4b Bus - Rincon Valley Hwy 12

A bus service operated by Santarosa

List of stops

Number of stops: 46

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	09:33	10:33	11:33	12:33	16:33	17:33	18:33	19:33
Sonoma Ave at Brookwood Ave	09:34	10:34	11:34	12:34	16:34	17:34	18:34	19:34
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	09:36	10:36	11:36	12:36	16:36	17:36	18:36	19:36
Sonoma Ave at Doctors Park Dr	09:37	10:37	11:37	12:37	16:37	17:37	18:37	19:37
Sonoma Ave at Farmers Ln	09:38	10:38	11:38	12:38	16:38	17:38	18:38	19:38
Hahman Dr at Montgomery Dr	09:39	10:39	11:39	12:39	16:39	17:39	18:39	19:39
Montgomery Dr at Franquette Ave	09:40	10:40	11:40	12:40	16:40	17:40	18:40	19:40
Montgomery Dr at Yulupa Ave	09:41	10:41	11:41	12:41	16:41	17:41	18:41	19:41
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	06:33	07:33	08:33	13:33	14:33	15:33
Sonoma Ave at Brookwood Ave	06:34	07:34	08:34	13:34	14:34	15:34
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	06:36	07:36	08:36	13:36	14:36	15:36
Sonoma Ave at Doctors Park Dr	06:37	07:37	08:37	13:37	14:37	15:37
Sonoma Ave at Farmers Ln	06:38	07:38	08:38	13:38	14:38	15:38
Hahman Dr at Montgomery Dr	06:39	07:39	08:39	13:39	14:39	15:39
Montgomery Dr at Franquette Ave	06:40	07:40	08:40	13:40	14:40	15:40
Montgomery Dr at Yulupa Ave	06:41	07:41	08:41	13:41	14:41	15:41
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 Sherbrook Dr	06:59	07:59	08:59	13:59	14:59	15:59
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

Route Path (Streets & Roads)

Outbound: Transit Mall South Bays – Transit Mall South Bays

Sonoma Avenue - Hahman Drive - 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

Schedules and stops for this route are published in GTFS: sfmta, sf-bay-area-rg

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 46 stops. The total trip duration for this route is approximately 45 minutes.

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4 - Rincon Valley Mission

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Last updated on November 9, 2026

4b Bus - Rincon Valley Hwy 12

Transit Mall South Bays – Transit Mall South Bays

Transit Mall South Bays – Transit Mall North Bays

Route Path (Streets & Roads)

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4b (Santa Rosa Buses)

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