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Bicycles for sale in Boulder, CO

  1. Trek mystic bike
    $65
    BOULDER
  2. SPECIALIZED BIKE
    $140
    BOULDER
  3. TREK BIKE
    $45
    BOULDER
  4. Raleigh C500 Hybrid bike 3x8 700x35c 59cm
    $275
  5. Scott CR1 Comp Carbon 60cm XL Road Bike
    $495
    Boulder
  6. Kent La Jolla Aluminum cruiser
    $59
    Greeley
  7. Frog 62 bike 24” 8-speed black
    $320
    Louisville
  8. Set (2) Vintage 1991 Scott Limited 18"/21'5 Mid/Taller Adults! RAD!!
    $230
    Metro Denver
  9. Raleigh Rowdy 16” kid’s bike
    $95
    Boulder
  10. Condor Italia Road Bike w/Campagnolo Group+Wheelset 55cm frame
    $500
  11. Liv Girl's Mountain Bike - 24"
    $100
    Boulder
  12. Giant 20" Youth Mountain Bike
    $100
    Boulder
  13. BMX 'Casino" by Stolen Brands like-new
    $170
    Boulder
  14. Merckx EMX-5 Campagnolo Record 58cm Road Bike
    $1,500
    Louisville
  15. Vintage Japanese Nishiki Road Bike in Excellent Condition
    $300
    Longmont
  16. 2020 Trek Checkpoint SL 7 58cm XL Carbon Gravel Bike AXS Power
    $3,295
    Boulder
  17. Trek 820 Hybrid Commuter Bike
    $225
    Boulder
  18. Vintage Italian Olmo Competition 54cm Bicycle - Campagnolo - Columbus
    $1,890
    Longmont
  19. Trek Wasabi
    $200
    Longmont
  20. Electra cruiser
    $125
    Longmont
  21. Trek Emonda ALR 58cm XL Road Bike
    $1,950
    Boulder
  22. Dean titanium road bike
    $1,800
    N Boulder
  23. Vintage Diamond Back MTB Mountain Bike Black Yellow Ready2Ride! 17.5"
    $80
    Gunbarrel
  24. Fully Loaded Benno Boost Sport Cargo E-Bike
    $5,200
    Longmont
  25. Brand New Bright Yellow Co-op Generation
    $800
    North Boulder
  26. Giant Propel - M/L - Aero Road Bike
    $1,200
    Longmont
  27. Giant TCR Advanced Pro 1 - Race Bike - Brand new Red Group
    $1,300
  28. Australian "Malvern Star Sprint 1.0" - 700c Road wheels/tires
    $150
    Longmont
  29. 64cm Raleigh Pursuit
    $60
    Niwot
  30. Vintage Cannondale Killer V900
    $300
    Longmont
  31. "Chic" by Colnago Bicycles
    $1,000
    Boulder
  32. Airborne Blackbird
    $900
    Boulder
  33. Vintage Torelli Steel Road Bike
    $500
    Boulder
  34. Raleigh Cadent FT1
    $210
    Erie
  35. Fuji Bicycle
    $100
    Longmont
  36. Bike Project - Janic Custom Steel Frame by Steve Dorris
    $200
    Longmont
  37. ***Priority Brilliant L Train***
    $500
    Longmont
  38. 2024 Quintana Roo V-PR 54cm Medium TT Triathlon Time Trial Bike
    $6,490
    Boulder
  39. 2021 Salsa Cutthroat Adventure Gravel Bike
    $2,100
    Boulder
  40. Cervelo R3 Carbon Disc Road Bike 51cm Small
    $2,995
    Boulder
  41. Sterling Discovery Sport Hybrid
    $75
    SW Longmont
  42. Vintage Crate Orange Schwinn Predator Pro Racing BMX Bike 21.5"
    $100
    Gunbarrel
  43. Giant OCR3 Medium Aluminum Carbon Fiber Road Bike Blue Ready2Ride!
    $240
    Gunbarrel
  44. State bicycle rick and morty city bike
    $250
    Boulder
  45. Factor Vista Carbon Road / Gravel Bike 58cm XL
    $3,995
    Boulder
  46. 2017 Trek Emonda ALR4 54cm Road Bike
    $350
    Arvada
  47. 24” Giant Kids Bike
    $25
    Niwot
  48. 24" Diamondback Clarity Girls Bike
    $125
    Boulder
  49. Niner BSB RDO Cross Gravel Bike 47cm XS XXS
    $1,290
    Boulder
  50. Jamis Commuter Bike
    $445
    Longmont
  51. Trek 850 Mountain Track (21" / Large)
    $400
    Boulder
  52. Quintana Roo PRSix Carbon TT Triathlon Bike Small 52cm
    $1,980
    Boulder
  53. Rans V-Rex Recumbent, Medium
    $395
    Longmont
  54. TREK Conduit+ e-Bike
    $550
    Longmont
  55. 2024 Juliana Quincy Carbon Women's Gravel Bike XS 49cm
    $4,750
    Boulder
  56. 59cm 1997 Serotta Custom Ti - Dura Ace Spec Titanium Road Bike
    $600
    Erie
  57. Vintage 1990s Gary Fisher Marlin size Medium
    $250
    Erie
  58. FLX E-Bike Large frame
    $850
    Boulder
  59. TREK Speed Concept 9.9 Di2
    $3,900
    North Boulder
  60. Trek Verve+ 2 stepthru ebike with low miles
    $1,450
    Louisville
  61. 2009 S-Works Tarmac Carbon Road Bike 54cm Medium
    $1,190
    Boulder
  62. Vintage GIANT Rincom Red MTB Mountain Bike Ready2Ride! 21.5"
    $180
    Gunbarrel
  63. Giant XTC1 - Like new vintage mountain bike
    $700
  64. Specialized S works CX M4 56cm
    $750
    Boulder
  65. Mukluk Salsa Fat Tire bike / 21” XtraLarge Frame 2012
    $520
    Boulder
  66. Cannondale M400 CAD2 Mountain Bike USA Blue Retro
    $500
    Boulder
  67. 2020 Trek Emonda SLR Project One Carbon 58cm XL Road Bike
    $3,950
    Boulder
  68. Surly moonlander - LG
    $850
    Downtown Boulder
  69. Donnelly C//C Cyclocross / Gravel Bike
    $1,500
    Boulder
  70. Trek Wahoo Kid's 26"
    $300
    Erie
  71. Custom OG Cyclocross Bike - small + spare wheels
    $1,200
    Boulder
  72. Cannondale Synapse Carbon 5 105 54cm
    $950
    Longmont (SW)
