3.3
(13)
31
hikers
San Marcos Hills Loop
00:50
2.93km
70m
Hiking
The San Marcos Hills Loop offers a delightful blend of paved and dirt paths, guiding you through a landscape rich with coastal sage and chaparral. You'll enjoy serene views of Discovery Lake and may even catch a distant glimpse of the Pacific Ocean from the San Elijo Hills viewpoint. This easy 1.8-mile (2.9 km) hike involves a gentle 229 feet (70 metres) of elevation gain, typically taking about 50 minutes to complete, making it an ideal choice for a quick, refreshing outing.
Planning your visit is straightforward, as the trail is well-maintained and highly accessible for walkers, runners, and families. Dogs are permitted on a leash, adding to its family-friendly appeal. For the most pleasant experience, aim to hike during the fall and winter months when the cooler temperatures make for optimal conditions, especially if you're looking for winter hiking in San Marcos Hills Loop.
What makes this loop particularly notable is its versatility and integration into an urban setting, offering a convenient escape into nature. The presence of Discovery Lake nearby provides additional recreational opportunities like fishing and a playground, making it a popular spot for families and a great alternative to more crowded trails.
Last updated: June 9, 2026
Waypoints
Discovery Trail
Highlight • Trail
Tip by
175 m
Discovery Lake and Trails
Highlight • Lake
Tip by
1.26 km
San Elijo Hills Ocean View
Highlight • Viewpoint
Tip by
2.93 km
End point
Way Types & Surfaces
Way Types
2.34 km
418 m
168 m
Surfaces
1.68 km
841 m
352 m
< 100 m
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Elevation
Highest point (250 m)
Lowest point (190 m)
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Weather
Powered by Foreca
Today
Monday 6 July
22°C
16°C
0 %
Additional weather tips
Max wind speed: 15.0 km/h
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This route was planned by komoot.
Frequently Asked Questions
Where can I park to access the San Marcos Hills Loop?
The San Marcos Hills Loop is primarily located around Discovery Lake. You can typically find parking available near the Discovery Lake area, which often includes amenities like restrooms and picnic tables, making it a convenient starting point.
Are there any entrance fees or permits required for this trail?
No, there are no entrance fees or permits required to hike the San Marcos Hills Loop or to access the trails around Discovery Lake. The area is generally open to the public.
Is the San Marcos Hills Loop suitable for families with children?
Yes, this loop is considered easy and is very suitable for families with children. Its minimal elevation gain and well-maintained paths make it a pleasant option for leisurely strolls and family outings. The nearby Discovery Lake area also offers playgrounds and picnic spots.
What kind of terrain can I expect on the San Marcos Hills Loop?
The terrain around Discovery Lake is generally diverse but manageable. You can expect a mix of paved sections and dirt paths. The area features coastal sage scrub, chaparral, and some native trees like sycamores and coast live oaks.
What are the main points of interest along the San Marcos Hills Loop?
Along the route, you'll experience the pleasant surroundings of Discovery Lake and Trails. The loop also incorporates sections of the Discovery Trail, offering scenic views. While this specific easy loop doesn't reach the highest peaks, you might catch glimpses of the broader San Marcos Hills landscape.
What is the best time of year to hike this loop?
The San Marcos Hills Loop is enjoyable year-round, but spring is particularly beautiful due to seasonal wildflower blooms that add vibrant colors to the landscape. Fall and winter also offer pleasant hiking conditions with cooler temperatures. Summers can be warm, so early mornings or late afternoons are best during those months.
Is the San Marcos Hills Loop dog-friendly?
Yes, the trails in the San Marcos Hills area, including this loop, are generally dog-friendly. Please ensure your dog is kept on a leash and that you clean up after them to maintain the natural beauty for all visitors.
What amenities are available near the trailhead?
Near the Discovery Lake trailhead, you'll find several amenities that enhance your visit. These often include playgrounds for children, picnic tables for a post-hike meal, and public restrooms. These facilities make it a convenient spot for family outings.
What wildlife or plants might I see on the trail?
Around Discovery Lake, you might spot local wildlife such as ducks and herons. The surrounding natural areas feature diverse vegetation, including coastal sage scrub, chaparral, and native trees like sycamores, olive trees, and California-native coast live oaks. In spring, wildflowers add a splash of color.
What should I bring for a hike on the San Marcos Hills Loop?
Given its easy difficulty and shorter distance, you'll want to bring comfortable walking shoes, water, and sun protection (hat, sunscreen). If you're hiking with a dog, remember a leash and waste bags. For families, snacks and picnic supplies are a good idea to enjoy the amenities near Discovery Lake.
How long does it typically take to complete the San Marcos Hills Loop?
This easy loop typically takes around 50 minutes to complete at a moderate pace. Its relatively short distance and minimal elevation gain make it a quick and enjoyable walk.
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