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Stopwatch

York Region Route 404: MARKVILLE SS

Bus schedule and route map · Monday to Friday

York Region Route 404 (MARKVILLE SS) is a bus route in Markham, Richmond Hill, Vaughan, Newmarket and Aurora, serving GREENWATER GATE STOP # 7584, MCCOWAN RD / HIGHWAY 7, CARLTON RD / MARKVILLE SECONDARY SCHOOL, CARLTON RD / MCCOWAN RD and GREENWATER GATE / HELEN AV. Monday to Friday the first bus is at 7:47 am and the last at 3:15 pm. Updated October 4, 2026.

Schedule summary

Monday to Friday

First
7:47 am
Last
3:15 pm
Buses
2

Saturday, Sunday

No service

Public holidays

  • Mon 12 Oct (Thanksgiving): no service

Schedule change: York Region’s schedule changes on October 24, 2026. The times below are for the current schedule.

Route 404 to CARLTON RD / MARKVILLE SECONDARY SCHOOL

Destination sign “Markville School Special - MO” · from GREENWATER GATE STOP # 7584 · 14 stops

Monday to Friday

Times at the main stops. Bold is pm. A dot means that trip does not stop there.

GREENWATER GATE STOP # 7584MCCOWAN RD / HIGHWAY 7CARLTON RD / MARKVILLE SECONDARY SCHOOL
7:477:588:05
All 14 stops in this direction
  1. GREENWATER GATE STOP # 7584 #7584
  2. SOUTH UNIONVILLE AV / RAY ST #5995
  3. SOUTH UNIONVILLE DR / HARRY COOK DR #5996
  4. CASTAN AV / AVOCA DR #5997
  5. CASTAN AV / SABISTON DR #6124
  6. CASTAN AV / PIERA GDNS #5999
  7. SOUTH UNIONVILLE AV / REMBRANDT DR #6026
  8. SOUTH UNIONVILLE AV / MCCOWAN RD #6027
  9. MCCOWAN RD / SOUTHDALE DR #5132
  10. MCCOWAN RD / HIGHWAY 7 #3098
  11. MCCOWAN RD / HERITAGE RD #1828
  12. MCCOWAN RD / BULLOCK DR #1831
  13. MCCOWAN RD STOP # 6127 #6127
  14. CARLTON RD / MARKVILLE SECONDARY SCHOOL #1505

Route 404 to GREENWATER GATE / HELEN AV

Destination sign “Markville School Special - AF” · from CARLTON RD / MCCOWAN RD · 14 stops

Monday to Friday

Times at the main stops. Bold is pm. A dot means that trip does not stop there.

CARLTON RD / MCCOWAN RDMCCOWAN RD / HIGHWAY 7GREENWATER GATE / HELEN AV
3:153:193:28
All 14 stops in this direction
  1. CARLTON RD / MCCOWAN RD #1824
  2. MCCOWAN RD STOP # 6126 #6126
  3. MCCOWAN RD / BULLOCK DR #1826
  4. MCCOWAN RD / HERITAGE RD #1829
  5. MCCOWAN RD / HIGHWAY 7 #1830
  6. MCCOWAN RD / SOUTHDALE DR #3111
  7. MCCOWAN RD / SOUTH UNIONVILLE AV #3112
  8. SOUTH UNIONVILLE AV / GEORGE MARTIN #6028
  9. SOUTH UNIONVILLE AV / PIERA GDNS #6029
  10. CASTAN AV / SABISTON DR #6123
  11. CASTAN AV / AVOCA DR #5998
  12. HARRY COOK DR / SOUTH UNIONVILLE AV #6030
  13. SOUTH UNIONVILLE AV / RAY ST #6031
  14. GREENWATER GATE / HELEN AV #6032

Route 404 route map

Questions about York Region Route 404

What time is the first Route 404 bus?

Monday to Friday: 7:47 am.

What time is the last Route 404 bus?

Monday to Friday: 3:15 pm. A time after midnight belongs to the evening before.

Does Route 404 run at weekends?

Saturday: no service. Sunday: no service.

Does Route 404 run on public holidays?

Thanksgiving (Mon 12 Oct): no service.

Where does Route 404 go?

Route 404 serves GREENWATER GATE STOP # 7584, MCCOWAN RD / HIGHWAY 7, CARLTON RD / MARKVILLE SECONDARY SCHOOL, CARLTON RD / MCCOWAN RD and GREENWATER GATE / HELEN AV. The full list of stops for each direction is below the schedules.

Are these live bus times?

No. They are the published schedule from York Region Transit’s open data, refreshed October 4, 2026. A bus can run early or late, and disruptions are not shown.

Source: York Region Transit open data (GTFS schedule for York Region), used under the YRT open data licence. Refreshed October 4, 2026; the current timetable runs to October 31, 2026. These are scheduled times; disruptions and service alerts are published by the operator. Changes made: times reformatted into timetables and departure lists.

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