4b (Rincon Valley Hwy 12) Bus in Santa Rosa

A bus service operated by Santarosa

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List of stops

Number of stops: 15

Map

Monday to Friday

Transit Mall South Bays – Transit Mall South Bays

Timing points All stops

Transit Mall South Bays	09:30	10:30	11:30	12:30	16:30	17:30	18:30	19:30
Sonoma Ave at D St	09:32	10:32	11:32	12:32	16:32	17:32	18:32	19:32
Sonoma Ave at Gray Ct	09:32	10:32	11:32	12:32	16:32	17:32	18:32	19:32
Sonoma Ave at Brookwood Ave	09:33	10:33	11:33	12:33	16:33	17:33	18:33	19:33
Sonoma Ave at Sotoyome Ave	09:34	10:34	11:34	12:34	16:34	17:34	18:34	19:34
Sonoma Ave at Doyle Park Dr	09:35	10:35	11:35	12:35	16:35	17:35	18:35	19:35
Sonoma Ave at Hoen Ave	09:35	10:35	11:35	12:35	16:35	17:35	18:35	19:35
Sonoma Ave at Doctors Park Dr	09:36	10:36	11:36	12:36	16:36	17:36	18:36	19:36
Sonoma Ave at Farmers Ln	09:38	10:38	11:38	12:38	16:38	17:38	18:38	19:38
Montgomery Dr at Franquette Ave	09:39	10:39	11:39	12:39	16:39	17:39	18:39	19:39
Montgomery Dr at Yulupa Ave	09:40	10:40	11:40	12:40	16:40	17:40	18:40	19:40
Montgomery Dr at Jacqueline Dr	09:42	10:42	11:42	12:42	16:42	17:42	18:42	19:42
Montgomery Dr at Summerfield Rd	09:43	10:43	11:43	12:43	16:43	17:43	18:43	19:43
Mission Blvd at Quigg Dr	09:44	10:44	11:44	12:44	16:44	17:44	18:44	19:44
Hwy 12 at Acacia Ln	09:46	10:46	11:46	12:46	16:46	17:46	18:46	19:46
Hwy 12 at Middle Rincon Rd	09:47	10:47	11:47	12:47	16:47	17:47	18:47	19:47
Hwy 12 at Maria Ln	09:48	10:48	11:48	12:48	16:48	17:48	18:48	19:48
Hwy 12 at South Boas Dr	09:49	10:49	11:49	12:49	16:49	17:49	18:49	19:49
Calistoga Rd at Hwy 12	09:50	10:50	11:50	12:50	16:50	17:50	18:50	19:50
Calistoga Rd at Dupont Dr	09:51	10:51	11:51	12:51	16:51	17:51	18:51	19:51
Calistoga Rd at Yerba Buena Rd	09:51	10:51	11:51	12:51	16:51	17:51	18:51	19:51
Calistoga Rd at Montecito Blvd	09:52	10:52	11:52	12:52	16:52	17:52	18:52	19:52
6959 Montecito Blvd-Rincon Valley Regional Library	09:53	10:53	11:53	12:53	16:53	17:53	18:53	19:53
Montecito Blvd at Saint Mary Dr	09:54	10:54	11:54	12:54	16:54	17:54	18:54	19:54
Montecito Blvd at Swift Ct	09:54	10:54	11:54	12:54	16:54	17:54	18:54	19:54
Montecito Blvd at Middle Rincon Rd	09:55	10:55	11:55	12:55	16:55	17:55	18:55	19:55
Montecito Blvd at Benicia Dr	09:56	10:56	11:56	12:56	16:56	17:56	18:56	19:56
Mission Blvd at Vine St	09:56	10:56	11:56	12:56	16:56	17:56	18:56	19:56
Mission Blvd at Yukon Dr	09:57	10:57	11:57	12:57	16:57	17:57	18:57	19:57
Mission Blvd at Culebra Ave	09:58	10:58	11:58	12:58	16:58	17:58	18:58	19:58
Mission Blvd at Sherbrook Dr	09:59	10:59	11:59	12:59	16:59	17:59	18:59	19:59
Mission Blvd at Hwy 12	10:00	11:00	12:00	13:00	17:00	18:00	19:00	20:00
Mission Blvd at Mission Cir	10:00	11:00	12:00	13:00	17:00	18:00	19:00	20:00
Montgomery Dr at Summerfield Rd	10:02	11:02	12:02	13:02	17:02	18:02	19:02	20:02
Montgomery Dr at Jacqueline Dr	10:03	11:03	12:03	13:03	17:03	18:03	19:03	20:03
Montgomery Dr at Yulupa Ave	10:04	11:04	12:04	13:04	17:04	18:04	19:04	20:04
Montgomery Dr at Franquette Ave	10:05	11:05	12:05	13:05	17:05	18:05	19:05	20:05
Sonoma Ave at Farmers Ln	10:06	11:06	12:06	13:06	17:06	18:06	19:06	20:06
Sonoma Ave at Shortt Rd	10:08	11:08	12:08	13:08	17:08	18:08	19:08	20:08
Sonoma Ave at Rosedale St	10:09	11:09	12:09	13:09	17:09	18:09	19:09	20:09
Sonoma Ave at Doyle Park Dr	10:10	11:10	12:10	13:10	17:10	18:10	19:10	20:10
Sonoma Ave at Sotoyome St	10:11	11:11	12:11	13:11	17:11	18:11	19:11	20:11
Sonoma Ave at Brookwood Ave	10:11	11:11	12:11	13:11	17:11	18:11	19:11	20:11
Sonoma Ave at E St	10:13	11:13	12:13	13:13	17:13	18:13	19:13	20:13
Transit Mall South Bays	10:15	11:15	12:15	13:15	17:15	18:15	19:15	20:15

