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TIER 3

Dirty Sheets Gravel Grind

Serenbe, Chattahoochee Hills, Georgia · 2026: October 17

VERDICT One hundred miles of punchy Georgia gravel, pavement, and singletrack outside Atlanta.

59
LAB SCORE
[05]

The Ratings

Course verdict

A punchy 100-mile mixed-surface course with 6,815 feet of repeated climbing, moving among pavement, gravel, singletrack, and doubletrack.[2]

Course Profile ratings for this race. Select a point for its explanation. LOGISTICS3/5LENGTH4/5TECHNICAL3/5ELEVATION4/5CLIMATE2/5ALTITUDE1/5ADVENTURE3/5 20/35
Course Profile
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[01]

Course Overview

One hundred miles of punchy Georgia gravel, pavement, and singletrack outside Atlanta.

100 mi
Distance
6,815 ft
Elevation
Serenbe, Chattahoochee Hills, Georgia
Location
October 17, 2026
Date
~200
Field Size
$85
Entry Cost
Facts & History

The event turns the gravel backroads known locally as Dirty Sheets into a supported race weekend that funds regional trail building and maintenance. By MTB Atlanta / North Georgia Mountain Bike Association.

Reputation: A community-built Atlanta-area gravel race known for punchy terrain, hand-made trophies, and an unusually complete race-weekend experience.

The 2026 flagship course adds Moore's Bridge and Serenbe singletrack and doubletrack to the established mixed-surface loop.
[03]

The Course

First-person view following cyclist on dirt gravel road through wooded terrain with autumn foliage - Dirty Sheets Gravel Grind - Chattahoochee Hills, GeorgiaPhoto: YouTube / s y n t h b e n t
Cyclist's perspective riding on paved road through fall forest with scattered leaves - Dirty Sheets Gravel Grind - Chattahoochee Hills, GeorgiaPhoto: YouTube / s y n t h b e n t

A punchy 100-mile mixed-surface course with 6,815 feet of repeated climbing, moving among pavement, gravel, singletrack, and doubletrack.

Signature challenge: Holding power and handling together across 100 miles, 6,815 feet of repeated climbing, four surface types, and an unmarked GPS course.

20
MILE
Opening Surface Changes
Settle before the course begins stacking gravel and trail sectors onto the early paved miles.
40
MILE
Mid-Race Accumulation
The repeated punchy climbs and changing surfaces begin to compound near the middle of the hundred-mile course.
60
MILE
Late-Course Durability
Fatigue makes the remaining climbs, trail handling, and GPS navigation progressively more expensive.
RIDERS REPORT
Single track section
A little section of single track that adds technical difficulty to the route.
Steep short punchy grades
A couple of pretty steep short punchy grades that are through some chunky rough stuff. Some people have to walk it, some people can power right up it just depends really on the line that you pick.
Features chunky rough stuff on the steep climbs that requires careful line selection.
[04]

From the Field

It's not an easy ride but it's not overly challenging or difficult - there are a couple of challenging sections, there's a little section of single track, there's a couple of pretty steep short punchy grades that are through some chunky rough stuff so some people have to walk it some people can power right up it just depends really on the line that you pick.

Jackelxing · 507 views

It's not an easy ride but it's not overly challenging or difficult there are a couple of challenging sections

Jackelxing · 507 views
Cyclepaths Dirty Sheets Ride
Jackelxing · 507 views · 21:50
DIRTY SHEETS (gravel biking)
humantrip · 1.1K views · 2:52
RACER

Racer Reviews

Raced Dirty Sheets Gravel Grind? Be the first to rate it.
[07]

Training

October 17, 2026 DIRTY SHEETS GRAVEL GRIND
[08]

Train for Dirty Sheets Gravel Grind

RACE DEMAND PROFILE

Durability
6
Climbing
7
VO2 Power
4
Threshold
8
Technical
6
Heat
1
Altitude
2
Race Specificity
6
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[09]

Race Logistics

Airport
Hartsfield-Jackson Atlanta International Airport (ATL), approximately 30 miles from Serenbe
Lodging
Stay in or near Serenbe for the shortest race-morning transfer; broader south-Atlanta lodging is available around the airport and Newnan.
Food
Bring race nutrition to Chattahoochee Hills; registration includes post-race food and drinks.
Packet Pickup
Thursday evening in College Park, Friday evening at MTB Atlanta HQ, or race morning in Serenbe
Parking
Organizer-directed field parking at Serenbe Flower Meadows, 10690 Hutchesons Ferry Road
RIDERS REPORT
Line selection is crucial on the steep climbs - picking the right line determines whether you can power through or have to walk.
[10]

Tire Picks

40mmWET
1
Vittoria Terreno Wet
40mm · $80 · 39W
excellent wet grip
2
Continental Terra Trail
40mm · $75 · 34W
excellent wet grip
3
Specialized Pathfinder Pro
38mm · $55 · 32W
Fast center, grippy edges. The modern all-rounder benchmark.
FRONT/REAR SPLIT Rene Herse Snoqualmie Pass 44mm / Vittoria Terreno Wet 40mmFaster front for reduced rolling resistance on straights, grippier rear for traction on loose climbs and corners
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Frequently Asked Questions

A mid-October Georgia start usually avoids peak summer heat, but a long day can still move from a cool morning to a warm, humid afternoon. Rain changes the gravel and trail sectors far more than the paved mileage.[1]

The Serenbe start is roughly 30 miles from Atlanta's airport, with three packet-pickup windows, organizer-directed parking, camping, and clear start waves. Field parking and a rural start keep it below turnkey destination-race logistics.[3]

The course escapes metro Atlanta into rural Chattahoochee Hills, then mixes backroads with wooded singletrack and doubletrack. GPS-only navigation and the surface variety give it more adventure than a standard supported fondo.[2]

2024 results show Brock Mason winning the 102-mile in 4:52:50, with 16th place Logan Hunt finishing in 7:45:23—a nearly three-hour spread indicating regional competition rather than elite depth. The $3,000 prize purse split between men and women suggests ambition exceeding current field strength.[5]

Yes if you want a fully supported, legitimately hard Southeast mixed-surface race without the destination-race circus; no if national field depth is the main attraction.

[11]

Sources & Citations

Research sources used to build this race profile. Always verify details with official race sources before making travel or registration decisions.

  1. Official Dirty Sheets Gravel Grinder — official 2026 event pagedirtysheetsgravel.com/
  2. Official Dirty Sheets 100 — official flagship course and race detailsdirtysheetsgravel.com/100-mile/
  3. Official Dirty Sheets — official schedule, start, support, and logisticsdirtysheetsgravel.com/details/
  4. Registration BikeReg — official 2026 registration, categories, field limits, and feeswww.bikereg.com/dirty-sheets-gravel-grind
  5. Other Sources 2024 Dirty Sheets Gravel Grind resultswww.gravel-results.com/race/19779