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Bicycles for sale in Boulder, CO

  1. Scott CR1 Comp Carbon 60cm XL Road Bike
    $495
    Boulder
  2. "S" Ladies Gravel Road LIV AVAIL 3 for 5'2-5'7 Heights! TUNED UP!
    $250
    Metro Denver
  3. Condor Italia Road Bike w/Campagnolo Group+Wheelset 55cm frame
    $500
  4. 49cm Bianchi Eros Italy Gravel City Road Commuter for 5'0-5'4 Heights!
    $180
    Metro Denver
  5. SMALL Road Bike Specialized Allez Vita 48cm for 4'11-5'3 Tall TUNED UP
    $200
    Metro Denver
  6. 45cm Giant TCR Triathlon Bike Carbon Fiber Shimano Dura-Ace ~TUNED UP!
    $360
    Metro Denver
  7. Nishiki International 10 Speed Road Bike
    $150
  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. Quintana Roo TT Triathlon Race Bike - 55 cm
    $500
    SW Longmont
  11. Univega Via Carisma Hybrid / Comfort Bike Excellent Condition Tuned
    $260
    Louisville
  12. Miyata Hybrid Bicycle
    $225
    Boulder
  13. Trek FX 7.1 Fast Hybrid
    $250
    Boulder
  14. Trek Multitrack 7100 Womens Hybrid 15in Small 700x35c 3x7
    $200
    Louisville
  15. Trek 7.2 FX Hybrid Aluminum Frame Mountain Bike
    $450
    South Boulder
  16. All City Nature Boy
    $925
    Longmont
  17. Women’s Specialized Dolce
    $225
    Longmont
  18. TREK 1000 SL Road Bike Excellent Condition Fully Serviced
    $480
    Louisville
  19. Vintage Italian Olmo Competition 54cm Bicycle - Campagnolo - Columbus
    $1,890
    Longmont
  20. Specialized Roubaix Bike
    $1,900
    Arvada
  21. Trek Emonda ALR 58cm XL Road Bike
    $1,950
    Boulder
  22. Dean titanium road bike
    $1,800
    N Boulder
  23. SMALL Road Bike Specialized Allez Vita 46cm for 4'9-5'1 Tall COLUMBUS!
    $200
    Metro Denver
  24. DiamondBack Edgewood Hybrid / Comfort Bike Excellent Condition Tuned
    $280
    Louisville
  25. Giant Propel - M/L - Aero Road Bike
    $1,200
    Longmont
  26. Giant TCR Advanced Pro 1 - Race Bike - Brand new Red Group
    $1,300
  27. Australian "Malvern Star Sprint 1.0" - 700c Road wheels/tires
    $150
    Longmont
  28. Raleigh USA 300 14 Speed Road Bike
    $175
  29. 2023 Quintana Roo SRFive Aero Road Bike XL
    $2,690
    Boulder
  30. Canyon Grail Carbon CF SL Medium 105
    $1,400
    Longmont
  31. 57cm Italian Pogliaghi bike racing frame
    $500
    Louisville
  32. 2023 Specialized Diverge Sport Carbon
    $2,400
    Boulder
  33. Specialized Aethos Expert / SWorks (56 cm)
    $5,400
    Superior
  34. "Chic" by Colnago Bicycles
    $1,000
    Boulder
  35. Airborne Blackbird
    $900
    Boulder
  36. Raleigh Cadent FT1
    $210
    Erie
  37. Bike Project - Janic Custom Steel Frame by Steve Dorris
    $200
    Longmont
  38. ***Priority Brilliant L Train***
    $500
    Longmont
  39. Schwinn Crossfit 18 Speed Hybrid
