Found 497 races near Radnor Township, PA

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OCT
18

Clinton, NJ
• 29.8 miles
$40 -$90
Over the river...through some woods... past at least one grandma's house... join us for what previous participants have called the most beautiful half marathon course, on NJ's finest country...
4m Half Marathon
73
OCT
18

Bridgewater, NJ
• 29.0 miles
$12 -$50
Join Friends of Somerset Regional Animal Shelter as we come together to raise funds for the Cupid Fund.  The Paws & Soles Saving Lives with Strides 5K & 10K Run/Walk + Kiddie Dash is a major...
5K 10K
20
OCT
18

West Reading, PA
• 49.7 miles
$10 -$95
Loyalty Registration for past participants is open from November 1 - December 31, 2025.  You must have registered using the same RunSignup account to register early for the best pricing.  General...
1m 5K Half Marathon
61
OCT
18

Peddler's Village! Lahaska, PA
• 53.5 miles
🎃🧑‍🌾🎃 We're OVER THE MOON EXCITED about most popular Fall event...The Scarecrow Shuffle 8k, 5k, 2 Mile Fun Run & 1/4 Mile Kids' Run!October 19, 2025!@Peddler’s Village in beautiful Bucks County,...
2m 5K 4m 8K
30
OCT
18

Medford, NJ
• 22.7 miles
$15 -$70
This event will sell out quickly! Sign up today! Like Running or Walking?  Love Wine?  This race is for you!  Join us on Sunday, October 18, 2026 at 9:00am for an exciting "Halloween themed"...
5K
12
OCT
18

Philadelphia, PA
• 30.9 miles
$40
The Stray Cat Scurry is BACK! Come join us on October 18, 2026 as we scurry through the park trails for a 5k walkathon benefiting the cats in our rescue along with our continued efforts...
2
OCT
19

Atlantic City, NJ
• 48.6 miles
$40 -$500
This is a virtual race open to supporters across the country who want to take action for children and families. Participants can run, walk, or move in their own community while supporting a...
5K 10K Half Marathon
11
OCT
24

Wilmington, DE
• 25.8 miles
$25
This special race, run in memory of siblings Jonathan Bacon Smith ’83 and Wendy Smith McMillan ’77, benefits the financial aid endowment named for them.  Long Sleeve T-shirt for all...
5K
16
OCT
24

Phoenixville, PA
• 33.6 miles
$10 -$40
40th Annual Phoenixville RunJoin us rain or shine for the 40th Annual Phoenixville Run, a Super Hero themed event featuring both in-person and virtual race options. Event Details Date: Saturday,...
5K 10K
20
OCT
24

Abington, PA
• 15.0 miles
$30 -$35
Race Purpose:   We are raising money for local pediatric cancer charities. All proceeds from this race go to Sara’s Smiles and Shane’s Future Days. Location: Abington Senior High and Middle...
1m 5K
3
OCT
24

Wilmington, DE
• 22.2 miles
$35 -$40
Want an excuse to dress up in your favorite Halloween Costume and go for a run?The Boo & Brew 5K is just that excuse you need.After the race, join us back at Catherine Rooney's for a spooky good time.
5K
22
OCT
24

Pittsgrove, NJ
• 27.6 miles
$80 -$100
It’s gonna be a mess — in the best way possible. The Hot Mess Trail Races take place at Parvin State Park in Pittsgrove, NJ, offering two awesome options: a classic half marathon and a...
Half Marathon
38
OCT
24

Pennington, NJ
• 44.8 miles
$15 -$65
Get Ready for the 10th Annual Meadows Miler! October 24, 2026 Ten years. One incredible community. Let's celebrate! Whether you're chasing a PR, crossing a finish line for the first time, or...
5K 10K
13
OCT
24

Newtown, PA
• 13.8 miles
$40 -$50
Run - Eat Pizza - Support Breast Cancer Research That's Right! We have combined running with America's favorite food, all while raising money for Breast Cancer Research! Join us on October 24th...
5K
3
OCT
24

Quakertown, PA
• 38.0 miles
$10 -$40
WHO WE ARE & WHAT WE SUPPORTWe’re excited to host our 2nd annual 5K this October! This rain-or-shine event is perfect for individuals and families alike, welcoming everyone from casual walkers to...
1m 5K
1
OCT
24

Landisville, NJ
• 49.3 miles
$50 -$55
Run the Vineyards Fall 5 Miler and Food Truck Festival is at Bellview Winery, in Landisville, NJ! Join us for our 12th year of Bellview hosting our vineyard series at this tranquil vineyard...
5m
15
OCT
24

Langhorne, PA
• 22.9 miles
$40 -$50
Lace up your sneakers and join us as we celebrate another year to slaying sarcoma. The race will be held at Pavilion 11 in Core Creek Park, Langhorne, Pennsylvania on October 24, 2026 from 8:00...
5K
1
OCT
24

Philadelphia, PA
• 40.6 miles
$40 -$45
Register Here: The 6th annual Race HOME will take place on Saturday, October 24, 2026, from 7:30 a.m. to 10 a.m. You can participate one of three ways to help raise awareness of Project HOME’s...
5K
2
OCT
25

Newark, DE
• 31.6 miles
$20 -$40
Join us for the 10th Annual Deer Park Goes Pink!Help us raise money for the Delaware Breast Cancer Coalition!  The Deer Park Tavern and the entire Ashby Hospitality Group hold a close place in...
1m 5K
9
OCT
25

Philadelphia, PA
• 8.4 miles
Join Students Run Philly Style at the Dublin Marathon as a charity runner. Your commitment helps fund mentorship, training, and race access for students throughout Philadelphia. Fundraising...
Marathon
28