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Perpetua FatAss

calendar_today 09 Jan, 2027

directions_run Running

Perpetua FatAss

About the Event

Welcome to the 13th Annual Perpetua FatAss! Join us Saturday, January 9, 2027 , for another winter adventure on the trails of Cape Perpetua. Choose the 9 Miler, 20K, 30K-ish, or 50K . Perpetua FatAss is a free, no-frills, self-supported trail run . No medals. No swag. No traditional aid stations. Just great trails, questionable January weather, and good people. Registration is free, but required. Event Morning Yachats Commons is our headquarters. The building opens at 7:00 AM . Drop bags and post-run gear may be left inside, and parking is available around the Commons and nearby streets. The official start is 9:00 AM , but start when it makes sense for your distance and pace. Some 50K runners leave as early as 7:00 AM. Coffee will be ready by 8:00 AM , and we'll take our traditional group photo at 9:00 AM before the main start. Choose Your Adventure 9 Miler: Climb from Yachats to the Cape Perpetua Lookout, then return to the Commons. 20K: Continue from the Lookout down to the Cape Perpetua Visitor Center before returning to Yachats. 30K-ish: Decide at the Visitor Center. Take Cooks Ridge → Gwynn Creek → Oregon Coast Trail for the 30K, or Cooks Ridge → Cummins Creek Loop → Oregon Coast Trail for roughly 20 miles. Your legs get the deciding vote. 50K: Take on Cooks Ridge → Cummins Peak Road → Cummins Ridge → a short stretch of Highway 101 → Oregon Coast Trail before returning to Yachats. Maps, GPX files, and course instructions: Course Information Be Self-Supported You are responsible for your own food, hydration, clothing, navigation, and gear. Water is available at two locations along the course and at the Cape Perpetua Visitor Center , but these are not traditional aid stations. Be prepared for rain, wind, mud, cold, and changing Oregon Coast conditions. Download your route and instructions before event morning. Don't rely on cell service. Post-Run Potluck After your run, head back to Yachats Commons for our traditional potluck. Bring a dish or snack to share and swap trail stories with fellow runners. Add your dish here: Potluck Signup The Essentials Date: Saturday, January 9, 2027 Headquarters: Yachats Commons, Yachats, Oregon Building Opens: 7:00 AM Coffee: 8:00 AM Group Photo & Official Start: 9:00 AM Distances: 9 Mile • 20K • 30K-ish/20 Mile • 50K Cost: Free Format: Self-supported Post-Run: Potluck at Yachats Commons No fees. No frills. Just trails and community.

Races Offered

20K

Jan 09, 2027

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Distance — 20K

terrain

Type — Running

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09:00

30K

Jan 09, 2027

straighten

Distance — 30K

terrain

Type — Running

timer

09:00

50K

Jan 09, 2027

straighten

Distance — 50K

terrain

Type — Running

timer

09:00

9 Miler

Jan 09, 2027

straighten

Distance — 14.5K

terrain

Type — Running

timer

09:00

Weather History

These values represent the 3-year monthly averages for January in Yachats.

thermostat Temperature
5.3° / 11.0°
wb_sunny Feels like
0.5° / 7.3°
light_mode Avg sunshine hours
4h 28m
water_drop Avg rainfall
11.2 mm
ac_unit Avg snowfall
0.2 cm
air Avg wind speed
16.4 km/h (Gentle breeze)
opacity Sweat loss rate
Low
terrain Course conditions
Firm and slightly soft
sunny Max UV Index
Low (2.0)
humidity_mid Humidity
83.7%
wb_twilight Sunrise
08:45
nightlight Sunset
18:04

About Yachats

Learn more about the host city, Yachats.

Scenic view of

Yachats is a small coastal city in the southernmost area of Lincoln County, Oregon, United States. According to Oregon Geographic Names, the name comes from the Siletz language and means "at the foot of the mountain". There is a range of differing etymologies. William Bright says the name comes from the Alsea placename yáx̣ayky. At the 2020 census, the city's population was 994.

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