21 Rennie Avenue ↔ St Mary's Bridge

Operated by Plymouth Citybus. First bus 04:42, last bus 23:45. 278 journeys on weekdays.

The 21 is confirmed in the national fare cap — single fares cost at most £3 until 31 Dec 2026, then £2 from 1 January 2027. Source: GOV.UK. Details →

Timetable

Times are shown at the route's main timing stops — buses serve all stops in between. For times at your exact stop, open the stop's own page.

21 towards St Mary's Bridge — Monday to Friday (147 journeys)
Rennie Avenue (SW-bound) ··05:2205:2205:3705:4505:5506:0506:2506:3206:3506:42·06:55·07:0207:1507:2207:4007:4208:0008:02··08:2008:2208:2808:2808:4008:4208:5808:5809:0009:0209:2009:2209:2809:2809:4009:4209:5809:5810:0010:0210:2010:2210:2810:2810:4010:4210:5810:5811:0011:0211:2011:2211:2811:2811:4011:4211:5811:5812:0012:0212:2012:2212:2812:2812:4012:4212:5812:5813:0013:0213:2013:2213:2813:2813:4013:4213:5813:5814:0014:0214:2014:2214:2814:2814:4014:4214:5814:5815:0015:0215:2015:2215:2815:2815:4215:4415:5815:5816:1216:1416:2816:2816:3216:3616:5216:5617:1617:2217:3217:3217:3517:4017:4217:5218:0218:1018:1718:3018:3218:3218:3218:3719:2119:2219:3219:3519:3519:3720:0020:02·20:3220:3720:4520:4521:3221:3721:4521:4522:3222:4522:4523:45
Poole Park Road (SE-bound) ··05:2705:2705:4205:5006:0006:1006:3006:3706:4006:47·07:00·07:0707:2007:2707:4507:4708:0508:07··08:2508:2708:3108:3108:4508:4709:0109:0109:0509:0709:2509:2709:3109:3109:4509:4710:0110:0110:0510:0710:2510:2710:3110:3110:4510:4711:0111:0111:0511:0711:2511:2711:3111:3111:4511:4712:0112:0112:0512:0712:2512:2712:3112:3112:4512:4713:0113:0113:0513:0713:2513:2713:3113:3113:4513:4714:0114:0114:0514:0714:2514:2714:3114:3114:4514:4715:0115:0115:0515:0715:2515:2715:3115:3115:4715:4916:0116:0116:1716:1916:3116:3116:3716:4116:5717:0117:2117:2717:3517:3517:4017:4517:4517:5718:0718:1518:2118:3518:3718:3518:3518:4219:2619:2719:3519:4019:4019:4020:0520:07·20:3520:4020:5020:5021:3521:4021:5021:5022:3522:5022:5023:50
St Budeaux Square 3 (Stop 3) 04:4204:4205:3605:3605:4905:5706:0706:1706:3906:4606:4906:56·07:09·07:1607:2907:3607:5407:5608:1408:16··08:3408:3608:3808:3808:5408:5609:0809:0809:1409:1609:3409:3609:3809:3809:5409:5610:0810:0810:1410:1610:3410:3610:3810:3810:5410:5611:0811:0811:1411:1611:3411:3611:3811:3811:5411:5612:0812:0812:1412:1612:3412:3612:3812:3812:5412:5613:0813:0813:1413:1613:3413:3613:3813:3813:5413:5614:0814:0814:1414:1614:3514:3614:3814:3814:5514:5615:0815:0815:1415:1815:3415:3815:3815:3815:5816:0016:0816:0816:2816:2816:3816:3816:4816:5017:0817:1317:3317:3617:4117:4117:4717:5417:5018:0618:1418:2418:2718:4418:4618:4118:4118:4919:3319:3419:4119:4919:4919:4620:0920:10·20:4120:4620:5620:5621:4121:4621:5621:5622:4022:5622:5623:54
Torpoint Ferry (N-bound) 04:5204:52·················································································································································
