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About RaceIndexOur methodologyData coverageCyclingTriathlon
  • 10K
  • 10 km
  • Eugene
  • Event weekend starts
  • Past event

OTC Butte to Butte (Eugene) 10K

This race edition

Race date
Date not confirmed for this distance
Race timezone
Timezone not confirmed
Edition status
Status not confirmed

Entry options

2026 edition

Entry options are not yet confirmed for this edition. Check the organiser before making plans.

Modelled energy-cost change -0.1% versus flat · net elevation -34 m

View verified GPS mapOfficial event website ↗
Plan my trainingPlan my paceData current as of

Decision summary

OTC Butte to Butte (Eugene) 10K at a glance

Route ascent
99 m

Lower than 36% of comparable mapped races

Cut-off average pace
12:00/km

2:00:00 total limit divided by distance. Check gun/chip timing and intermediate limits; allow time for stops.

Typical conditions
68/100

Historical race-date favourability, not a forecast

Evidence depth
34 verified facts

Stored GPS route

Quick answers

What runners ask first

OTC Butte to Butte (Eugene) 10K route map

raceindex.org has a GPS course file for OTC Butte to Butte (Eugene) 10K, so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.

How hilly is the OTC Butte to Butte (Eugene) 10K?

The OTC Butte to Butte (Eugene) 10K route has 99 m of ascent, 133 m of descent and an estimated -0.1% grade-adjusted pace penalty versus a flat route.

Where does the OTC Butte to Butte (Eugene) 10K route go?

The OTC Butte to Butte (Eugene) 10K route starts at Spencer Butte Middle School, 500 E 43rd Ave (43rd & Donald), South Eugene and finishes at 5th Street between High and Pearl, by the 5th Street Public Market (Skinner Butte Park area), downtown Eugene. Underfoot, expect road. It passes Spencer Butte Middle School, Donald Street hill, Fox Hollow, Amazon Drive and 5th Street Public Market. The name comes from the 10K route that runs butte to butte, starting near Spencer Butte in South Eugene and finishing at Skinner Butte Park downtown.

Race character

Scenery

  • City
  • Parkland
  • Waterfront
  • Countryside

Atmosphere

  • Community
  • Festival
  • Competitive

Terrain

  • Road
  • Trail
Elevation character
Net Downhill
Technicality
Non Technical

Entry, logistics and records

Entry requirements

Entry status
Past event: The listed edition date has passed.
Cut-off
2-hour time limit
Qualification status
None

Race day logistics

Expo / packet pickup
Packet pickup at 5th Street Public Market over the three days before the race (July 1-3, 2026).

Access and course status

Start
Spencer Butte Middle School, 500 E 43rd Ave (43rd & Donald), South Eugene
Finish
5th Street between High and Pearl, by the 5th Street Public Market (Skinner Butte Park area), downtown Eugene

Course facts

Course type
Point To Point
Surface
Road
Landmarks
Spencer Butte Middle School, Donald Street hill, Fox Hollow, Amazon Drive, 5th Street Public Market, Skinner Butte Park
Notable features
  • The name comes from the 10K route that runs butte to butte, starting near Spencer Butte in South Eugene and finishing at Skinner Butte Park downtown
  • A 4 Mile Mayor's Fitness Walk follows the flat portion of the Butte to Butte course from Spencer Butte Middle School to the 5th Street finish, offering an accessible non-competitive option
  • Opens with a half-mile neighborhood loop, then climbs the testing Donald Street hill to the first mile, followed by a long downhill on Fox Hollow to Amazon Drive and a flat, fast finish on 5th Street

How hilly is the OTC Butte to Butte (Eugene) 10K?

7%13%65%9%6%
  • Steep descent 7%
  • Descent 13%
  • Flat 65%
  • Climb 9%
  • Steep climb 6%
Total ascent
99 m
Net elevation
−34 m
GAP factor
-0.1%
Longest climb
670 m at 6.3%
Gradient mix and ascent are derived from the course geometry under our published normalisation, not taken from organiser marketing.

What are typical race-day conditions?

  • 20°CTypical temperature
  • 14 kphTypical wind
  • 0 mmTypical rainfall
  • 68Favourability /100
Typical conditions for the race date and locality, warmer than the endurance-optimal window. These are climatological norms, not a forecast, and are shared across every distance at this event.

More race details

Is the OTC Butte to Butte (Eugene) 10K flat?

Its normalised GAP factor is -0.1% slower than a flat course, with about 99 m of total ascent.

How we calculated this

Published facts and derived model outputs on this page are tied to stored sources or a published, version-locked methodology. We show the provenance so runners, coaches and organisers can check it. Data on this page is current as of .

Derived numbers use scoring-methodology-v1.0.

Sources used on this page (3)

Read the full methodology →