Stampone O'Brien Dilsheimer Holloway Women's Philadelphia Triathlon
Stampone O'Brien Dilsheimer Holloway Women's Philadelphia Triathlon logo

Stampone O'Brien Dilsheimer Holloway Women's Philadelphia Triathlon

Philadelphia, Pennsylvania, United States View on map
Jul 11, 2027 (America/New_York local time)
Triathlon

About this race

The 9th Annual Stampone O’Brien Dilsheimer Holloway Law Women's Philadelphia Triathlon and Kid's Triathlon

The 9th Annual Stampone O’Brien Dilsheimer Holloway Law Women’s Philadelphia Triathlon is unmatched in energy, execution, and excitment. This POOL SWIM TRIATHLON was 2x named BEST RACE IN THE CITY by Be Well Philly! There is a distance for every woman to "tri." 

The Sprint: 300meter swim, 9 mile bike, 5k run
The Super Sprint: 50 meter swim, 4 mile bike, 2 mile run
The Duathlon: 1 mile run, 9 mile bike, 5k run
The Aquabike: 300 meter swim, 9 mile bike, DONE!

If any of this seems daunting we have RELAY options for you and your friends. Yes, you and your friends can choose which part of the race to do and you can ALL cross the finish line together!


More Need To Know's:

  • All swimming takes place in Historic Kelly Pool...NOT THE Schuylkill River
  • The bike portion takes place on picturesque Martin Luther King Dr alond the river and is CLOSED to vehicular traffic.
  • All running takes place around the Please Touch Museum and the Horticultural Center in West Fairmount Park
  • If you have ever thought of "tri-ing" a triathlon this is the most welcoming, friendly, and positive atmosphere in all of triathlon!

Registration Includes:

  • Custom Finisher Medal
  • Amazing Women's Specific Event Shirt
  • Real Timed Race Results
  • Live Athlete Tracking via the DelMo Elite Events App
  • Awesome Post Race Breakfast provided by Winnie's Manayunk


What can women expect from this event?

  • POOL SWIM!!!!!!
  • SAFETY IS OUR #1 PRIORITY
  • OUTSTANDING, POSITIVE ATHLETE EXPERIENCE
  • CRYSTAL CLEAR COMMUNICATION
  • ATTENTION TO ALL DETAILS
  • BIG, FANCY BLING!
  • GREAT SWAG AND MORE!

DO YOU HAVE CHILDREN AND WANT THEM TO TRI? CLICK HERE TO LEARN ABOUT THE KID'S PHILLY TRI TAKING PLACE ON SATURDAY, JULY 11, 2026 OF RACE WEEKEND!

Pick your distance

Triathlon

SPRINT Triathlon

300 Meter Pool Swim + 9 Mile Bike + 5K Run

Jul 11, 2027 SPRINT Triathlon 7:00 AM
$149.00
Closed

SPRINT Triathlon Relay

300 Meter Pool Swim + 9 Mile Bike + 5K Run (Teams consist of 2 or 3 members)

Jul 11, 2027 SPRINT Triathlon Relay 7:00 AM
$169.00
Closed

MINI SPRINT Triathlon

50 Meter Pool Swim + 4 Mile Bike + 2 Mile Run

Jul 11, 2027 MINI SPRINT Triathlon 7:00 AM
$139.00
Closed

Duathlon

SPRINT Duathlon

1 Mile Run + 9 Mile Bike + 5K Run

Jul 11, 2027 SPRINT Duathlon 7:00 AM
$149.00
Closed

SPRINT Duathlon Relay

1 Mile Run + 9 Mile Bike + 5K Run (Teams consist of 2 or 3 members)

Jul 11, 2027 SPRINT Duathlon Relay 7:00 AM
$169.00
Closed

Aquabike

SPRINT Aquabike

300 Meter Pool Swim + 9 Mile Bike = Done!

Jul 11, 2027 SPRINT Aquabike 7:00 AM
$139.00
Closed

SPRINT Aquabike Relay

300 Meter Pool Swim + 9 Mile Bike = Done! (Teams consist of 2 members)

Jul 11, 2027 SPRINT Aquabike Relay 7:00 AM
$159.00
Closed

Typical race-day weather

Based on 7 years of Open-Meteo archive data for this event's race dates in Philadelphia, plus the 3 days either side.

Temp (°C)
Minimum temperature (race-week average) 21.9° / Maximum temperature (race-week average) 31.2°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-week average) 21.9° / Maximum feels like — heat index / wind chill (race-week average) 39.6°
Peak wind (km/h)
Strongest wind of the day (race-week average)
15.6
Precip (mm)
Precipitation over the day (race-week average)
5.5mm
Humidity
Mean relative humidity (race-week average)
73.6%
Sunrise
Sunrise at the start line on July 11, 2027 (EDT)
Sunset
Sunset at the start line on July 11, 2027 (EDT)
Daylight
Hours between sunrise and sunset on race day
14h 48m

The sun rises at 5:41 AM and sets at 8:30 PM local time (EDT) in Philadelphia on July 11, 2027 — 14h 48m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

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Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 125 Philadelphia events

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