  73. CycleOps 300 Pro Trainer
    $575
    N.E. Boulder
  74. Sun Baja Cruiser Fat Tire Bicycle
    $295
    Niwot
  75. Vintage 1991 Specalized Rock Hopper
    $50
    Nederland
  76. SANTANA TEAM Ti-700 Tandem Bicycle
    $4,500
    Boulder
  77. Giant OCR 1 3x 10 Spd Alloy Road Bike 56cm Shimano 105 Mavic Wheelset
    $350
    BOULDER
  78. Blue Fort Single Speed Freewheel Town Bike MED Campus City Cruiser
    $200
    Boulder
  79. REI Novara Buzz Hyrid Bike - Small
    $80
    Boulder
  80. Propella e-bike
    $500
    Boulder County
  81. Azuki Gran Sport 12
    $90
    Louisville
  82. Specialized Sirrus Sport Road Bike
    $240
    North Boulder
  83. Leader LD-720 TT Road bike
    $400
    Boulder
  84. Trek 620
    $300
    Louisville
  85. Dura Ace-2005 Specialized Dolce Comp
    $500
    South Boulder
  86. Novara Buzz single speed
    $100
    Boulder
  87. Eddy Merckx SLX Frame w/ 32mm Tire Clearance 56cm
    $700
  88. Specialized Hardrock Mountain Bike
    $275
    South Boulder
  89. 26" Electra Hawaii Bike
    $80
    Boulder
  90. Gazelle C8 HMB Hybrid Cruiser E-Bike
    $1,600
    Lafayette
  91. Velo Orange PassHunter Steel Bike, 58cm, Shimano 105 11 Speed Mechanic
    $1,750
    Lafayette
  92. TREK 2007 Ladies Trek 1500 size XS
    $195
    Lafayette
  93. Kids Big Wheel Drift Trikes
    $100
    Boulder
  94. Ritchey Swiss Cross 50th
    $1,200
    Boulder
  95. Road Bike Trade for Cargo Bike.
    $1
    Longmont
  96. Burley Kazoo Trailercycle
    $100
    LOUISVILLE
  97. Schwinn Cruiser
    $240
    Nederland
  98. TREK 5200 56cm
    $280
    Estes Park
  99. Bianchi SL Lite Alloy Reparto Corse 59cm
    $850
    Berthoud
  100. Old School Raleigh Technium Peak
    $175
    Erie
  101. Women's Kona Dew 8 speed!
    $350
    Boulder
  102. Brew bikes mini 20” racing bmx
    $450
    Nobo
  103. Calfee Tetra Pro - Dura Ace
    $1,200
    Boulder
  104. Santana Fusion Tandem perfect for gravel
    $1,500
    Boulder
  105. SCHWINN BALANCE BIKE
    $75
    BOULDER
  106. Cargo Bike - 2016 Yuba Mundo Classic
    $550
    Boulder
  107. 16 inch Cleary Hedge Hog kids bike
    $220
    Boulder
  108. KHS Flite 100
    $200
    Boulder
  109. Cervelo R3 Ultegra Di2 Road Bike 48cm 2017
    $1,500
    Boulder
  110. Spot Acme commuter bike
    $1,050
    South Boulder
  111. Free Agent Eluder 29 BMX - Like New!!!
    $500
    Louisville
  112. Canondale woman's bike
    $500
    boulder
  113. WOODEN BALANCE BIKE
    $45
    BOULDER
  114. HUFFY BIKE
    $45
    BOULDER
  115. ROCKET BIKE
    $50
    BOULDER
  116. Cervelo R3 Ultegra 8000
    $1,750
    Boulder
  117. $399OBO Kona COCO bike XS LIKE NEW $399 OBO
    $399
    Boulder
  118. Raleigh Rowdy 20 Like new!
    $150
  119. Fuji Thrill Mt. Bike 17"
    $70
    Boulder, Co
  120. Felt F15X (57cm) (Gravel/CX Bike)
    $750
    Boulder, CO
  121. Cervelo R3 XL Sram Red
    $900
    Whittier
  122. Vintage Giant Rincon. Limited free delivery.
    $89
    Greeley
  123. Specialized Roubaix Road Bike
