Skagit Flats Marathon, Half & 5k

🏃‍♂️ Welcome to the 48th Annual Skagit Flats Marathon, Half Marathon and 5K

Run the Valley with Skagit Runners. Our marathon course is the flattest Boston qualifier in all of Washington state! Registration is limited to 800, so be sure to register soon for one of the best small-town marathons in the state!

📅 Event Details

• Date: Sunday, September 14, 2025
• Race Start Time: 8:15 am Full and Half, 8:30 am for 5k.
• Distances: Marathon (26.2 miles), Half Marathon (13.1 miles), and 5k (3.1 miles)
• Register here: Online registration

⏱️ Chip Timing

We will be using chip timing by Northwest Endurance Events for all three races.

🛍️ Personal Gear

We will not have a gear check. We are not aware of any past problems with items left in vehicles. The parking lot is a relatively safe area and the risk can be further reduced if valuables are not left in plain sight. We will not be responsible for any lost or stolen items so please plan accordingly.

☀️ Weather

The temperature on race day is usually mild. The average low is 46° F, the average high is 64° F, with an average mean temperature of 52° F.

📊 Race Results

Live results can be obtained at Chronokeep.com.

🏅 Post Race

All runners will receive a finishers medal AND a race t-shirt (register by 9/5/25 to guarantee your size)! Water will be available at the finish line along with lots of food for ALL finishers. The high school locker rooms will be open for showers and changing.

🔄 Changing Races

Race switches from the full marathon to the half marathon and vice versa must be completed before the end of Saturday packet pickup at the latest. There will be no refund for transferring down to a shorter race and a fee for the price difference will be charged for transferring up. There will be a $10 service fee for all transfers. If you are unable to make it to Saturday packet pickup, email us before Friday so that we can make a new bib number and assign a new chip.

💰 Pricing

• Marathon: Early Bird - before 5/19/25: $75: 5/19/25 to 7/13/25: $90: 7/14/25 to 9/10/25: $105: 9/11/25 to 9/14/25: $120
• Half Marathon: Early Bird - before 5/19/25: $55: 5/19/25 to 7/13/25: $65: 7/14/25 to 9/10/25: $75: 9/11/25 to 9/14/25: $85
• 5K: Early Bird - before 5/19/25: $30: 5/19/25 to 7/13/25: $35: 7/14/25 to 9/10/25: $40: 9/11/25 to 9/14/25: $45

📦 T-Shirt and Packet Pickup

You can pick up race packets from 1 pm to 6 pm on Saturday, September 13th, at the Hampton Inn (1860 S. Burlington Blvd) in Burlington. This is the best day to pick up your packet to avoid long lines during packet pick-up on race morning.

🏫 Day of Race Packet Pickup

Race packets can be picked up on the morning of the race at Burlington-Edison High School from 6:45 am until 8:00 am. It is preferable to pick up your packet the day prior to the race in order to avoid long lines the morning of the race.

🗺️ Learn More about Skagit County

Explore things to do and places to stay: Skagit Tourism Bureau, Skagit Valley Sports Commission | Playeasy

📞 Race Contact Info

If you have any questions about this race, please contact the race director at skagitsflatsmarathon@gmail.com

🏞️ Course

Flat and fast rural course through the Skagit Valley. The marathon is a Boston qualifier with a certification course number of USATF # WA21009RMB. The half marathon is also certified with a course number of USATF # WA19017RMB. The race start is on Victoria Street on the south side of Burlington Edison High School.

🚧 Course Narrative

Start on Victoria Street just west of the gym and make a left on Norris street. Continue under I-5, go straight at the stop sign, and after about 1 mile take a right on Pulver. Go straight through the next stop sign at Josh Wilson and then make a left on Maiben. Right on Avon-Allen, then a left on Benson. After about a mile and a half the full marathon turns off to the right (North) on Thomas road. The half continues about three quarters of a mile to a turnaround point and returns via the same route. The full marathoners will follow Thomas road north to a turnaround point at Sunset Road, return south on Thomas, turn right (west) on Field road, right (north) on Church road to a turnaround point at Farm to Market road and return to Thomas road. Runners will turn right (south) on Thomas, turn right (west) on Benson and continue straight across Allen west onto T-Loop Rd to a turn-around point. After you turn around you will follow the course back on T-Loop, Benson all the way to Avon-Allen and continue to backtrack the route you came out. When you get back to the starting line, you will make a left and run between the gym and track and onto the track.

⏳ Course Closure

The course will be open for 6 hours. All participants must finish the race in 6 hours. Runners and walkers who have not finished by 2:15 pm will be responsible for their own safety. Participants receiving support from bicyclists, unregistered runners or unofficial vehicles will be disqualified.

🚰 Aid Stations

There will be full-service aid stations located along the course. There will also be water stations near miles 12 and 18 at the last two full marathon turnaround points. The full-service aid stations will be staffed by local cross-country teams. Water, FLUID Performance sports drink, and Honey Stinger Gels will be available at these aid stations.

The approximate positions of the aid stations for the full marathon course are as follows: 1.25 miles, 3.75 miles, 5.75 miles, 7.75 miles, 9.75 miles, 11.75 miles (water only), 14 miles, 16 miles, 18 miles (water only), 20.25 mile, 22.5 miles, 24.75 miles.

🚻 Porta Potties

We will have porta potties along the