    $125
  40. Vintage Cannondale R300
    $125
  41. Specialized Crux (54 cm)
    $980
  42. 2024 Quintana Roo V-PR 54cm Medium TT Triathlon Time Trial Bike
    $6,490
    Boulder
  43. Raleigh C40 24 Speed Front Suspension Hybri
    $175
  44. Raleigh C500 Hybrid bike 3x8 700x35c 59cm
    $275
  45. Cervelo R3 Carbon Disc Road Bike 51cm Small
    $2,995
    Boulder
  46. Vintage Schwinn Continental Road Bike
    $100
    SW Longmont
  47. Giant OCR3 Medium Aluminum Carbon Fiber Road Bike Blue Ready2Ride!
    $240
    Gunbarrel
  48. Factor Vista Carbon Road / Gravel Bike 58cm XL
    $3,995
    Boulder
  49. Diamondback Vital 2 Woman's Hybrid / Comfort Bike Like New Just Tuned
    $280
    Louisville
  50. 2017 Trek Emonda ALR4 54cm Road Bike
    $350
    Arvada
  51. Public R18 Road Bike Dura Ace
    $175
    Boulder
  52. Public Bicycles V1 single speed
    $225
    Longmont
  53. Fuji Finest 2.0 Women’s Road Bike XS tuned ready 2 ride
    $160
  54. Nishiki Sport Hybrid Small
    $100
    Boulder
  55. Niner BSB RDO Cross Gravel Bike 47cm XS XXS
    $1,290
    Boulder
  56. Raleigh Alysa 1 Woman's Hybrid / Gravel Bike Excellent Condition Tuned
    $280
    Louisville
  57. 2009 Jamis Sonik track bike, 51cm
    $500
    Longmont
  58. Quintana Roo PRSix Carbon TT Triathlon Bike Small 52cm
    $1,980
    Boulder
  59. 2024 Cervelo P-Series Ultegra Di2, 58cm
    $6,300
    Boulder
  60. Blue 90's Miyata
    $300
    Boulder
  61. 2012 Trek Madone 3.1
    $1,000
    Longmont
  62. TREK Conduit+ e-Bike
    $550
    Longmont
  63. 2024 Juliana Quincy Carbon Women's Gravel Bike XS 49cm
    $4,750
    Boulder
  64. Specialized Road Bike + Trainer + Accessories
    $475
    Aurora
  65. 59cm 1997 Serotta Custom Ti - Dura Ace Spec Titanium Road Bike
    $600
    Erie
  66. FLX E-Bike Large frame
    $850
    Boulder
  67. TREK 2100 ROAD BIKE
    $120
    Boulder
  68. TREK Speed Concept 9.9 Di2
    $3,900
    North Boulder
  69. Trek Verve+ 2 stepthru ebike with low miles
    $1,450
    Louisville
  70. 2009 S-Works Tarmac Carbon Road Bike 54cm Medium
    $1,190
    Boulder
  71. REI CTY 2.1 Bike (hydraulic disc brakes)
    $700
    Boulder
  72. Specialized S works CX M4 56cm
    $750
    Boulder
  73. 2020 Trek Emonda SLR Project One Carbon 58cm XL Road Bike
    $3,950
    Boulder
  74. 2013 Specialized Crux S-Works 56cm + Extra Wheelset
    $1,450
    Boulder
  75. Specialized Diverge Elite DSW (54cm)
    $650
    Longmont
  76. Cannondale Althea women's bike, size S
    $275
    Boulder
  77. Specialized Ariel women's bike, size S
    $250
    Boulder
  78. Specialized Sirrus Sport bike, size M
    $575
    Boulder
  79. Custom OG Cyclocross Bike - small + spare wheels
    $1,200
    Boulder
  80. Cannondale Synapse Carbon 5 105 54cm
    $950
    Longmont (SW)
