Arriva Herts and Essex 400 Welwyn Garden City - Stevenage Bus

A bus service operated by Arriva Herts and Essex

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List of stops

Number of stops: 15

Map

Bus Station – Sir Frederic Osborn School

Timing points All stops

Bus Station	07:05	08:05	09:05	10:05	11:05	12:05	13:05	14:05	15:05	16:05	17:05	18:10
Roaring Meg Retail Park	07:07	08:07	09:07	10:07	11:07	12:07	13:07	14:07	15:07	16:07	17:07	18:12
Retail Park	07:08	08:08	09:08	10:08	11:08	12:08	13:08	14:08	15:08	16:08	17:08	18:13
Tesco	07:09	08:09	09:09	10:09	11:09	12:09	13:09	14:09	15:09	16:09	17:09	18:14
The Roebuck Hotel	07:10	08:10	09:10	10:10	11:10	12:10	13:10	14:10	15:10	16:10	17:10	18:15
Golf Club	07:12	08:12	09:12	10:12	11:12	12:12	13:12	14:12	15:12	16:12	17:12	18:17
Station Road	07:14	08:14	09:14	10:14	11:14	12:14	13:14	14:14	15:14	16:14	17:14	18:19
Gun Road	07:15	08:15	09:15	10:15	11:15	12:15	13:15	14:15	15:15	16:15	17:15	18:19
Monread Lodge	07:16	08:16	09:16	10:16	11:16	12:16	13:16	14:16	15:16	16:16	17:16	18:20
Wickfield	07:17	08:17	09:17	10:17	11:17	12:17	13:17	14:17	15:17	16:17	17:17	18:20
Red Lion PH	07:18	08:18	09:18	10:18	11:18	12:18	13:18	14:18	15:18	16:18	17:18	18:21
The Drive	07:19	08:19	09:19	10:19	11:19	12:19	13:19	14:19	15:19	16:19	17:19	18:23
Mardley Avenue	07:20	08:20	09:20	10:20	11:20	12:20	13:20	14:20	15:20	16:20	17:20	18:24
The North Star PH	07:21	08:21	09:21	10:21	11:21	12:21	13:21	14:21	15:21	16:21	17:21	18:26
The Avenue	07:22	08:22	09:22	10:22	11:22	12:22	13:22	14:22	15:22	16:22	17:22	18:27
Church Place	07:25	08:25	09:25	10:25	11:25	12:25	13:25	14:25	15:25	16:25	17:25	18:30
St Mary's Church	07:26	08:26	09:26	10:26	11:26	12:26	13:26	14:26	15:26	16:26	17:26	18:31
St Mary's School	07:27	08:27	09:27	10:27	11:27	12:27	13:27	14:27	15:27	16:27	17:27	18:32
The Crescent	07:27	08:27	09:27	10:27	11:27	12:27	13:27	14:27	15:27	16:27	17:27	18:32
Red Lion PH	07:31	08:31	09:31	10:31	11:31	12:31	13:31	14:31	15:31	16:31	17:31	18:36
Lemsford Corner	07:34	08:34	09:34	10:34	11:34	12:34	13:34	14:34	15:34	16:34	17:34	18:39
Applecroft Road	07:35	08:35	09:35	10:35	11:35	12:35	13:35	14:35	15:35	16:35	17:35	18:40
Youngs Rise	07:35	08:35	09:35	10:35	11:35	12:35	13:35	14:35	15:35	16:35	17:35	18:40
The Valley Green	07:36	08:36	09:36	10:36	11:36	12:36	13:36	14:36	15:36	16:36	17:36	18:41
Handside Lane	07:37	08:37	09:37	10:37	11:37	12:37	13:37	14:37	15:37	16:37	17:37	18:42
Campus West	07:38	08:38	09:38	10:38	11:38	12:38	13:38	14:38	15:38	16:38	17:38	18:43
Campus East	07:38	08:38	09:38	10:38	11:38	12:38	13:38	14:38	15:38	16:38	17:38	18:43
Bus Station	07:40 07:45	08:40 08:45	09:40 09:45	10:40 10:45	11:40 11:45	12:40 12:45	13:40 13:45	14:40 14:45	15:40 15:45	16:40 16:45	17:40 17:45	18:45 18:50
Waitrose	07:45	08:45	09:45	10:45	11:45	12:45	13:45	14:45	15:45	16:45	17:45	18:50
Broadwater Road	07:46	08:46	09:46	10:46	11:46	12:46	13:46	14:46	15:46	16:46	17:46	18:51
Aldi	07:46	08:46	09:47	10:47	11:47	12:47	13:47	14:47	15:47	16:47	17:47	18:52
Royal Mail Depot	07:47	08:47	09:47	10:47	11:47	12:47	13:47	14:47	15:47	16:47	17:47	18:52
Business Parks North	07:48	08:48	09:49	10:49	11:49	12:49	13:49	14:49	15:49	16:49	17:49	18:54
Waterside	07:48	08:48	09:49	10:49	11:49	12:49	13:49	14:49	15:49	16:49	17:49	18:54
Brownfields	07:50	08:50	09:51	10:51	11:51	12:51	13:51	14:51	15:51	16:51	17:51	18:55
Watchmead	07:50	08:50	09:51	10:51	11:51	12:51	13:51	14:51	15:51	16:51	17:51	18:55
Sir Frederic Osborn School	07:51	08:51	09:52	10:52	11:52	12:52	13:52	14:52	15:52	16:52	17:52	18:56

