Race Discovery
Floss & Run

Floss & Run

Portland, Oregon, United States View on map
Oct 18, 2026 (America/Los_Angeles local time)
Running

About this race

You can help raise funds for kids’ dental care on the Tooth Taxi by joining us for the Floss & Run, Sunday, October 18, 2026, at Rock Creek Country Club. You'll be on a professionally rolled, gently challenging golf path in a peaceful and private setting under giant Douglas Firs in northwest Portland. Timed races include:

*A 1K race for children 11 and under starting at 8:30 a.m.

*A 5K run starting at 9:10 a.m.

*A 5K walk beginning at 9:40 a.m.

Go to https://www.smileonoregon.org/events-1 and use the QR code to register or go directly to: https://raceroster.com/events/2026/120284/floss-and-run.

Not in the Portland area or can't make it on October 18? There are virtual race opportunities! We also have options for teams to enter. Tabling, sponsorship, and volunteer opportunities are available by emailing Sydney at The Dental Foundation of Oregon: sydney@dentalfoundationoforegon.org.

Pick your distance

Running

Floss & Run Kids

Oct 18, 2026 1K 8:30 AM
Closed

Floss & Run

Oct 18, 2026 5K 9:10 AM
Closed

Floss & Walk

Oct 18, 2026 5K 9:40 AM
Closed

Typical race-day weather

Based on 10 years of historical conditions on this event's race dates in Portland.

Temp (°C)
Minimum temperature (race-day average) 8.2° / Maximum temperature (race-day average) 16.7°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-day average) 6.0° / Maximum feels like — heat index / wind chill (race-day average) 16.7°
Wind (km/h)
Average wind speed (race-day average)
13.1
Precip (mm)
Average precipitation (race-day average)
2.6mm
Humidity
Average relative humidity (race-day average)
83.3%

Course

Route map and elevation profile

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, 31 Portland events

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