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craigslist

Bicycles For Sale in Boulder, CO

  1. see also

    electric bikes

    kids bikes

    mountain bikes

    road bikes

  2. CO-OP 1.1 DRT Mountain Bike For Sale!
    $400
    Boulder
  3. Miyata 21 Speed Hybrid
    $125
  4. Marin San Rafael City Series 24 Speed Hybrid
    $150
  5. GIANT Boulder SE Hardtail Mountain Bike Excellent Condition Just Tuned
    $260
    Louisville
  6. TREK Navigator 400 Step Through Hybrid / Comfort Bike Like New Tuned
    $340
    Louisville
  7. HARO V-Series V1 Hardtail Mountain Bike Excellent Condition Just Tuned
    $280
    Louisville
  8. GIANT MTX 225 Kids Mountain Bike Excellent Condition Ready to Ride
    $240
    Louisville
  9. Trek Discovery Channel Road Bike - Small Mint Condition
    $360
    North Boulder
  10. Diamondback Vital 2 Woman's Hybrid / Comfort Bike Like New Just Tuned
    $280
    Louisville
  11. K2 Cheyenne Hardtail Mountain Bike Excellent Condition Fully Serviced
    $280
    Louisville
  12. TREK Superfly 240 Disc Hardtail Mountain Bike Excellent Cond. Tuned
    $460
    Louisville
  13. TREK Navigator 200 Hybrid / Comfort Bike Great Condition Just Tuned
    $260
    Louisville
  14. Giant Roam 2 E-bike Electric Bicycle w/ Bafang Mid Drive Motor
    $1,500
    South Boulder
  15. Giant Liv Alight 3 Hybrid Commuter Comfort Bicycle
    $200
    South Boulder
  16. Specialized Crossroads Hybrid Bicycle Aluminum Frame
    $300
    South Boulder
  17. GT Agressor Mountain Bicycle XXL Aluminum Frame
    $200
    South Boulder
  18. Gary Fisher Tassajara GS Mountain Bike
    $250
    South Boulder
  19. Specialized Expedition Sport Mountain Bike
    $200
    South Boulder
  20. Gary Fisher Kaitai Aluminum Frame Front Suspension Mountain Bike
    $250
    South Boulder
  21. Cannondale Competition Series 3.0 SM900 Aluminum Frame Mountain Bike
    $400
    South Boulder
  22. Gary Fisher Joshua X1 Full Suspension Mountain Bike
    $300
    South Boulder
  23. Giant Boulder Mountain Bike
    $180
    South Boulder
  24. Jamis Citizen 2 Comfort Bicycle
    $250
    South Boulder
  25. Trek Fuel 90 Full Suspension Mountain Bike 🚲
    $350
    South Boulder
  26. Kona NuNu Mountain Bike
    $200
    South Boulder
  27. Gary Fisher Utopia Hybrid Urban Commuter Bike 🚴‍♂️
    $200
    South Boulder
  28. Cannondale F600 Comp Mountain Bicycle
    $250
    South Boulder
  29. Gary Fisher Cake 3 DLX Bicycle Full Suspension Hydraulic Disc Brakes
    $450
    South Boulder
  30. Trek 6500 Aluminum Frame Mountain Bicycle - Blue
    $200
    South Boulder
  31. Trek 6500 Aluminum Frame Mountain Bike - Orange
    $200
    South Boulder
  32. GT Aggressor 2.0 Aluminum Frame Mountain Bike
    $200
    South Boulder
  33. Kona Hoss Aluminum Frame Mountain Bike
    $250
    South Boulder
  34. Specialized Hardrock Punk Mountain Bike
    $200
    South Boulder
  35. Kona Cinder Cone Suspension Mountain Bicycle
    $250
    South Boulder
  36. Schwinn Super Sport GL Road Bike Aluminum Frame
    $250
    South Boulder
  37. Classic Schwinn s [ 9 five] .3 Aluminum Mountain Bike
    $175
    South Boulder
  38. Schwinn Mesa GS Aluminum Frame Suspension Mountain Bike bicycles
    $200
    South Boulder
  39. Felt FA SL Superlight Aluminum Road Bicycle
    $700
    South Boulder
  40. Specialized Roll Sport Comfort Hybrid Bike
    $250
    South Boulder
  41. Castellano Fango Softail Aluminum Frame Mountain Bicycle
    $380
    South Boulder
  42. Schwinn Mesa GSX Aluminum Mountain Bike Front Suspension
    $250
    South Boulder
  43. Cannondale F300 Front Suspension Mountain Bike
    $275
    South Boulder
  44. Motobecane Elite Adventure 28" Gravel Hybrid Bike
    $200
    South Boulder
  45. Gary Fisher Napa Mointain Bike
    $250
    South Boulder