Granby Way (S-bound) 04:5404:5405:4805:4806:0006:0806:1806:2806:5106:5807:0107:08·07:21·07:2807:4107:4808:0608:0808:2608:28··08:4608:4808:5008:5009:0609:0809:2009:2009:2609:2809:4609:4809:5009:5010:0610:0810:2010:2010:2610:2810:4610:4810:5010:5011:0611:0811:2011:2011:2611:2811:4611:4811:5011:5012:0612:0812:2012:2012:2612:2812:4612:4812:5012:5013:0613:0813:2013:2013:2613:2813:4613:4813:5013:5014:0614:0814:2014:2014:2614:2814:4714:4814:5014:5015:0715:0815:2015:2015:3315:3315:5115:5315:5015:5016:1316:1716:2016:2016:4316:4516:5016:5017:0317:0717:2317:2817:4817:4817:5217:52·18:06·18:18·18:36·18:5618:5818:5218:52···19:5220:0120:0119:57···20:5220:5721:0721:0721:5221:5722:0722:07·23:0723:07·
Royal Parade (Stop A22) 05:15··06:00·06:20·06:4007:10·07:20··07:4007:00·08:00·08:25·08:45··08:0509:05··09:0509:25·09:35·09:45·10:05··10:0510:25··10:3510:45·11:05·11:05·11:25·11:35·11:45·12:05··12:0512:25··12:3512:45·13:05··13:0513:25··13:3513:45·14:05··14:0514:25·14:35·14:45·15:05·15:05·15:25·15:35·15:55·16:10··16:05·16:40·16:35·17:05·17:05·17:25·17:4518:00··18:05·18:18···18:55·19:15·19:05····20:0520:15·····21:05·21:20·22:05··22:20·23:20··
Royal Parade (Stop A23) ·05:1006:00·06:17·06:35··07:15·07:2506:55··07:45·08:05·08:25·08:4508:05··09:0509:05··09:25·09:35·09:45·10:0510:05··10:2510:35··10:45·11:05·11:05·11:25·11:35·11:45·12:0512:05··12:2512:35··12:45·13:0513:05··13:2513:35··13:45·14:0514:05··14:25·14:35·14:45·15:05·15:05·15:25·15:35·15:50·16:1016:05·16:30·16:35·17:00·17:05·17:20·17:40··18:0518:05····18:35····19:15·19:05·····20:1020:10··20:15·21:10·21:20·22:1022:20···23:20·
Marsh Mills Crabtree (N-bound) 05:2605:2106:1106:1106:3006:3306:4806:5307:2307:2807:3307:3807:0807:5307:1307:5808:1308:1808:3808:3808:5808:5808:1808:1809:1809:1809:1809:1809:3809:3809:4809:4809:5809:5810:1810:1810:1810:1810:3810:3810:4810:4810:5810:5811:1811:1811:1811:1811:3811:3811:4811:4811:5811:5812:1812:1812:1812:1812:3812:3812:4812:4812:5812:5813:1813:1813:1813:1813:3813:3813:4813:4813:5813:5814:1814:1814:1814:1814:3814:3814:4814:4814:5814:5815:1915:1815:1815:1815:3915:3815:4815:4816:0916:0516:2416:2516:1816:1816:4516:5416:4816:4817:1517:1917:1817:1817:3517:3917:5517:59·18:1818:1818:18···18:48·19:08·19:2819:2819:1819:18···20:1820:28·20:23··20:2821:1821:2321:3121:3122:1822:2322:3122:31·23:3123:31·
St Mary's Bridge (SE-bound) 05:3205:2706:1706:1706:3606:3906:5406:5907:2907:3507:3907:4507:1507:5907:1908:0508:1908:2508:4408:4509:0409:0508:2408:2409:2409:2509:2409:2409:4409:4509:5409:5410:0410:0510:2410:2510:2410:2410:4410:4510:5410:5411:0411:0511:2411:2511:2411:2411:4411:4511:5411:5412:0412:0512:2412:2512:2412:2412:4412:4512:5412:5413:0413:0513:2413:2513:2413:2413:4413:4513:5413:5414:0414:0514:2414:2514:2414:2414:4414:4514:5414:5415:0415:0515:2715:2515:2415:2415:4715:4515:5415:5416:1716:1516:3216:3516:2416:2416:5517:0216:5416:5417:2517:2717:2417:2417:4517:4718:0518:07·18:2518:2418:24···18:55·19:14·19:3419:3519:2419:24···20:2420:35·20:29··20:3521:2421:2921:3721:3722:2422:2922:3722:37·23:3723:37·

