 1, 2026, 12:00am EST	March 31, 2026, 11:59pm EDT	$122.82 $101.46
April 1, 2026, 12:00am EDT	May 3, 2026, 11:59pm EDT	$122.82 $106.80
May 4, 2026, 12:00am EDT	May 9, 2026, 11:59pm EDT	$122.82 $112.14
May 10, 2026, 12:00am EDT	May 10, 2026, 8:59am EDT	$122.82

Age Based Discounts for Individual Duathlon

Registration Starting	Registration Ending	Age	Price
December 3, 2025, 12:00am EST	December 21, 2025, 11:59pm EST	14 - 18	$43.00
December 22, 2025, 12:00am EST	March 4, 2026, 11:59pm EST	14 - 18	$48.00
March 5, 2026, 12:00am EST	May 1, 2026, 12:00pm EDT	14 - 18	$58.74

Age based discounts are automatically applied at checkout.

Duathlon Relay

Open to ages 7+.

Start Time:: 8:35am EDT

Registration:: Registration Opens November 28, 2025 at 12:01am EST
Price:: $197.58 $144.18 incl. $9.18 Fee
Registration:: Price increases to $154.86 after December 31, 2025 at 11:59pm EST

Registration Starting	Registration Ending	Price
November 28, 2025, 12:01am EST	December 31, 2025, 11:59pm EST	$197.58 $144.18
January 1, 2026, 12:00am EST	January 31, 2026, 11:59pm EST	$197.58 $154.86
February 1, 2026, 12:00am EST	March 31, 2026, 11:59pm EDT	$197.58 $165.54
April 1, 2026, 12:00am EDT	May 3, 2026, 11:59pm EDT	$197.58 $176.22
May 4, 2026, 12:00am EDT	May 9, 2026, 11:59pm EDT	$197.58 $186.90
May 10, 2026, 12:00am EDT	May 10, 2026, 8:59am EDT	$197.58

High School Relay

Open to ages 11 - 18.

Start Time:: 8:35am EDT

Registration:: Registration Opens November 28, 2025 at 12:01am EST
Price:: $144.18 $101.46 incl. $6.46 Fee
Registration:: Price increases to $112.14 after December 31, 2025 at 11:59pm EST

Registration Starting	Registration Ending	Price
November 28, 2025, 12:01am EST	December 31, 2025, 11:59pm EST	$144.18 $101.46
January 1, 2026, 12:00am EST	January 31, 2026, 11:59pm EST	$144.18 $112.14
February 1, 2026, 12:00am EST	March 31, 2026, 11:59pm EDT	$144.18 $122.82
April 1, 2026, 12:00am EDT	May 3, 2026, 11:59pm EDT	$144.18 $128.16
May 4, 2026, 12:00am EDT	May 9, 2026, 11:59pm EDT	$144.18 $133.50
May 10, 2026, 12:00am EDT	May 10, 2026, 8:59am EDT	$144.18

High School Individual

Start Time:: 8:35am EDT

Registration:: Registration Opens November 28, 2025 at 1:04am EST
Price:: $96.12 $64.08 incl. $4.08 Fee
Registration:: Price increases to $69.42 after December 31, 2025 at 11:59pm EST

Registration Starting	Registration Ending	Price
November 28, 2025, 1:04am EST	December 31, 2025, 11:59pm EST	$96.12 $64.08
January 1, 2026, 12:00am EST	January 31, 2026, 11:59pm EST	$96.12 $69.42
February 1, 2026, 12:00am EST	March 31, 2026, 11:59pm EDT	$96.12 $74.76
April 1, 2026, 12:00am EDT	May 3, 2026, 11:59pm EDT	$96.12 $80.10
May 4, 2026, 12:00am EDT	May 9, 2026, 11:59pm EDT	$96.12 $85.44
May 10, 2026, 12:00am EDT	May 10, 2026, 8:59am EDT	$96.12

Youth Duathlon

Youth Duathlon!
Run: 1/2 mile
Bike: 2 miles
Run: 1/2 mile

Start Time:: 8:35am EDT

Registration:: Registration Opens November 28, 2025 at 1:45pm EST
Price:: $58.74 $38.00 incl. $3.00 Fee
Registration:: Price increases to $43.00 after January 31, 2026 at 11:59pm EST

Registration Starting	Registration Ending	Price
November 28, 2025, 1:45pm EST	January 31, 2026, 11:59pm EST	$58.74 $38.00
February 1, 2026, 12:00am EST	May 3, 2026, 11:59pm EDT	$58.74 $43.00
May 4, 2026, 12:00am EDT	May 9, 2026, 11:59pm EDT	$58.74 $48.00
May 10, 2026, 12:00am EDT	May 10, 2026, 8:59am EDT	$58.74

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