Watford St Mary's Road Stop U is a bus stop on the Intalink Hertfordshire network (stop 210021903700), served by Route 20 to Hemel Hempstead Railway Station Stop A, Route 142 to Watford Junction Railway Stn Stop 3, Route 258 to Watford Junction Railway Stn Stop 3, Route 320 to Hemel Hempstead Riverside Stop 24, Route 322 to Hemel Hempstead Marlowes Stop L, Route 885 to Garston Garston Lane opp Park Parade, Route W1 to Garston Garston Lane Park Parade. On weekdays buses run from 00:43 to 00:17.
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Scheduled times. The first bus of the day leaves at 00:43.
20 Route 20 to Hemel Hempstead Railway Station Stop A
Monday to Friday, 42 buses
06
1757
07
2046
08
113355
09
163858
10
183858
11
183858
12
183858
13
183858
14
183858
15
2245
16
083054
17
1942
18
062948
19
082649
20
04
21
04
22
04
23
04
Saturday, 30 buses
07
1140
08
1040
09
1040
10
1040
11
1141
12
1141
13
1141
14
1141
15
1141
16
1141
17
1140
18
1040
19
1040
20
04
21
04
22
04
23
04
Sunday, 14 buses
09
04
10
04
11
04
12
04
13
04
14
04
15
04
16
04
17
04
18
0453
19
53
20
53
21
53
142 Route 142 to Watford Junction Railway Stn Stop 3
Monday to Friday, 84 buses
00
47
01
1747
05
3052
06
143656
07
13284255
08
0719314355
09
07193245
10
0116294255
11
08213447
12
0013264054
13
08223548
14
0114274052
15
0417304355
16
08213447
17
0013263952
18
0516294153
19
0416273849
20
000920314559
21
142947
22
072848
23
052049
00
17
Saturday, 77 buses
00
50
01
2050
05
2646
06
062952
07
2346
08
03203754
09
112844
10
0115284154
11
07213448
12
02173246
13
0014284255
14
0821344658
15
11233649
16
0215284154
17
0619314355
18
0719314253
19
0415284257
20
112545
21
052544
22
02193757
23
2654
00
20
Sunday, 63 buses
00
47
01
1747
06
50
07
2053
08
2454
09
1738
10
012245
11
00173247
12
04203652
13
09264156
14
11264156
15
10243954
16
08233853
17
07213651
18
0417314457
19
112641
20
01203856
21
143249
22
092948
23
052049
00
17
258 Route 258 to Watford Junction Railway Stn Stop 3
Monday to Friday, 68 buses
00
43
05
46
06
083154
07
1840
08
01203550
09
0517294153
10
08233853
11
08233853
12
08233955
13
11264156
14
11264158
15
163449
16
04193347
17
0116304458
18
12264053
19
06193346
20
00133149
21
082755
22
2452
23
2046
00
15
Saturday, 62 buses
00
45
05
44
06
062749
07
113355
08
173859
09
204156
10
11274257
11
132945
12
01173349
13
05203550
14
05203449
15
03183348
16
0216304559
17
13284357
18
12264055
19
1332
20
0231
21
0130
22
002957
23
2450
00
17
Sunday, 49 buses
00
43
07
082951
08
123353
09
143657
10
173757
11
183959
12
1940
13
012141
14
012040
15
00193857
16
163554
17
143454
18
143352
19
113059
20
2756
21
2654
22
2249
23
1644
00
14
320 Route 320 to Hemel Hempstead Riverside Stop 24
Read each row as the hour, then the minutes past it: 07 then 05 35 means 07:05 and 07:35. Scheduled times from Intalink Hertfordshire’s official timetable data, refreshed 4 October 2026. Not live arrivals.
Questions about Watford St Mary's Road Stop U
Which buses stop at Watford St Mary's Road Stop U?
Route 20 to Hemel Hempstead Railway Station Stop A, Route 142 to Watford Junction Railway Stn Stop 3, Route 258 to Watford Junction Railway Stn Stop 3, Route 320 to Hemel Hempstead Riverside Stop 24, Route 322 to Hemel Hempstead Marlowes Stop L, Route 885 to Garston Garston Lane opp Park Parade, Route W1 to Garston Garston Lane Park Parade stop at Watford St Mary's Road Stop U (stop 210021903700) in Intalink Hertfordshire.
When is the first and last bus at Watford St Mary's Road Stop U?
Monday: first bus 00:43, last 00:17 (222 buses). Saturday: first bus 00:45, last 00:20 (193 buses). Sunday: first bus 00:43, last 00:17 (138 buses). Public holiday timetables can differ; each route page lists them.
How often do buses come to Watford St Mary's Road Stop U?
On a Monday about 13 buses an hour stop here between 07:00 and 19:00 (160 in those twelve hours, all routes together).
What other stops are near Watford St Mary's Road Stop U?
The closest are Watford Market Street Stop J (210021902001, about 1 min walk), Watford Market Street Stop H (210021901980, about 1 min walk), Watford Market Street Stop G (210021901960, about 2 min walk).
Are these live arrival times?
No. They are the scheduled times from Intalink Hertfordshire’s published timetable, refreshed 4 October 2026. A bus can run early or late, and disruptions are not shown.
Source: Intalink Hertfordshire open data (GTFS schedule for Intalink Hertfordshire), used under the Open Government Licence v3.0. Refreshed 4 October 2026. Contains public sector information licensed under the Open Government Licence v3.0. Changes made: times reformatted into timetables and departure lists.