Reserva Ecológica Costanera Sur is a significant natural area located in Buenos Aires, offering a unique urban oasis for outdoor pursuits. This ecological reserve features diverse ecosystems, including forests, grasslands, and lagoons, all situated alongside the Río de la Plata. Its generally flat terrain and extensive network of paths make it suitable for several sports like jogging, hiking, touring cycling, and road cycling. The reserve's origins as reclaimed land have resulted in a distinct landscape where nature thrives adjacent to the city skyline.
For those seeking outdoor activities in Reserva Ecológica Costanera Sur, the area provides a variety of routes for different interests. The reserve offers 3 routes for sports such as jogging, hiking, and cycling. More than 5,000 visitors have shared their experiences, resulting in an average rating of 4.13 out of 5 stars. Jogging routes often follow the perimeter or interior paths, providing views of both natural landscapes and the city. Hikers can explore diverse ecosystems around lagoons and towards the river, with options for easy hikes or family-friendly hikes. Cyclists will find the flat, extensive paths ideal for both touring cycling and road cycling, with bikes available for hire near the main entrance.
43
Routes
4.4
(75)
Average rating
1623
People visited

4.5
(10)
404
runners
12.9km
01:20
60m
60m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.7
(11)
438
runners
11.0km
01:09
60m
60m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

115
runners
6.85km
00:44
70m
70m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.0
(2)
109
runners
5.04km
00:32
10m
10m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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4.9
(10)
65
hikers
8.83km
02:14
20m
20m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

4.9
(7)
35
hikers
8.24km
02:05
20m
20m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

5.0
(4)
28
hikers
8.80km
02:18
70m
70m
Hard hike. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

4.0
(1)
8
hikers
7.33km
01:56
60m
60m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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4.8
(8)
26
riders
27.2km
01:42
170m
170m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
19
riders
8.07km
00:33
40m
40m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
4
riders
23.8km
01:24
80m
80m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
2
riders
22.7km
01:22
100m
100m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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4.5
(2)
14
riders
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

2.0
(1)
14
riders
43.5km
01:51
170m
170m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.

10
riders
30.5km
01:25
150m
150m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.

3
riders
23.2km
01:10
150m
150m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
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Reserva Ecológica Costanera Sur offers a variety of outdoor activities, including jogging, hiking, touring cycling, and road cycling. The reserve features a network of paths suitable for different fitness levels. More than 5,000 visitors have shared experiences on komoot, with routes rated an average of 4.13 out of 5 stars.
The reserve offers popular jogging routes, including a perimeter loop of approximately 5 miles (8 km) and additional interior paths. The terrain is generally flat, making it accessible for various fitness levels. Explore available options in the Running Trails in Reserva Ecológica Costanera Sur guide.
Yes, visitors can explore diverse ecosystems through hiking trails that lead around three lagoons and towards the Río de la Plata river. New interpretive walkways and viewing platforms are available. Find more information in the Hiking in Reserva Ecológica Costanera Sur guide.
Cycling is a popular activity in the reserve, with flat and extensive paths suitable for both touring and road cycling. Bikes are available for hire at the main entrance. Consult the Cycling in Reserva Ecológica Costanera Sur guide for routes.
The reserve's generally flat terrain makes many of its paths suitable for easy and family-friendly activities. Specific guides are available for easy hikes and family-friendly hikes. These routes provide accessible options for all visitors.
Reserva Ecológica Costanera Sur offers options for visitors with dogs. There is a specific guide available for dog-friendly hikes. Visitors should check current regulations regarding pets within the reserve.
The reserve is home to over 2,000 species of flora and fauna, including more than 300 bird species. Mammals, reptiles, and amphibians also inhabit the area. It is recognized as an Important Bird Area (IBA) and a Ramsar Site.
The reserve features diverse ecosystems, including forests of alder trees, vast grasslands, tranquil lagoons, and swamps. It originated from reclaimed land, transforming into a vibrant ecosystem adjacent to the city. Notable features include the Laguna de los Coipos and the presence of the cockspur coral tree.
Reserva Ecológica Costanera Sur is a popular destination on komoot, with over 5,000 visitors having shared their experiences. The routes in the reserve have an average rating of 4.13 out of 5 stars. There are 3 routes available for various sports.
Komoot offers several guides for Reserva Ecológica Costanera Sur, covering various activities and interests. These include guides for running, hiking, family-friendly hikes, city hikes, and cycling. All available guides can be found on the region page.
For general inquiries, the official website for Reserva Ecológica Costanera Sur is buenosaires.gob.ar/reservaecologica. Contact can also be made via phone at +54 11 4315-4129 or +54 11 4893-1853.
The terrain within Reserva Ecológica Costanera Sur is generally flat, making it suitable for a wide range of outdoor activities and fitness levels. Paths are well-maintained, traversing diverse habitats like grasslands and forests. This flat topography contributes to its accessibility.
The reserve offers scenic views of the Río de la Plata and a unique juxtaposition of nature with the Buenos Aires skyline. Viewing platforms are available along trails, particularly around the lagoons. The Laguna de los Coipos is a notable spot for wildlife observation.
Reserva Ecológica Costanera Sur originated from an abandoned land reclamation project in the late 1970s. Nature spontaneously colonized the dumped debris, transforming it into a rich and diverse ecosystem. This unplanned development created a unique urban natural space.
The main perimeter loop in Reserva Ecológica Costanera Sur, popular for jogging and cycling, is approximately 5 miles (8 km) long. This loop provides extensive paths for continuous activity while offering views of the reserve's diverse landscapes.