Sir Frederic Osborn School – Bus Station

Timing points All stops

Sir Frederic Osborn School	07:21	08:21	09:22	10:22	11:22	12:22	13:22	14:22	15:22	16:22	17:22
Westly Wood	07:22	08:22	09:23	10:23	11:23	12:23	13:23	14:23	15:23	16:23	17:23
The Moors	07:23	08:23	09:24	10:24	11:24	12:24	13:24	14:24	15:24	16:24	17:24
Wren Wood	07:23	08:23	09:24	10:24	11:24	12:24	13:24	14:24	15:24	16:24	17:24
Herns Way	07:24	08:24	09:25	10:25	11:25	12:25	13:25	14:25	15:25	16:25	17:25
Hazel Grove	07:24	08:24	09:25	10:25	11:25	12:25	13:25	14:25	15:25	16:25	17:25
Poplars	07:25	08:25	09:26	10:26	11:26	12:26	13:26	14:26	15:26	16:26	17:26
Watchlytes	07:26	08:26	09:27	10:27	11:27	12:27	13:27	14:27	15:27	16:27	17:27
Bericot Way	07:26	08:26	09:27	10:27	11:27	12:27	13:27	14:27	15:27	16:27	17:27
Wellington Drive	07:27	08:27	09:28	10:28	11:28	12:28	13:28	14:28	15:28	16:28	17:28
Lincoln Close	07:28	08:28	09:29	10:29	11:29	12:29	13:29	14:29	15:29	16:29	17:29
Chedburgh	07:29	08:29	09:30	10:30	11:30	12:30	13:30	14:30	15:30	16:30	17:30
Chelveston	07:29	08:29	09:30	10:30	11:30	12:30	13:30	14:30	15:30	16:30	17:30
Leys Down	07:30	08:30	09:31	10:31	11:31	12:31	13:31	14:31	15:31	16:31	17:31
Wyton	07:30	08:30	09:31	10:31	11:31	12:31	13:31	14:31	15:31	16:31	17:31
Russett Wood	07:31	08:31	09:32	10:32	11:32	12:32	13:32	14:32	15:32	16:32	17:32
Elizabeth House	07:32	08:32	09:33	10:33	11:33	12:33	13:33	14:33	15:33	16:33	17:33
Waterford Green	07:33	08:33	09:34	10:34	11:34	12:34	13:34	14:34	15:34	16:34	17:34
Morrisons	07:34	08:34	09:35	10:35	11:35	12:35	13:35	14:35	15:35	16:35	17:35
Watchmead	07:34	08:34	09:35	10:35	11:35	12:35	13:35	14:35	15:35	16:35	17:35
Mundells	07:35	08:35	09:36	10:36	11:36	12:36	13:36	14:36	15:36	16:36	17:36
Business Parks South	07:36	08:36	09:37	10:37	11:37	12:37	13:37	14:37	15:37	16:37	17:37
Royal Mail Depot	07:37	08:37	09:38	10:38	11:38	12:38	13:38	14:38	15:38	16:38	17:38
Aldi	07:37	08:37	09:38	10:38	11:38	12:38	13:38	14:38	15:38	16:38	17:38
Broadwater Road	07:38	08:38	09:39	10:39	11:39	12:39	13:39	14:39	15:39	16:39	17:39
Waitrose	07:39	08:39	09:40	10:40	11:40	12:40	13:40	14:40	15:40	16:40	17:40
Bus Station	07:40 07:48	08:40 08:48	09:41 09:48	10:41 10:48	11:41 11:48	12:41 12:48	13:41 13:48	14:41 14:48	15:41 15:48	16:41 16:48	17:41 17:48
John Lewis	07:49	08:49	09:49	10:49	11:49	12:49	13:49	14:49	15:49	16:49	17:49
Handside Lane	07:50	08:50	09:50	10:50	11:50	12:50	13:50	14:50	15:50	16:50	17:50
The Valley Green	07:51	08:51	09:51	10:51	11:51	12:51	13:51	14:51	15:51	16:51	17:51
Youngs Rise	07:52	08:52	09:52	10:52	11:52	12:52	13:52	14:52	15:52	16:52	17:52
Applecroft Road	07:53	08:53	09:53	10:53	11:53	12:53	13:53	14:53	15:53	16:53	17:53
Lemsford Corner	07:53	08:53	09:53	10:53	11:53	12:53	13:53	14:53	15:53	16:53	17:53
Red Lion PH	07:56	08:56	09:56	10:56	11:56	12:56	13:56	14:56	15:56	16:56	17:56
The Crescent	07:59	08:59	09:59	10:59	11:59	12:59	13:59	14:59	15:59	16:59	17:59
St Mary's School	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00
St Mary's Church	08:01	09:01	10:01	11:01	12:01	13:01	14:01	15:01	16:01	17:01	18:01
Church Place	08:01	09:01	10:01	11:01	12:01	13:01	14:01	15:01	16:01	17:01	18:01
Carleton Rise	08:01	09:01	10:01	11:01	12:01	13:01	14:01	15:01	16:01	17:01	18:01
The Avenue	08:04	09:04	10:04	11:04	12:04	13:04	14:04	15:04	16:04	17:04	18:04
The North Star PH	08:06	09:06	10:06	11:06	12:06	13:06	14:06	15:06	16:06	17:06	18:06
Mardley Avenue	08:07	09:07	10:07	11:07	12:07	13:07	14:07	15:07	16:07	17:07	18:07
The Drive	08:07	09:07	10:07	11:07	12:07	13:07	14:07	15:07	16:07	17:07	18:07
Red Lion PH	08:09	09:09	10:09	11:09	12:09	13:09	14:09	15:09	16:09	17:09	18:09
Wickfield	08:09	09:09	10:09	11:09	12:09	13:09	14:09	15:09	16:09	17:09	18:09
Monread Lodge	08:10	09:10	10:10	11:10	12:10	13:10	14:10	15:10	16:10	17:10	18:10
Gun Road	08:10	09:10	10:10	11:10	12:10	13:10	14:10	15:10	16:10	17:10	18:10
Station Road	08:12	09:12	10:12	11:12	12:12	13:12	14:12	15:12	16:12	17:12	18:12
Golf Club	08:13	09:13	10:13	11:13	12:13	13:13	14:13	15:13	16:13	17:13	18:13
The Roebuck Hotel	08:16	09:16	10:16	11:16	12:16	13:16	14:16	15:16	16:16	17:16	18:16
Tesco	08:16	09:16	10:16	11:16	12:16	13:16	14:16	15:16	16:16	17:16	18:16
Retail Park	08:18	09:18	10:18	11:18	12:18	13:18	14:18	15:18	16:18	17:18	18:18
Roaring Meg Retail Park	08:19	09:19	10:19	11:19	12:19	13:19	14:19	15:19	16:19	17:19	18:19
Stevenage Railway Station	08:22	09:22	10:22	11:22	12:22	13:22	14:22	15:22	16:22	17:22	18:22
Bus Station	08:23	09:23	10:23	11:23	12:23	13:23	14:23	15:23	16:23	17:23	18:23