Transit Mall South Bays – Transit Mall North Bays

Timing points All stops

Transit Mall South Bays	06:30	07:30	08:30	13:30	14:30	15:30
Sonoma Ave at D St	06:32	07:32	08:32	13:32	14:32	15:32
Sonoma Ave at Gray Ct	06:32	07:32	08:32	13:32	14:32	15:32
Sonoma Ave at Brookwood Ave	06:33	07:33	08:33	13:33	14:33	15:33
Sonoma Ave at Sotoyome Ave	06:34	07:34	08:34	13:34	14:34	15:34
Sonoma Ave at Doyle Park Dr	06:35	07:35	08:35	13:35	14:35	15:35
Sonoma Ave at Hoen Ave	06:35	07:35	08:35	13:35	14:35	15:35
Sonoma Ave at Doctors Park Dr	06:36	07:36	08:36	13:36	14:36	15:36
Sonoma Ave at Farmers Ln	06:38	07:38	08:38	13:38	14:38	15:38
Montgomery Dr at Franquette Ave	06:39	07:39	08:39	13:39	14:39	15:39
Montgomery Dr at Yulupa Ave	06:40	07:40	08:40	13:40	14:40	15:40
Montgomery Dr at Jacqueline Dr	06:42	07:42	08:42	13:42	14:42	15:42
Montgomery Dr at Summerfield Rd	06:43	07:43	08:43	13:43	14:43	15:43
Mission Blvd at Quigg Dr	06:44	07:44	08:44	13:44	14:44	15:44
Hwy 12 at Acacia Ln	06:46	07:46	08:46	13:46	14:46	15:46
Hwy 12 at Middle Rincon Rd	06:47	07:47	08:47	13:47	14:47	15:47
Hwy 12 at Maria Ln	06:48	07:48	08:48	13:48	14:48	15:48
Hwy 12 at South Boas Dr	06:49	07:49	08:49	13:49	14:49	15:49
Calistoga Rd at Hwy 12	06:50	07:50	08:50	13:50	14:50	15:50
Calistoga Rd at Dupont Dr	06:51	07:51	08:51	13:51	14:51	15:51
Calistoga Rd at Yerba Buena Rd	06:51	07:51	08:51	13:51	14:51	15:51
Calistoga Rd at Montecito Blvd	06:52	07:52	08:52	13:52	14:52	15:52
6959 Montecito Blvd-Rincon Valley Regional Library	06:53	07:53	08:53	13:53	14:53	15:53
Montecito Blvd at Saint Mary Dr	06:54	07:54	08:54	13:54	14:54	15:54
Montecito Blvd at Swift Ct	06:54	07:54	08:54	13:54	14:54	15:54
Montecito Blvd at Middle Rincon Rd	06:55	07:55	08:55	13:55	14:55	15:55
Montecito Blvd at Benicia Dr	06:56	07:56	08:56	13:56	14:56	15:56
Mission Blvd at Vine St	06:56	07:56	08:56	13:56	14:56	15:56
Mission Blvd at Yukon Dr	06:57	07:57	08:57	13:57	14:57	15:57
Mission Blvd at Culebra Ave	06:58	07:58	08:58	13:58	14:58	15:58
Mission Blvd at Hwy 12	07:00	08:00	09:00	14:00	15:00	16:00
Mission Blvd at Mission Cir	07:00	08:00	09:00	14:00	15:00	16:00
Montgomery Dr at Summerfield Rd	07:02	08:02	09:02	14:02	15:02	16:02
Montgomery Dr at Jacqueline Dr	07:03	08:03	09:03	14:03	15:03	16:03
Montgomery Dr at Yulupa Ave	07:04	08:04	09:04	14:04	15:04	16:04
Montgomery Dr at Franquette Ave	07:05	08:05	09:05	14:05	15:05	16:05
Sonoma Ave at Farmers Ln	07:06	08:06	09:06	14:06	15:06	16:06
Sonoma Ave at Shortt Rd	07:08	08:08	09:08	14:08	15:08	16:08
Sonoma Ave at Rosedale St	07:09	08:09	09:09	14:09	15:09	16:09
Sonoma Ave at Doyle Park Dr	07:10	08:10	09:10	14:10	15:10	16:10
Sonoma Ave at Sotoyome St	07:11	08:11	09:11	14:11	15:11	16:11
Sonoma Ave at Brookwood Ave	07:11	08:11	09:11	14:11	15:11	16:11
Sonoma Ave at E St	07:13	08:13	09:13	14:13	15:13	16:13
Transit Mall North Bays	07:15	08:15	09:15	14:15	15:15	16:15

