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Bicycles for sale in Boulder, CO

  1. Scott CR1 Comp Carbon 60cm XL Road Bike
    $495
    Boulder
  2. Kent La Jolla Aluminum cruiser
    $59
    Greeley
  3. Raleigh Rowdy 16” kid’s bike
    $95
    Boulder
  4. Condor Italia Road Bike w/Campagnolo Group+Wheelset 55cm frame
    $500
  5. Liv Girl's Mountain Bike - 24"
    $100
    Boulder
  6. Giant 20" Youth Mountain Bike
    $100
    Boulder
  7. BMX 'Casino" by Stolen Brands like-new
    $170
    Boulder
  8. Merckx EMX-5 Campagnolo Record 58cm Road Bike
    $1,500
    Louisville
  9. 2020 Trek Checkpoint SL 7 58cm XL Carbon Gravel Bike AXS Power
    $3,295
    Boulder
  10. Vintage Italian Olmo Competition 54cm Bicycle - Campagnolo - Columbus
    $1,890
    Longmont
  11. Trek Bicycle - Navigator 300
    $125
    Boulder
  12. Trek Emonda ALR 58cm XL Road Bike
    $1,950
    Boulder
  13. Dean titanium road bike
    $1,800
    N Boulder
  14. Specialized Rockhopper Mtn Bike
    $200
    Nederland
  15. 16” Kids Mountain Bike - 7-speed
    $60
    Boulder
  16. 20" Specialized Rip Rock
    $275
    Boulder
  17. 64cm Raleigh Pursuit
    $60
    Niwot
  18. Vintage Cannondale Killer V900
    $300
    Longmont
  19. 2023 Specialized Diverge Sport Carbon
    $2,400
    Boulder
  20. "Chic" by Colnago Bicycles
    $1,000
    Boulder
  21. Airborne Blackbird
    $900
    Boulder
  22. Vintage Torelli Steel Road Bike
    $500
    Boulder
  23. NEW!!! 2023 Scott Ransom 910 Contessa Size Small Carbon 29er
    $3,200
    Golden
  24. Specialized Stumpjumper Pro S3 (Medium)
    $4,999
    Boulder
  25. Raleigh Cadent FT1
    $210
    Erie
  26. Fuji Bicycle
    $100
    Longmont
  27. ***Priority Brilliant L Train***
    $500
    Longmont
  28. 2024 Quintana Roo V-PR 54cm Medium TT Triathlon Time Trial Bike
    $6,490
    Boulder
  29. 2021 Salsa Cutthroat Adventure Gravel Bike
    $2,100
    Boulder
  30. Cervelo R3 Carbon Disc Road Bike 51cm Small
    $2,995
    Boulder
  31. State bicycle rick and morty city bike
    $250
    Boulder
  32. Factor Vista Carbon Road / Gravel Bike 58cm XL
    $3,995
    Boulder
  33. 2017 Trek Emonda ALR4 54cm Road Bike
    $350
    Arvada
  34. 24" Diamondback Clarity Girls Bike
    $125
    Boulder
  35. Niner BSB RDO Cross Gravel Bike 47cm XS XXS
    $1,290
    Boulder
  36. Jamis Commuter Bike
    $445
    Longmont
  37. Schwinn Trailway
    $135
    Louisville
  38. Quintana Roo PRSix Carbon TT Triathlon Bike Small 52cm
    $1,980
    Boulder
  39. Specialized StumpJumper Vintage Circa 2001 Made in U.S.A. Upgrades Orig Owner
    $285
    Boulder
  40. Rans V-Rex Recumbent, Medium
    $395
    Longmont
  41. Specialized mountain bike
    $145
    BOULDER
  42. TREK BIKE
    $45
    BOULDER
  43. SPECIALIZED BIKE
    $140
    BOULDER
  44. SPECIALIZED MOUNTAIN BIKE
    $150
    BOULDER
  45. Trek mystic bike
    $65
    BOULDER
  46. New Felt Decree Trail Mountain Bike Small
    $2,995
    Boulder
  47. 2024 Juliana Quincy Carbon Women's Gravel Bike XS 49cm
    $4,750
    Boulder
  48. 59cm 1997 Serotta Custom Ti - Dura Ace Spec Titanium Road Bike