Last updated on March 21, 2026

Route Path (Streets & Roads)

Outbound: Bus Station – Sir Frederic Osborn School

Danesgate - London Road - Stevenage Road - London Road - Mardley Hill - Great North Road - Church Street - London Road - Great North Road - Valley Road - Bridge Road - The Campus - Bridge Road - Bessemer Road - Mundells - Black Fan Road - Herns Lane

Inbound: Sir Frederic Osborn School – Bus Station

Herns Lane - Daniells - Herns Lane - Moors Walk - Bericot Way - Lysander Way - Shackleton Way - Sylvan Way - Panshanger Drive - Black Fan Road - Mundells - Bessemer Road - Bridge Road - Stonebank - Bridge Road - Valley Road - Digswell Hill - London Road - Church Street - Welwyn Hall Gardens - Great North Road - Mardley Hill - London Road - Stevenage Road - London Road - Danesgate

All data is available in GTFS feed: great-britain

Bus 400 FAQ

What time does the 400 bus start operating?

Services on the 400 - Welwyn Garden City - Stevenage bus start at 07:05 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.
What time does the 400 bus stop working?

Services on the 400 - Welwyn Garden City - Stevenage bus stop at 18:56 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.
Is there a 400 bus stop near me?

Click here to view the nearest 400 - Welwyn Garden City - Stevenage bus stop.

400 bus Route Map

PDF Version: 400 timetable, stops and map

400 (Hertford Buses)

The first stop of the 400 bus route is Bus Station and the last stop is Sir Frederic Osborn School. 400 (Welwyn Garden City - Stevenage) is operational during everyday.

Additional information: 400 has 37 stops and the total trip duration for this route is approximately 47 minutes.

See why over 2 million users trust and consider busmaps.com as the best public transport website. busmaps gives you Hertford Buses suggested routes, real-time bus tracker, line route maps in Hertford, and helps to find the closest 400 bus stops near you. No internet available? Download an offline PDF map and bus schedule for the 400 bus to take on your trip.

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