Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Routes
Bike touring routes & trails
United States
California
San Diego County
San Diego

Old Mission Dam – Kumeyaay Grinding Rocks loop from San Carlos

Routes
Bike touring routes & trails
United States
California
San Diego County
San Diego

Old Mission Dam – Kumeyaay Grinding Rocks loop from San Carlos

Moderate

6

riders

Old Mission Dam – Kumeyaay Grinding Rocks loop from San Carlos

02:00

23.9km

420m

Cycling

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: December 5, 2025

Download GPX

Save

Move start point

Edit route

Navigate

Send to Phone

Waypoints

A

Start point

Parking

Get Directions

1

7.05 km

Scenic View of Mission Trails Regional Park

Highlight • Viewpoint

Mission Trails Regional Park spans 8,000 acres, comprising both natural and developed recreational areas. It stands as one of the largest urban parks in the United States, established in 1974. …

Tip by

2

9.40 km

Old Mission Dam

Highlight • Monument

Built in 1803 by Kumeyaay Indians 'conscripted' by the Spanish, the dam was built across Mission Gorge to redirect water to the Mission San Diego de Alcala. The area is full of history as well as spectacular scenery and wildlife.

Tip by

3

10.5 km

Kumeyaay Grinding Rocks

Highlight • Historical Site

One of more than 30 Kumeyaay indigenous sites with the boundaries of Mission Trails Regional Park.

Tip by

4

16.8 km

Mission Trails Regional Park

Nature Reserve

B

23.9 km

End point

Parking

Way Types & Surfaces

Way Types

11.0 km

7.15 km

2.35 km

2.13 km

624 m

441 m

173 m

Surfaces

10.3 km

7.83 km

5.45 km

349 m

Sign up to see more specific route details

Sign up for free

Elevation

Elevation

Highest point (250 m)

Lowest point (60 m)

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

Today

Tuesday 16 December

25°C

7°C

0 %

If you start your activity now...

Max wind speed: 12.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

Loading

Nearby routes

Moderate

4.4

220

Clairemont Drive to South Bay Marina Biology Study Area loop via San Diego Harbor

03:40h

65.7km

130m

Explore
RoutesRoute plannerFeaturesHikesMTB TrailsRoad cycling routesBikepacking
Download the app
Follow Us on Socials

© komoot GmbH

Privacy Policy