Last updated on March 23, 2026

Route Path (Streets & Roads)

Outbound: Transit Mall South Bays – Transit Mall South Bays

Sonoma Avenue - Montgomery Drive - Mission Boulevard - Sonoma Highway - Calistoga Road - Montecito Boulevard - Mission Boulevard - Montgomery Drive - Sonoma Avenue - Doyle Park Drive - Sonoma Avenue

Inbound: Transit Mall South Bays – Transit Mall North Bays

Sonoma Avenue - Montgomery Drive - Mission Boulevard - Sonoma Highway - Calistoga Road - Montecito Boulevard - Mission Boulevard - Montgomery Drive - Sonoma Avenue - Doyle Park Drive - Sonoma Avenue

All data is available in GTFS feed: sfmta

Bus 4b FAQ

What time does the 4b bus start operating?

Services on the 4b - Rincon Valley Hwy 12 bus start at 09:30 on Monday, Tuesday, Wednesday, Thursday, Friday.
What time does the 4b bus stop working?

Services on the 4b - Rincon Valley Hwy 12 bus stop at 20:15 on Monday, Tuesday, Wednesday, Thursday, Friday.
Is there a 4b bus stop near me?

Click here to view the nearest 4b - Rincon Valley Hwy 12 bus stop.

4b bus Route Map

PDF Version: 4b timetable, stops and map

4b (Santa Rosa Buses)

The first stop of the 4b bus route is Transit Mall South Bays and the last stop is Transit Mall South Bays. 4b (Rincon Valley Hwy 12) is operational during on weekdays.

Additional information: 4b has 45 stops and the total trip duration for this route is approximately 45 minutes.

See why over 2 million users trust and consider busmaps.com as the best public transport website. busmaps gives you Santa Rosa Buses suggested routes, real-time bus tracker, line route maps in Santa Rosa, and helps to find the closest 4b bus stops near you. No internet available? Download an offline PDF map and bus schedule for the 4b bus to take on your trip.

4b bus near me

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4 - Rincon Valley Mission

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