    $475
    Niwot
  124. 20” girls bmx bike
    $60
    Lafayette
  125. Trek Madone 3.1 WSD Carbon Road Bike
    $625
    Erie
  126. Artistic Boulevard cruiser with wood
    $150
    east Boulder county
  127. LiteSpeed Vortex
    $900
    Boulder
  128. Diamondback Haanjo Trail Gravel Bike 56cm
    $1,600
    Lafayette
  129. Cervelo P Series TT Bike
    $11,000
    Boulder
  130. Diamondback XS Cyclocross Price Reduced
    $150
    Boulder
  131. Salsa fargo-xs
    $2,800
    Longmont
  132. Bicycle Quintana ROO
    $125
    Nederland
  133. Specialized Tarmac SL6 Pro, Size 44, Shimano Ultegra Di2
    $2,800
    Boulder
  134. Cervelo P Series 54cm Time Trial Bike
    $4,500
    Boulder
  135. Ibis Hakka MX 2X Di2 + Power
    $3,250
    Lafayette
  136. 2012 formula bmx cruiser
    $200
    Longmont
  137. LIKE NEW - Motobecane Super Mirage SL
    $399
    Boulder
  138. Vintage 1973 Schwinn Girls Varsity
    $200
    LONGMONT
  139. 12” Raleigh Kids Bike - Purple
    $40
    Boulder
  140. Strider Bike - Orange
    $30
    Boulder
  141. Bridgestone Transit Folding Bike
    $90
    Longmont, CO
  142. Bianchi Vigorelli
    $780
    Longmont
  143. Centurion Ironman Expert Dave Scott Vintage (1987)
    $250
    Fort collins
  144. RANS Rocket recumbent bicycle
    $225
    Erie
  145. Cervelo R3 Disc Ultegra 56 CM
    $2,500
    Louisville
  146. 43cm Trek Pilot 2.1
    $50
    Boulder
  147. Kids 12" and 16" bike bikes
    $30
    Boulder
  148. 1983 Specialized Stumpjumper
    $750
    Boulder
  149. Cervelo Caledonia frame, fork, stem, bars, seatpost and BB
    $1,200
    Boulder
  150. 2009 Redline MX-20 Retro Reissue BMX
    $200
    Boulder
  151. Womens Trek Pilot carbon road bike
    $450
    Boulder
  152. Lectric XP 1.0 E-Bike
    $400
    East Boulder
  153. Benno Boost Performance Sport E-Bike
    $3,800
    Boulder
  154. Trek Madone Carbon 58cm Excellent Condition!!
    $1,250
    Boulder
  155. Classic Miyata 1000 Touring bike for sale
    $295
    Boulder
  156. Haro PreWheelz 12” Balance Bike
    $40
    Longmont
  157. Raleigh international steel road bike
    $400
    Boulder
  158. Street Strider 7i elliptical cycle
    $600
    Boulder
  159. Bachetta Corsa Recumbent Bicycle, clean, good condition
    $600
    Longmont
  160. Fuji Sports Series Touring Road Bike
    $299
    BOULDER
  161. Vintage Trek Series 600 Road Bike
    $400
    South Boulder
  162. Women's Schwinn 700c Mifflin Bike
    $180
    South Boulder
  163. Schwinn Sports Tourer
    $425
    Lafayette
  164. 1970s Schwinn Paramount
    $1,400
    Lafayette
  165. State Bicycle Fixed Gear Bike
    $225
    Longmont
  166. Trek 7000 Hardtail Mountain Bike
    $275
    Longmont
  167. Specialized Langster Track Bike, 58cm
    $1,500
    Longmont
  168. New Soma Buena Vista Mixte, 54cm, 8sp Internal Hub
    $2,495
    Boulder
  169. Fuji Ace Kids Road Bike
    $75
    Lyons
  170. GREAT SPRING RIDE Specialized RUBY COMP Road Bike
    $900
    Boulder