Route map

All stops on route 21

21 towards St Mary's Bridge

  1. Beattie Road (SW-bound) Barne Barton
  2. Scott Avenue (W-bound) Barne Barton
  3. Rennie Avenue (SW-bound) Barne Barton
  4. Foulston Avenue (E-bound) Barne Barton
  5. Rugby Pitch (SE-bound) Barne Barton
  6. Barne Road (SE-bound) Barne Barton
  7. Poole Park Road (SE-bound) Barne Barton
  8. Roberts Road (NE-bound) Barne Barton
  9. Poole Park Road (NW-bound) Barne Barton
  10. Barne Barton Primary School (NW-bound) Barne Barton
  11. St Budeaux Square 3 (Stop 3) St Budeaux
  12. Harbour Avenue (SE-bound) Camels Head
  13. Camels Head School (SE-bound) Camels Head
  14. Ocean Street (SW-bound) Keyham
  15. Fleet Street (SW-bound) Keyham
  16. Johnstone Terrace (SW-bound) Keyham
  17. HMS Drake (S-bound) Keyham
  18. Goschen Centre (SE-bound) Keyham
  19. St Levan Gate (S-bound) Keyham
  20. Keat Street (S-bound) Devonport
  21. UTC Plymouth (S-bound) Devonport
  22. Albert Gate (E-bound) Devonport
  23. Ferry Road (SW-bound) Devonport
  24. Ferry Road (NE-bound) Devonport
  25. Torpoint Ferry (N-bound) Devonport
  26. Pottery Road (NE-bound) Devonport
  27. St Aubyn Road (S-bound) Devonport
  28. Granby Way (S-bound) Devonport
  29. Chapel Street (SE-bound) Devonport
  30. Raglan gardens (E-bound) Mount Wise
  31. Cumberland Centre (SE-bound) Mount Wise
  32. Devonport Hill (E-bound) Stonehouse
  33. Stonehouse Bridge (E-bound) Stonehouse
  34. Union Street (E-bound) Stonehouse
  35. The Octagon (E-bound) Stonehouse
  36. Flora Street (E-bound) Plymouth City Centre
  37. Union Street (US1) Plymouth City Centre
  38. Royal Parade (Stop A22) Plymouth City Centre
  39. Royal Parade (Stop A23) Plymouth City Centre
  40. Viaduct (Stop B3) Plymouth City Centre
  41. Exeter Street (opp) Plymouth City Centre
  42. Friary Park (E-bound) Cattedown
  43. Cattedown Roundabout (E-bound) Cattedown
  44. Higher Stert Terrace (NE-bound) Cattedown
  45. Grenville Road (NE-bound) Prince Rock
  46. Lanhydrock Road (NE-bound) Laira
  47. Laira Flyover (NE-bound) Laira
  48. Military Road (E-bound) Crabtree
  49. Crabtree Riversleigh (NE-bound) Crabtree
  50. Marsh Mills Crabtree (N-bound) Crabtree
  51. McDonalds (E-bound) Marsh Mills
  52. Woodford Avenue (SE-bound) Woodford
  53. Great Woodford Drive (E-bound) Woodford
  54. Larkham Lane (SE-bound) Woodford
  55. Dingle Road (E-bound) Underwood
  56. St Marys Court (NE-bound) Underwood
  57. St Mary's Bridge (SE-bound) Plympton