    $600
    Erie
  49. Vintage 1990s Gary Fisher Marlin size Medium
    $250
    Erie
  50. Kent Glendale 7 speed
    $130
    Longmont
  51. Excellent Vintage 90s Univega Hybrid Cruiser
    $300
    Louisville
  52. Trek Cruiseliner Tandem Bike
    $225
    Erie
  53. Borealis Fat Bike Flume
    $1,250
    Boulder
  54. 2009 S-Works Tarmac Carbon Road Bike 54cm Medium
    $1,190
    Boulder
  55. REI CTY 2.1 Bike (hydraulic disc brakes)
    $700
    Boulder
  56. Giant XTC1 - Like new vintage mountain bike
    $700
  57. Ibis Mojo HD4
    $2,900
    South Boulder
  58. Specialized S works CX M4 56cm
    $750
    Boulder
  59. Haro Thread One Dirt jumper
    $899
    Boulder
  60. Cannondale M400 CAD2 Mountain Bike USA Blue Retro
    $500
    Boulder
  61. 2020 Trek Emonda SLR Project One Carbon 58cm XL Road Bike
    $3,950
    Boulder
  62. 2017 Pivot Switchblade
    $2,600
    Longmont
  63. Donnelly C//C Cyclocross / Gravel Bike
    $1,500
    Boulder
  64. Yeti SB 5.5 - Large
    $3,300
    boulder
  65. Specialized Myka Dual Suspension mountain bike, 26” Wheels, white blue
    $399
    Nederland or Rollinsville
  66. Cannondale Kids Quick 20 Bike Blue
    $220
    Boulder
  67. 2018 Santa Cruz Bronson XO1
    $2,200
    Superior
  68. Cannondale Synapse Carbon 5 105 54cm
    $950
    Longmont (SW)
  69. 2012 Trek Remedy 8 with Upgrades
    $800
    North Boulder
  70. Nukeproof Scout 275 Pro - Medium
    $1,900
    Longmont
  71. CycleOps 300 Pro Trainer
    $575
    N.E. Boulder
  72. Sun Baja Cruiser Fat Tire Bicycle
    $295
    Niwot
  73. State Black Label v3
    $700
    Louisville
  74. Kid’s Specialized Rip Rock Disc 20”
    $250
    Longmont
  75. Trek Navigator 200 hybrid comfort bike
    $120
    Louisville
  76. Dirt bike
    $50
    Lafayette
  77. Brand New Bike
    $60
    Superior
  78. Diamondback Clutch 2 Mountain Bike (Medium) - Great Condition!
    $1,000
    Boulder
  79. Wishbone 3-in-1 balance bike
    $150
    Boulder
  80. SANTANA TEAM Ti-700 Tandem Bicycle
    $4,500
    Boulder
  81. Salsa Spearfish Carbon
    $1,600
    Nederland
  82. Giant OCR 1 3x 10 Spd Alloy Road Bike 56cm Shimano 105 Mavic Wheelset
    $350
    BOULDER
  83. Blue Fort Single Speed Freewheel Town Bike MED Campus City Cruiser
    $200
    Boulder
  84. Gary Fisher HiFi Pro
    $500
    Boulder
  85. Trek 1420 Roadbike
    $125
    Estes Park
  86. 2023 Trek Supercaliber 9.9 XTR XL
    $4,450
    Boulder
  87. REI Novara Buzz Hyrid Bike - Small
    $80
    Boulder
  88. 2019 Intense Primer
    $1,700
    Boulder
  89. Azuki Gran Sport 12
    $90
    Louisville
  90. Women's 26" Mongoose Excursion 21speed
    $100
  91. Specialized rock hopper XC FSR
    $180
    Boulder
  92. Specialized Sirrus Sport Road Bike
    $240
    North Boulder
  93. REDUED! - 2013 Kona Stinky Primo- Lightly Used
    $800
    Boulder, co
  94. REDUCED - Like New Carbon Fiber Cannondale Jekyl
    $1,200
    Boulder, co
  95. Leader LD-720 TT Road bike
    $400
    Boulder
  96. Marin Hawk Hill - Mens Mountain Bike
    $1,800
    Longmont
  97. 2018 YT Jeffsy 27 AL Comp - Excellently Maintained + Upgrades!