  81. State Black Label v3
    $700
    Louisville
  82. Cannondale SuperSix EVO HiMod Disc 56cm
    $1,950
  83. Giant OCR 1 3x 10 Spd Alloy Road Bike 56cm Shimano 105 Mavic Wheelset
    $350
    BOULDER
  84. Blue Fort Single Speed Freewheel Town Bike MED Campus City Cruiser
    $200
    Boulder
  85. Colnago V1-R
    $4,750
    S Boulder
  86. GIANT Defy
    $300
    Erie
  87. Cervelo R3 Mud 58cm RARE!
    $2,900
    S Boulder
  88. Propella e-bike
    $500
    Boulder County
  89. 56cm Fuji Carbon road bike
    $1,200
    Louisville
  90. Scott Plasma Triathlon Bike
    $600
    Nederland
  91. 51 cm Cervelo Aspero GRX RX815 Di2
    $4,800
    Nederland
  92. Leader LD-720 TT Road bike
    $400
    Boulder
  93. 54cm road bike: Raleigh super lite 6061
    $300
    Boulder
  94. Arriva Santana Tandem
    $300
    Boulder
  95. Trek 620
    $300
    Louisville
  96. Dura Ace-2005 Specialized Dolce Comp
    $500
    South Boulder
  97. Bulls E-bike. Bosch 28mph
    $2,400
    Longmont
  98. Novara Buzz single speed
    $100
    Boulder
  99. Eddy Merckx SLX Frame w/ 32mm Tire Clearance 56cm
    $700
  100. Kuota Kaliper Triathlon and 404 Zipp Wheels Bike 2010-2012
    $1,450
    Boulder
  101. Zipp 404 Wheelset
    $750
    Boulder
  102. 2023 Cervelo Aspero Gravel
    $2,500
    Boulder
  103. Gazelle C8 HMB Hybrid Cruiser E-Bike
    $1,600
    Lafayette
  104. Velo Orange PassHunter Steel Bike, 58cm, Shimano 105 11 Speed Mechanic
    $1,750
    Lafayette
  105. Ritchey Swiss Cross 50th
    $1,200
    Boulder
  106. ***MOSAIC GT-2 TITANIUM GRAVEL BIKE***
    $5,999
  107. Road Bike Trade for Cargo Bike.
    $1
    Longmont
  108. TREK 5200 56cm
    $280
    Estes Park
  109. Bianchi SL Lite Alloy Reparto Corse 59cm
    $850
    Berthoud
  110. Calfee Tetra Pro - Dura Ace
    $1,200
    Boulder
  111. Trek Neko+ E-bike
    $800
    Erie
  112. Trek Multitrack 7200 Aluminum Frame Mountain Bike
    $250
    South Boulder
  113. Cannondale SR400 Early 90’s 58CC
    $360
    Lafayette
  114. R18 Drop Bar Road Bike (20% Off!)
    $800
    Broomfield
  115. Carbon Felt road bike medium womens
    $800
    Boulder
  116. KHS Flite 100
    $200
    Boulder
  117. Pinarello Paris
    $1,100
    Boulder
  118. Fuji CCR-1 carbon road bike
    $500
    Boulder/Gunbarrel
  119. Litespeed Firenze
    $1,000
    Boulder/Gunbarrel
  120. Cervelo R3 Ultegra Di2 Road Bike 48cm 2017
    $1,500
    Boulder
  121. 2022 Trek checkpoint SL7 in Excellent condition
    $2,900
  122. Spot Acme commuter bike
    $1,050
    South Boulder
  123. Devinci Newton with integrated lights L
    $550
    Gunbarrel
  124. Like New - Kona Dew Plus Hybrid Bike - Price Reduced Again!
    $350
    Longmont
  125. Cervelo R3 Ultegra 8000
    $1,750
    Boulder
  126. STS GRVL KLR gravel bike
    $2,100
    Berthoud
  127. 55cm Olmo bicycle frame- great lugs
    $100
    Boulder
  128. Pinarello road bicycle frame with carbonfork 54cm
    $100
    Boulder
  129. Trek 2100ZR 54cm
    $500
    Boulder
  130. Felt F15X (57cm) (Gravel/CX Bike)
    $750
    Boulder, CO
  131. Cervelo R3 XL Sram Red
    $900
    Whittier
  132. Gravel / Cyclocross Bike - Salsa Chili Con Crosso - Size Large - Good
    $600
    Louisville
  133. Road Bike - 2010 Cannondale CAAD9 - Size Large - Lots of Upgrades
    $899
    Louisville
  134. 1981 Peugeot Competition PKN10. large 531 Reynolds frame
    $313
    Greeley
  135. 2012 Trek Madone 3.1
    $1,200
    Longmont
  136. Litespeed Vela Road Bike - Very light!
    $400
    Longmont
  137. Trek Madone 3.1 WSD Carbon Road Bike
    $625
    Erie
  138. LiteSpeed Vortex
    $900
    Boulder
  139. Diamondback Haanjo Trail Gravel Bike 56cm
    $1,600
    Lafayette
  140. Cervelo P Series TT Bike
    $11,000
    Boulder
  141. Specialized Tarmac SL6 Pro, Size 44, Shimano Ultegra Di2
    $2,800
    Boulder
  142. Cervelo P Series 54cm Time Trial Bike
    $4,500
    Boulder
  143. Ibis Hakka MX 2X Di2 + Power
    $3,250
    Lafayette
  144. Univega Modo Vivere. 50". Campy and Columbus.
    $275
    Greeley
  145. Raleigh Rush Hour fixie. 22"
    $169
    Greeley
  146. Trek Emonda - 2023 LIKE NEW
    $2,500
    Fort Collins
  147. Fuji D6 Time Trial Bike
    $1,500
    Longmont
  148. 1991 Trek 1420. Limited free delivery.
