Mex 1 to San Ignacio

Guerrero Negro to San Ignacio

87 Miles, 139 km, 1:40 hours

Mex 1, Baja California's trans-peninsula highway carries the bulk of vehicles up and down the peninsula, is fully paved and is actively maintained. This section of the highway has mountainous sharp curves. Animals can be found sleeping on the highway and turnoffs intersect the highway. Slower speeds need to be used on this section, many of the turnoffs require high clearance vehicles or 4x4, but the highway is suitable for regular passenger cars.

Note in Baja California Sur KM postings decrease from north to south.

Mile 0.0
Gurrero Negro junction with Highway 1.

Mile 5.3
Turnoff to Scammom's Lagoon at "Laguna Ojo de Liebre" sign. The graded road, OK for passenger cars, runs 17 miles to the Paque Natural de la Ballena Gris, (small entrance fee). The entry gate to the lagoon is only open to the public during the whale-watching season from January through March, (The restricted sanctuary is an important gray whale nursey that has played an important role in increasing the population of gray whales).

Mile 16.4
Turnoff northeast on Mexico 18 to El Arco and on to Mission Santa Gertudis. El Arco, Once a gold and copper mining center  is now a virtual ghost town with broken pavement and several unmarked washouts is OK for sturdy passenger cars; The parallel sand road is normally smoother for high clearnace vehicles.

From El Arco a dirt road leads 23 miles east to Mission Santa Gertrudis, founded by the Jesuits in 1752, and in the process of being restored. A high clearance vehicle is recommended for the drive – Note the road from Ejido Mujica to Santa Gertrudis is usually in better condition.

Mile 22.2
Ejido Lagunero, a small community with a grocery store.

Mile 37.1
Ejido Mujica with a dirt road at km. 154 that leads northeast to Mission Santa Gertrudis. The 37 mile, 1:15 hour drive through the countryside, mountains and a beautiful cactus valley is OK for sturdy passenger cars.

One of Baja California's two fully intact missions still in use, Santa Gertrudis features its original freestanding bell tower. Fiestas honoring its patron saint are held annually on or about Nov. 16th. The small resident community allows primitive camping, and there are local guides available for exursions to nearby cave paintings.

Mile 43.7
Ejido Vizcaino, a farming cooperative with strores, cafes, auto supplies, pharmacy and Pemx with diesel. Motels and a RV park are in town. At the junction, a paved road, to the west goes 20 miles before turning into graded dirt – leading into Vizcaino Desert that leads to Bahia Tortugas, Malarrimo Beach, and other Pacifice beaches – A 4x4 is recommended.

Mile 51.2
Turnoff on right to Emillano Zapata, a darry-farming ejido.

Mile 59.7
Graded dirt road on left to San Francisco de la Sierra and Cueva El Raton (Cave of the Rat) with one of the more accessible cave paintings. Visitors to Cueva El Raton may register in the town of San Francisco near the site; visitors to all other cave paintings in this area first must register with INAH at the museum in San Ignacio before proceeding to the protected archeological zones. High clearance vehicles needed.

Mile 71.8
Turnoff near Restaurant Curcero del Pacifico (Fisher's Cafe), on two lane graded road, "Baja California Sur Campo Fisher - Punta Abreojos," to Punta Abreojos (95 km). San Ignacio Laguna and Pacific beaches. Last 5-15 miles depending on the camp you are going to are across salt flats on graved dirt, suitable for passenger cars. (bear left from the guard shack keep on the main road across the salt flats).

Mile 81.4
Caution: Several dangerous curves.

Mile 83.8
Paved road left to airstrip serving San Ignacio.

Mile 86.2
Junction with paved road to San Lino and Paredones, suburbs of San Ignacio, Exit here for Rice and Beans Oasis RV Park.

Mile 86.6
24 hour pemex and junction with paved road into San Ignacio.


* Note: 2009, Some of the road information on this page was last checked in 2009, repairs may have been done to roads "requiring" high clearance vehicles and 4 wheel drives.