    $1,742
    Lafayette
  98. Dura Ace-2005 Specialized Dolce Comp
    $500
    South Boulder
  99. X Small Specialized Carbon Ruby Elite road bike
    $290
    north Boulder
  100. Novara Buzz single speed
    $100
    Boulder
  101. Eddy Merckx SLX Frame w/ 32mm Tire Clearance 56cm
    $700
  102. Velo Orange PassHunter Steel Bike, 58cm, Shimano 105 11 Speed Mechanic
    $1,750
    Lafayette
  103. TREK 2007 Ladies Trek 1500 size XS
    $195
    Lafayette
  104. Road Bike Trade for Cargo Bike.
    $1
    Longmont
  105. Burley Kazoo Trailercycle
    $100
    LOUISVILLE
  106. Schwinn Cruiser
    $240
    Nederland
  107. TREK 5200 56cm
    $280
    Estes Park
  108. Old School Raleigh Technium Peak
    $175
    Erie
  109. 94/95 16" Kona Hot
    $350
    Longmont
  110. Trek Neko Hybrid WSD 18 frame
    $199
    Lafayette
  111. Santana Fusion Tandem perfect for gravel
    $1,500
    Boulder
  112. Specialized P3 2018
    $400
    Boulder
  113. SCHWINN BALANCE BIKE
    $75
    BOULDER
  114. Cargo Bike - 2016 Yuba Mundo Classic
    $550
    Boulder
  115. 16 inch Cleary Hedge Hog kids bike
    $220
    Boulder
  116. Spot Acme commuter bike
    $1,050
    South Boulder
  117. Free Agent Eluder 29 BMX - Like New!!!
    $500
    Louisville
  118. 2022 Specialized Stumpjumper Alloy S4
    $2,400
    Longmont
  119. LaPierre Zesty AM 327
    $1,400
    Broomfield
  120. WOODEN BALANCE BIKE
    $45
    BOULDER
  121. HUFFY BIKE
    $45
    BOULDER
  122. ROCKET BIKE
    $50
    BOULDER
  123. SPECIALIZED MOUNTAIN BIKE
    $150
    BOULDER
  124. 2021 salsa horsethief slx mountain bike size large and giant trance x2 26”
    $1
    Boulder
  125. $399OBO Kona COCO bike XS LIKE NEW $399 OBO
    $399
    Boulder
  126. 2023 Specialized Epic Evo Large - Brand New!!!
    $3,200
    Louisville
  127. Raleigh Rowdy 20 Like new!
    $150
  128. Women's (S) Cannondale Habit Carbon SE
    $2,300
    Boulder
  129. Giant Trance Advanced - Full Suspension carbon - size L - 27.5 wheels
    $2,000
    South Boulder
  130. Felt F15X (57cm) (Gravel/CX Bike)
    $750
    Boulder, CO
  131. Anthem X 29er 0 W
    $850
    Louisville
  132. Mens Avalon Next Bike
    $80
    Lafayette
  133. Specialized Hardrock
    $250
    Longmont
  134. Jamis Durango Sport
    $150
    Longmont
  135. Specialized Roubaix Road Bike
    $475
    Niwot
  136. 2021 Banshee Rune V3 size Medium
    $2,400
    boulder
  137. 20” girls bmx bike
    $60
    Lafayette
  138. Trek Madone 3.1 WSD Carbon Road Bike
    $625
    Erie
  139. Artistic Boulevard cruiser with wood
    $150
    east Boulder county
  140. Custom Build Santa Cruz Nomad CC
    $2,200
    Erie
  141. LiteSpeed Vortex
    $900
    Boulder
  142. Diamondback Haanjo Trail Gravel Bike 56cm
    $1,600
    Lafayette
  143. Cervelo P Series TT Bike
    $11,000
    Boulder
  144. Diamondback XS Cyclocross Price Reduced
    $150
    Boulder
  145. Salsa fargo-xs
    $2,800
    Longmont
  146. Bicycle Quintana ROO
    $125
    Nederland
  147. Specialized Tarmac SL6 Pro, Size 44, Shimano Ultegra Di2
    $2,800
    Boulder
  148. Liv Lust Advanced 2 (2015) - Small
    $1,100
    Louisville
  149. Cervelo P Series 54cm Time Trial Bike
    $4,500
    Boulder
  150. Ibis Hakka MX 2X Di2 + Power
    $3,250
    Lafayette
  151. Vintage Trek 520 Touring Series Road bike
    $225
    Lafayette
  152. Fuji D6 Time Trial Bike
    $1,500
    Longmont
  153. Bike - REI REV 20”
    $100
    Longmont
  154. Surly Instigator 2
    $750
    Boulder
  155. Fuji Dynamite 24CP kid's mountain bike
    $100
    University Hill (Boulder)