    $295
    Greeley
  149. Raleigh Tourist for a TALL rider!
    $200
    OBO, Longmont
  150. Custom Lynskey GR300 59cm
    $2,499
  151. 2014 Raleigh route 4.0
    $150
    Longmont
  152. Schwinn Trailway Hybrid Bike
    $50
    Boulder
  153. Cannondale Caadx
    $300
  154. vintage litespeed catalyst
    $900
    Gunbarrel
  155. 2020 Tarmac SL6 Disc Sport 58cm Upgraded
    $2,500
    Boulder
  156. TREK 1000C Road Bike Excellent Condition
    $480
    Louisville
  157. Bianchi Vigorelli
    $780
    Longmont
  158. Lightspeed Titanium Roadbike
    $1,450
    Boulder
  159. Moots Psychlo X RSL - 3 sets of wheels
    $4,800
  160. Centurion Dave Scott Ironman Expert Vintage Bicycle
    $500
    South Boulder
  161. Centurion Ironman Expert Dave Scott Vintage (1987)
    $250
    Fort collins
  162. Large FELT TT B16 - Ultegra 56cm
    $500
  163. 2 60cm Cannondale SuperSix EVO high mod carbon Frame UCI Road Rim brak
    $240
  164. 17.5lb Carbon racing climbing road bike
    $600
    Lafayette
  165. Cannondale Bad Boy
    $200
    Berthoud
  166. Cannondale Cyclecross Ultra
    $250
    Berthoud
  167. Cervelo R3 Disc Ultegra 56 CM
    $2,500
    Louisville
  168. Urban Hyper Bike
    $20
    Lafayette
  169. 🚴‍♂️ FOR SALE: Canyon Endurace CF SL Disc 8.0 Road Bike
    $2,500
    Boulder
  170. Trek Women's road bike PRICE SLASHED!
    $1,095
  171. Bianchi Vigorelli Bicycle Frame and Fork
    $275
    South Boulder
  172. Men’s and women’s 21 speed
    $280
  173. Giant Steel Rd Bike 48 CM Mid 1980’s
    $140
    Lafayette
  174. Sklar Super Something
    $0
  175. Cervelo Caledonia frame, fork, stem, bars, seatpost and BB
    $1,200
    Boulder
  176. Serotta Meivici SE
    $1,950
    Boulder
  177. Argon 18 Radon Road Bike Medium
    $700
  178. Corsa R-Fourteen Road Bike Excellent Condition
    $300
    Louisville
  179. Titanium Butted Lemond Victoire
    $1,100
  180. Specialized Globe Sport Hybrid Bike
    $250
    South Boulder
  181. Trek Madone Carbon 58cm Excellent Condition!!
    $1,250
    Boulder
  182. Classic Miyata 1000 Touring bike for sale
    $295
    Boulder
  183. 2019 Trek Emonda ALR 5 58cm
    $2,100
    Boulder
  184. Raleigh One Way Commuter
    $450
    BOULDER
  185. Raleigh international steel road bike
    $400
    Boulder
  186. Fuji Sports Series Touring Road Bike
    $299
    BOULDER
  187. Specialized S-Works Roubaix 58cm - Shimano Dura-Ace Di2 2020
    $4,700
    Louisville
  188. Vintage Trek Series 600 Road Bike
    $400
    South Boulder
  189. Women's Schwinn 700c Mifflin Bike
    $180
    South Boulder
  190. 1970s Schwinn Paramount
    $1,400
    Lafayette
  191. Giant Cypress DX Hybrid/Upright Step-Through Bike
    $300
    Longmont
  192. Trek 7300 Hybrid/Upright Step-Through Bike
    $300
    Longmont
  193. Vintage Miele Road Bike
    $200
    Boulder
  194. Specialized Langster Track Bike, 58cm
    $1,500
    Longmont
  195. Cannondale Supersix Evo Hi-Mod Dura-Ace Di2, Size 48
    $3,500
  196. Schwinn Super Sport GL Road Bike Aluminum Frame
    $500
    South Boulder
  197. Giant Steel Hybrid / 17 inch
    $80
    Lafayette
  198. GREAT SPRING RIDE Specialized RUBY COMP Road Bike
    $900
    Boulder