Speed (mph), Name, Location, Unicycle, Crank size
33.0 mph, Scott Wilton, Madison WI USA, Geared KH36, 140mm (downhill)
28.8 mph, Chuck Edwall, Laguna Beach, CA, Geared KH36, 150mm (downhill)
28.0 mph, Corbin Dunn, Los Gatos CA USA, Geared KH36, 150mm (downhill)
26.8 mph, Jan Logemann, Remscheid, Germany, Geard KH36, 125mm
26.7 mph (43 kph), Sam Wakeling, Scotland UK, Geared 36, 145mm
26.0 mph, Scott Wilton, Madison WI USA, Geared KH29 125mm
25.9 mph, (41.7 kph), turtle on “turtle’s V”, Gearded 29", 125mm
25.0 mph (40.3 kph) Geoff Houghton, Ashland, Oregon, USA, Florian Green 36" V frame with Schlumpf, 152 mm
25.0 mph (40.2 kph), Cato Tveit, Tidaholm, Sweden, Schlumpf 36", 137mm
24.2 mph, John Moriarty, Sarasota FL, 24" Schlumpf muni, 125mm
24.2 mph, Kaycee Stevens, Scarborough, Maine, Schlumpf KH29, 150mm
24.1 mph, Roland Kays, Albany NY, Geared KH36, 165mm
23.7 mph (38.2 kph) Jakob Flansberry, Geared 24x3", 125mm
23.7 mph (38.2 kph) Nathan Hoover, Rob’s Ride on dirt, Schlumpf KH 36, 150mm
23.5 mph, David Stone, Lobster, 29" Schlumpf, 125mm
22.8 mph David Stone, Central Park Bike Loop, Schlumpf KH 36", 150mm
22.6 mph, Spencer Owen, Nottingham UK, Schlumpf 29, 127mm
22.4 mph, Andy Moore, Tucson, AZ, Geared KH36, 137mm
21.1 mph, Chris McSweeny, Worcester, UK, Schlumpf 29 (first generation on Schlumpf frame), 140mm
20.8 mph, Steve Relles, Delmar NY US, KH36/Schlumpf, 165mm
20.6 mph, Bruce Dawson, Kirkland WA US, Red Menace 1.44:1 36, 170 mm
20.5 mph, David Hood, Louisville KY USA, Schlumpf KH36, 137mm
UNGEARED 36" (or larger)
Speed (mph), Name, Location, Unicycle, Crank size
29-ish, Christian Hoverath, ungeared Coker, 125mm
28.0 mph, Madison Johnston, Portland Oregon, Ungeared Nimbus 36 114mm cranks(downhill)
26.7 mph Sam Wakeling, Wales, UK, Ungeared 36, 114mm
24.23 mph, Matthew Morris, Manchester UK, KH36, 100mm
24.2 mph, Lars Lottrup, Nivå Denmark, Nimbus 36, 114mm
23.4 mph(37.7kph), Jakob Flansberry, Gatineau, Canada, Coker Big One, 114mm
23.0 mph Duncan Clark London UK Nimbus 36 100mm
22.9 mph, Scott Wilton, Madison WI USA, Nimbus 36, 114mm
22.75mph, Ville Kumpulainen, Espoo Finland, qu-ax/KH36 150mm (downhill)
22.5 mph Madison Johnston, Portland Oregon, ungeared Nimbus 36 125mm cranks(flat ground)
22.1 mph Tyler Nail, California, ungeared UDC 36er, 125mm
22-ish, John Foss, 45" Unicycle Factory Big Wheel (28 pounds), 6.5" cranks
21.9, David Stone, 36" Coker with 110mm cranks
21.1 mph, Øivind Stuan, Trondheim Norway, Nimbus 36, 125mm
20.9 mph, Austin Bachman, Minden, NV, USA, Nimbus 36, 125mm
20.8 mph, Nathan Hoover, Norway, Hunter 36, 125mm
20.3 mph, Rob Whitfield, Leeds UK, KH36, 110mm
20.2 mph, Samuel Farmer, West Sussex England, Qu-ax 36, 114mm
19.9 mph, Peripatet, Jacksonville FL USA, KH36, 125mm
19.9 mph, Michael Smith, Fort Stevens State Park, Oregon, KH36, 110mm (Hard-pack sand)
19.5 mph Tomas Nemecek, Phoenix, Arizona, USA KH36, 110mm
19.06 mph, Federico Moretto, Pove del Grappa ITALY, Nimbus 36, 145mm
19.0 mph, Joe Sowul, Anaheim CA USA, Nimbus Nightrider 36, 125mm
17.5 mph, Rob Northcott, Warwick cycle races, UK, Mongrel 36er, 145mm
16.0 mph, David Hood, Louisville KY USA, ungeared N36, 110mm
15.5mph, Bob Griffiths, Shrewsbury Cycle Track,UK, Coker 36, 150s
UNGEARED 29" (or smaller)
Speed (mph), Name, Location, Unicycle, Crank size
19.57 mph (31.5 km/h) Stefan Gauler (ca. 1992) , 26" with Suzue Hub, 125mm Cranks
19.1 mph, Marco Schmidt, 29" KH with 114mm cranks (on a street going downhill), near Dieburg (Germany)
17.5 mph, John Foss, Max. indicated speed on 24" with 125mm (multiple repeats)
16.8, Austin Ritz, Conewago Trail, ungeared KH 29, 125s
15.9 mph (25.4 kph), Blacky Burny (haha Joey), Millbank, ON, Nimbus/Semcycle 29er, 125 mm
15 mph, David Stone, Semcycle 29", 110mm cranks
14.0 mph (22.48 km/h), Dominic Fandrey (kamikaze), Germany/Karlsruhe, Siegmono Touring 26", 114mm
13.4 mph, Mark Blyth, Nimbus 26" MUni, 165mm cranks, near Newcastle England
13.29 (mph). Collin Jones. Arvada CO, U.S. KH29 125mm cranks
12.8 mph BrianP, Ocala FL US, KH24 w 150s