  156. Specialized Stumpjumper
    $400
    Boulder
  157. LIKE NEW - Motobecane Super Mirage SL
    $399
    Boulder
  158. Vintage 1973 Schwinn Girls Varsity
    $200
    LONGMONT
  159. vintage litespeed catalyst
    $900
    Gunbarrel
  160. Bridgestone Transit Folding Bike
    $90
    Longmont, CO
  161. Rockhopper Comp Metallic White/Satin Black Bikehand™ Bike Stand incl.
    $600
    Boulder
  162. Centurion Ironman Expert Dave Scott Vintage (1987)
    $250
    Fort collins
  163. RANS Rocket recumbent bicycle
    $225
    Erie
  164. Cannondale Bad Boy
    $200
    Berthoud
  165. Cannondale Cyclecross Ultra
    $250
    Berthoud
  166. Cervelo R3 Disc Ultegra 56 CM
    $2,500
    Louisville
  167. 43cm Trek Pilot 2.1
    $50
    Boulder
  168. Felt B2 Triathlon Road Bike
    $675
    Longmont
  169. Trek Women's road bike PRICE SLASHED!
    $1,095
  170. Vintage Mountain Bike
    $75
    Longmont
  171. Trailcraft Pineridge 24
    $1,500
    Longmont
  172. Cervelo Caledonia frame, fork, stem, bars, seatpost and BB
    $1,200
    Boulder
  173. 2009 Redline MX-20 Retro Reissue BMX
    $200
    Boulder
  174. Pivot Switchblade
    $5,000
    South Boulder
  175. Womens Trek Pilot carbon road bike
    $450
    Boulder
  176. Pink Kids Mountain Bike
    $50
    Hygiene
  177. Guerrilla Gravity Smash Large
    $1,850
    Boulder
  178. Girls Trek MTB bike
    $85
    Boulder
  179. Girls Trek mountain bike
    $85
    Boulder
  180. Trek Marlin 7 2nd Gen
    $900
  181. 2022 Trek Marlin 5 Gen 2
    $400
    Longmont
  182. 2022 Marin El Roy Hardtail
    $950
  183. Specialized Mountain Bike
    $240
    Boulder
  184. 2022 Specialized S-works Enduros s4
    $4,500
    Boulder
  185. Trek Madone Carbon 58cm Excellent Condition!!
    $1,250
    Boulder
  186. Classic Miyata 1000 Touring bike for sale
    $295
    Boulder
  187. unknow
    $140
    longmont
  188. unknow
    $120
  189. Street Strider 7i elliptical cycle
    $600
    Boulder
  190. Lemond Vintage Road Bike
    $300
    South Boulder
  191. Bachetta Corsa Recumbent Bicycle, clean, good condition
    $600
    Longmont
  192. Fuji Sports Series Touring Road Bike
    $299
    BOULDER
  193. Vintage XC Racer - Turner Flux 26” Full Suspension Mountain Bike
    $1,100
    BOULDER
  194. Vintage Trek Series 600 Road Bike
    $400
    South Boulder
  195. Women's Schwinn 700c Mifflin Bike
    $180
    South Boulder
  196. Schwinn Sports Tourer
    $425
    Lafayette
  197. 1970s Schwinn Paramount
    $1,400
    Lafayette
  198. Jamis Renegade A1 road bike.
    $500
    Broomfield
  199. State Bicycle Fixed Gear Bike
    $225
    Longmont
  200. Jamis Helix A2 Mountain Bike
    $250
    Gunbarrel
  201. Niner Jet full XTR - Large Mountain Bike
    $2,200
    Boulder
  202. Trek 7000 Hardtail Mountain Bike
    $275
    Longmont
  203. Giant Cypress DX Hybrid/Upright Step-Through Bike
    $300
    Longmont
  204. Trek 7300 Hybrid/Upright Step-Through Bike
    $300
    Longmont
  205. Vintage Miele Road Bike
    $200
    Boulder
  206. Specialized Langster Track Bike, 58cm
    $1,500
    Longmont
  207. New Soma Buena Vista Mixte, 54cm, 8sp Internal Hub
    $2,495
    Boulder
  208. Fuji Ace Kids Road Bike
    $75
    Lyons
  209. 29” I-9 w/ 2.6 🛞
    $600
    Boulder
  210. Specialized Hardrock Comp FS
    $300
    Boulder
  211. GREAT SPRING RIDE Specialized RUBY COMP Road Bike
    $900
    Boulder
  212. 2019 Knolly Warden - Large
    $2,000