21 towards Rennie Avenue

  1. St Mary's Bridge (SE-bound) Plympton
  2. Plympton Ridgeway (SE-bound) Plympton
  3. Dark Street Lane (SE-bound) Plympton
  4. Ridgeway Academy (N-bound) Plympton
  5. Ridge Park Road (N-bound) Plympton
  6. Glenside Surgey (E-bound) Plympton
  7. Parkstone Lane (SE-bound) Plympton
  8. Glen Road Subway (SE-bound) Chaddlewood
  9. Westfield (SE-bound) Plympton
  10. Hickory Drive (SE-bound) Chaddlewood
  11. Kingston Drive (E-bound) Chaddlewood
  12. Clement Road (SE-bound) Chaddlewood
  13. Walnut Drive (N-bound) Chaddlewood
  14. District Centre (E-bound) Chaddlewood
  15. Barnfield Drive (N-bound) Chaddlewood
  16. Steer Park Road (S-bound) Chaddlewood
  17. Walnut Drive (S-bound) Chaddlewood
  18. Sandy Road North (SW-bound) Chaddlewood
  19. Wolverwood Lane (S-bound) Chaddlewood
  20. Higher Park Close (SW-bound) Plympton
  21. Greenlees Drive (W-bound) Plympton
  22. Aycliffe Gardens (W-bound) Plympton
  23. Cherry Park (NW-bound) Plympton
  24. St Maurice Road (NW-bound) Plympton
  25. Erle Gardens (W-bound) Plympton
  26. St. Peters Close (NE-bound) Plympton
  27. Cotton Close (N-bound) Plympton
  28. Longcause (W-bound) Plympton
  29. The Rise (N-bound) Plympton
  30. Ridgeway Garage (W-bound) Plympton
  31. Mudge Way (NW-bound) Plympton
  32. Old Priory (NW-bound) Underwood
  33. St Mary's Bridge (NW-bound) Plympton
  34. Skewbridge (W-bound) Underwood
  35. Plymouth Road (NW-bound) Woodford
  36. Marsh Mills East (W-bound) Marsh Mills
  37. Marsh Mills Superstore (SW-bound) Crabtree
  38. Laira Flyover (SW-bound) Laira
  39. Rowing Club (SW-bound) Laira
  40. Lanhydrock Road (SW-bound) Mount Gould
  41. Hele's Terrace (S-bound) Prince Rock
  42. Elliott Road (W-bound) Prince Rock
  43. Astor Fields (W-bound) Cattedown
  44. St Johns Church (W-bound) Cattedown
  45. Charles Church (o/s) Plymouth City Centre
  46. Viaduct (Stop B4) Plymouth City Centre
  47. Royal Parade (Stop A1) Plymouth City Centre
  48. Plymouth Arena (W-bound) Plymouth City Centre
  49. Walkabout (W-bound) Plymouth City Centre
  50. Palace Theatre (W-bound) Stonehouse
  51. Union Street (W-bound) Stonehouse
  52. Brewery Tap (W-bound) Stonehouse
  53. Richmond Walk (W-bound) Stonehouse
  54. Village by the Sea (NW-bound) Mount Wise
  55. Cumberland Gardens (W-bound) Mount Wise
  56. Chapel Street (NW-bound) Devonport
  57. Granby Way (N-bound) Devonport
  58. Washborne Tower (N-bound) Devonport
  59. UTC Plymouth (NW-bound) Devonport
  60. Albert Gate (W-bound) Devonport
  61. Keyham Road Flats (N-bound) Devonport
  62. Saltash Road (NW-bound) Keyham
  63. Goschen Centre (NW-bound) Keyham
  64. Saltash Road (NE-bound) Keyham
  65. HMS Drake (N-bound) Keyham
  66. Wombwell Crescent (NE-bound) Keyham
  67. Camels Head Dockyard (NW-bound) Camels Head
  68. Harbour Avenue (NW-bound) Camels Head
  69. St Budeaux Square 1 (Stop 1) St Budeaux
  70. Ferry Road Station (SW-bound) Barne Barton
  71. Rennie Avenue (SW-bound) Barne Barton

Service history & registered changes

From official Traffic Commissioner registrations. All service changes →

Towns & areas on this route

Frequently asked questions

What time is the first 21 bus?

The first 21 departure on weekdays leaves at 04:42 (check the full timetable below for your stop, as times vary along the route — weekend times can differ).

What time is the last 21 bus?

The last 21 on weekdays leaves its first stop at 23:45. Always check the timetable for your specific stop — later stops are reached after this time.

How much does the 21 bus cost?

The 21 is confirmed by GOV.UK as part of the national fare cap, so a single costs at most £3 until 31 December 2026, then £2 from 1 January 2027. Plymouth Citybus day and weekly tickets can work out cheaper if you travel more than twice a day.

Who runs the 21 bus?

The 21 is operated by Plymouth Citybus.

Timetable data from the operator via the DfT Bus Open Data Service. Check before you travel — services can change at short notice.