  46. Trek 3900 WSD Mountain Bicycle
    $200
    South Boulder
  47. Pinarello kids road 24
    $250
    Boulder
  48. Schwinn Ranger 26” Mountain Bike - $180
    $180
    Boulder
  49. Specialized Myka 26” Mountain Bike - XS - $180
    $180
    Boulder
  50. *Brand New* Wike Special Needs Size Large cle/walking/jogging trailer
    $600
    Firestone
  51. Trek Alpha 4900 Mountain bike 22.5" frame
    $140
    Boulder
  52. Specialized Stumpjumper Expert mountain/Trail bike
    $860
    Boulder
  53. Giant Cypress SX 27 Speed Hybrid
    $150
  54. K2 ZED 1.0 Hardtail Mountain Bike Excellent Condition Fully Serviced
    $300
    Louisville
  55. Mongoose Montana 21 Speed Front Suspension Mountain Bike
    $100
  56. Commencal Supreme DH Mullet Ă–hlins Excellent Condition
    $4,999
    Louisville
  57. TREK Navigator 200 Hybrid / Comfort Bike Like New Cond. Fully Serviced
    $340
    Louisville
  58. FUJI Newest 3.0 Road Bike Excellent Condition Fully Serviced
    $380
    Louisville
  59. JEEP Hardtail Mountain Bike Excellent Condition Ready to Ride
    $200
    Louisville
  60. Townie Bike
    $175
  61. Townie Bike
    $175
  62. TREK 1000C Road Bike Excellent Condition Fully Serviced
    $380
    Louisville
  63. TREK SOHO-S Single Speed Road Bike Excellent Condition
    $200
    Louisville
  64. Trek Mountain Track City Commuter Bike -Professionally Tuned Up
    $200
    Boulder
  65. Trek 820 Hybrid Commuter Bike - Professionally Tuned Up
    $225
    Boulder
  66. Extra Small Trek 8000 Mountain Bike - 26" Wheels- Pro Tuned Up
    $250
    Boulder
  67. Schwinn Moab 24 Speed Mountain Bike- Professionally Tuned Up
    $250
    Boulder
  68. Trek 3500 Mountain Bike
    $250
    North Boulder
  69. Trek 3200 - Excellent Condition
    $250
    Boulder
  70. Kids' Extra Small Specialized Mountain Bikes - 26" Wheels-Tuned Up
    $250
    Boulder
  71. Extra Small Specialized Comp Kids Mountain Bike - 26" Wheels
    $250
    Boulder
  72. Salsa Beargrease 2 Fatbike Small
    $1,600
    Louisville
  73. Fuji 4.0 Absolute Hybrid Bicycle Excellent Condition
    $85
    Broomfield 144th and Sheridan
  74. TREK 4300 Hardtail Mountain Bike Excellent Condition Fully Serviced
    $300
    Louisville
  75. Novara Moxie 24 Kids Hardtail Mountain Bike Excellent Condition Tuned
    $240
    Louisville
  76. Raleigh Venture 3.0 Hybrid / Comfort Bike Excellent Condition Tuned
    $300
    Louisville
  77. Schwinn Sierra 21 Speed Front Suspension Hybrid
    $125
  78. Vintage Trek 1200 12-speed bicycle wheel size 26"
    $100
    Longmont
  79. Diamondback Lustre 1 21 Speed Front Suspension Mountain Bike
    $80
  80. Northwoods Pomona 7 Speed Dual Suspension Hybrid
    $125
  81. GIANT Simple Seven Woman's Cruiser Bike Like New Condition Just Tuned
    $200
    Louisville
  82. TREK Navigator 2.0 Hybrid/Comfort Bike Excellent Condition Just Tuned
    $300
    Louisville
  83. TREK 1000 SL Road Bike Excellent Condition Fully Serviced
    $380
    Louisville
  84. 2026 Cannondale Habit HT 1
    $1,200
    Arvada
  85. Schwinn Le Tour GS race road bike
    $200
    Boulder
  86. FUJI Monterey Hybrid / Comfort Bike Like New Condition Fully Serviced
    $380
    Louisville
  87. SCHWINN Sierra GS Woman's Hybrid / Comfort Bike Excellent Cond. Tuned
    $220
    Louisville
  88. TREK 3500 Hardtail Mountain Bike Excellent Condition Fully Serviced
    $280
    Louisville
  89. TREK Navigator 200 Hybrid/Comfort Bike Excellent Condition Just Tuned
    $300
    Louisville
  90. Giant Revel W1 Disc Woman’s Hardtail Mountain Bike Excellent Tuned
    $380
    Louisville
  91. Trek 4500
    $125
  92. Specialized Stumpjumper FSR Elite
    $650
    Broomfield
  93. Miyata Hybrid Bicycle - Professionally Tuned Up
    $250
    Boulder
  94. Trek FX 7.1 Fast Hybrid - Professionally Tuned Up
    $250
