Independence Series: May 31 – June 4, 2023

Day 1: Lums Pond State Park, Bear, DelawareIndependence Update
Day 2: Fair Hills NRMA, Elkton, Maryland – Specific Course: TBA
Day 3: Union Township Recreation Area, Douglassville, Pennsylvania
Day 4: Sussex, New Jersey – Specific Course: TBA
Day 5: TBA, New York – Specific Course: TBAseriesgroupfb

Quick Overview
Series Dates: Wednesday, May 31 – Sunday, June 4, 2023.
Race Times: All races in this series will begin at 6:00 AM (ET).
Early Start:. Optional Early Start at 5:00 AM (ET) is recommended for those expecting a 6+ hour finish time.

Packet Pickup: Tuesday, May 30, 4-6 PM, Lums Pond State Park, Bear DE.
Race Day Packet Pickup/Registration: 90 minutes before start time on race day, at the start line. (Early starters may pick up packets on race morning, beginning 30 minutes before Early Start time.)
Time Limit: None. We have a “no runner left behind” policy, and we happily stay until the final finisher crosses the line. Walkers are always welcome!
Pets/Strollers: Pets are not allowed, for the safety and comfort of our runners/walkers; you’re welcome to bring a stroller if you have small children.
Group dinners, hotels, and airports: Check Independence Series Facebook Group.

Hotel Searches: DE, MD, PA, NJ, NY
Discounts: $10 discount on marathon/half marathon to active military, as well as members of any club that will list these events on their calendar. ( requires a code to receive discount, which you can find on the club’s site or by contacting us.) We also offer a discount for local participants; contact us for details.
Food/Aid Stations: Due to our unique multi-loop course setup, we have one giant “aid station,” with more food and drink than you could ever need! Ask anyone who’s run at least one of our races; we’ve got everything from fruit to jelly beans to sandwiches, water to Gatorade to hot coffee, and everything in between. Way more than just granola bars and bananas–we even have our very own mobile kitchen, Loony Lunchbox!

Registration information is below. You may do any number of races; special medals are awarded to those who complete all five!

Race Locations:

  • Day 1: Delaware
    • Lums Pond State Park (Start will be at Area 1)
    • 1042 Howell School Road
    • Bear, DE 19701
    • GPS (map): N 39.55878, W 75.71463 (Park entrance; park roads not on Garmin)
    • Terrain: Mix of hard-packed dirt, grass, gravel, and pavement with lots of shade.
    • Elevation Gain (per lap estimates by Garmin): 39′
    • Tentative Course Laps: 16 laps for Marathon.
    • Course Lap Preview

Lum's Pond, DE

  • Day 2: Maryland
    • Fair Hills Natural Resources Management Area
    • 2000 Appleton Rd
    • Elkton, MD 21921
    • GPS: TBD
    • Terrain: TBD
    • Elevation Gain (per lap estimates by Garmin): TBD
    • Tentative Course Laps: TBD


  • Day 3: Pennsylvania
    • Union Township Recreation Area
    • 100 Campbell Ford Rd
    • Douglassville, PA 19518
    • GPS (map): 40.260061, -75.781695
    • Terrain: Shaded.
    • Elevation Gain (per lap estimates by Garmin): 8′
    • Tentative Course Laps: 12 laps for Marathon.

PA Course

  • Day 4: New Jersey (New Course)
    • TBA
    • Sussex, NJ
    • Elevation Gain (per lap estimates by Garmin): TBD
    • Tentative Course Laps: TBD


  • Day 5: New York (New Course: TBA)
    • TBA
    • Elevation Gain (per lap estimates by Garmin): TBD
    • Tentative Course Laps: TBD laps for Marathon.



Travel distances/times between race locations:

  • Day 1 (DE) => Day 2 (MD): 11 miles, 0:14
  • Day 2 (MD) => Day 3 (PA): 60 miles, 1:26
  • Day 3 (PA) => Day 4 (NJ): 107 miles, 2:17
  • Day 4 (NJ) => Day 5 (NY): 22 miles, 0:30
  • Day 5 (NY) => Day 1 of New England Series (CT): 139 miles, 2:27


What about the bling?
We all know that’s the best part! Every participant will receive one t-shirt and other fun goodies.
All finishers will receive a separate medal for each day; in addition, we give a special medal to those who complete all races in a series.
We even give a special award to each person participating in his or her first full or half marathon!
The best part: The famous caboose, given to the final finisher of each marathon and half marathon!



Delaware – Maryland – Pennsylvania – New Jersey – New York

May 31 – June 4 2023
Race Type By 10/31/22 11/1/22-12/31/22 1/1/23-4/30/23 After 4/30/23
Full $110 $120 $135 $155
Half $95 $105 $120 $135
10K $55 $55 $55 $65
5K $45 $45 $45 $55
50K $120 $130 $145 $165
Register online: Click HERE!!
Mail-in Registration Form: HERE!!
You may also register during packet pickup or on race day (cash/check/credit card/PayPal). Entry fees are non-refundable and may not be transferred to another participant.

Click to view our most recent edition of The Loony Bin!

Running Ragged: 20in20

2018 MN Brothers Trail Series

Check out the amazing aerial video shot by a drone flown over our course in Clayton, NM, during the 2015 Dust Bowl Series!
Click HERE to video the full-sized video on our YouTube channel.

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Mainly Marathons | 1239 2nd Street N, #308 | Sauk Rapids, MN 56379