    Boulder
  95. GIANT Cypress Hybrid / Comfort Bike Excellent Condition Fully Serviced
    $340
    Louisville
  96. TREK MT220 Kids Hardtail Mountain Bike Excellent Condition Tuned
    $260
    Louisville
  97. Trek Stache "Bikepacking" 29+
    $900
    Longmont
  98. Specialized Kids Bicycle - Jett 20" 6 gears
    $200
    Superior
  99. Phat Aloha Mahalo Cruiser
    $250
    boulder
  100. Gary Fisher Joshua X1
    $220
    Superior
  101. 2001 Schwinn Homegrown Comp 17"
    $575
    Table Mesa
  102. Custom Paselec GS9 Full-Suspension E-Bike -- Upgraded
    $1,250
    Boulder
  103. 2023 Liv Alight Aluminum Hybrid Bike-Size Medium
    $195
    Louisville
  104. Scott Speedster S30
    $250
    Lafayette
  105. Giant Cypress Hybrid Bike
    $100
    Lafayette
  106. Trek 7700 FX
    $150
    Lafayette
  107. Cannondale super vsl 900
    $50
    Boulder
  108. Women's Specialized Hybrid - Professionally Tuned Up
    $250
    Boulder
  109. GT Speed Series Team Bike
    $1,800
    Lafayette
  110. Specialized Hotrock Hardtail Mountain Bike- Professionally Tuned Up
    $250
    Boulder
  111. Smaller ROAD BIKE Vintage Trek 49cm for 4'11-5'3 ~ ALL TUNED UP!
    $60
    Metro Denver
  112. Rans Cruz recumbent bicycle, medium
    $800
    Longmont
  113. Giant Cypress XL Hybrid Bike
    $160
    Berthoud
  114. Cannondale 2009 Tandem
    $1,000
    Longmont
  115. Trek Gary Fisher edition Advance
    $150
    Longmont
  116. 2023 Trek Fuel Ex 7 Deore (sub 50 miles)
    $2,400
    Boulder
  117. Mobo Cruiser Recumbent Tricycle – Excellent Condition
    $150
    Bohn Farm Neighborhood
  118. Trek Roscoe Kids Bike
    $125
    Boulder
  119. Raleigh Lily 16" bicycle
    $75
    Erie
  120. Kids Cannondale Trail 24
    $450
    Louisville
  121. Ladies Trek Allant
    $400
    Louisville
  122. Felt F65X Cyclocross Bike
    $590
    Superior
  123. COOP DRT 1.2 27.5” Small mountain bike
    $500
    Longmont
  124. Spawn Kotori 24” Kids dirt jumper/ pump track bike
    $800
  125. Vintage Cannondale F500
    $325
    Boulder
  126. KHS 1000 Fat Tire Bicycle
    $375
  127. Banshee Spitfire
    $1,250
    Boulder
  128. Titus Motolite
    $475
    Boulder
  129. Isla Beinn 20" bike
    $250
    SW Boulder
  130. 2000 Specialized Stump Jumper M2
    $250
    Boulder
  131. Trek Navigator 200- large, comfortable hybrid/upright/aluminum
    $125
    Mapleton Hill
  132. 2016 Dartmoor 26Player 26"
    $875
    Boulder
  133. Gravity Single-Speed Fixie Track Bike
    $300
    Longmont
  134. PIM EBike refurbished
    $550
    boulder
  135. Cannondale Hybrid
    $180
    Gunbarrel
  136. Kids Single Speed Cannondale
    $50
  137. “Sole” Single Speed Bike
    $100
    Longmont
  138. 2021 Giant Stance
    $950
    Gunbarrel
  139. Specialized rockhopper
    $75
  140. Ghost standard cross 4.8
    $200
  141. Young Adult Bike: Giant Revel, Small
    $200
    Superior
  142. Santa Cruz Jackal DJ Dirt Jumper
    $1,750
    Louisville
  143. Road bike Schwinn fastback
    $200
    Boulder
  144. Ebike - Novara buzz bike
    $300
    longmont
  145. Cube Cargo Sport Hybrid 500 Electric Cargo Bike
    $4,500
    Louisville
  146. 2018 Breezer Downtown - Large
    $150
    Boulder
  147. 2021 Specialized Diverge Comp GRX (new)
    $2,250
    Boulder, CO
  148. Giant XTC Child's Bike
    $150
    Superior
  149. Child's Bike: Liv Enchant, 21spd
    $250
    Superior
  150. Diamondback Response XL
    $80
    Boulder
  151. Kids' Extra Small Trek Mountain Bikes -26" Wheels - Pro Tuned Up
    $250
    Boulder
  152. Novara Strada Road Bike
    $350
    Boulder
  153. BlackHeart Gravel AL – Size 50 – AXS + Carbon Wheels + Power Meter
    $3,500
  154. Trek Wasabi Cruiser
    $50
  155. Small Specialized Mountain Bike
    $250
  156. Trek Hybrid 7.3 FX WSD
    $120
    Boulder