Walk Buenos Aires: Four Barrio Routes
Buenos Aires is flat, gridded, and dense with things worth stopping for, four self-guided routes below cover 10.5 km total and each one takes two to three hours at an unhurried pace.
Route 1: the civic axis (3 km, 2-3 hours)
Start at Plaza de Mayo, the Casa Rosada, the colonial Cabildo, the Catedral Metropolitana, and walk west along the Parisian-style Avenida de Mayo. You’ll pass Café Tortoni (open since 1858) and Palacio Barolo before finishing at the neoclassical Palacio del Congreso on Plaza de los Dos Congresos.
Route 2: Recoleta’s Beaux-Arts blocks (2.5 km, 2 hours)
Begin at Plaza San Martín in Retiro, taking in the Beaux-Arts Palacio San Martín and Palacio Paz. Follow Avenida Alvear past the French and Brazilian embassies and the Alvear Palace Hotel, ending at Plaza Francia, the Basílica del Pilar, and the gates of Cementerio de la Recoleta, worth a look from outside even if you don’t go in on this route.
Route 3: San Telmo’s cobblestones (2 km, 2 hours)
From Plaza de Mayo, walk south along Calle Defensa into San Telmo. Stop at the 1897 iron-truss Mercado de San Telmo, find the Mafalda statue at the corner of Chile and Defensa, and browse the antique shops ringing Plaza Dorrego. Do this one on a Sunday between 10:00 and 17:00 if you can, to catch the Feria de San Telmo in full swing along Defensa.
Route 4: Palermo Soho’s murals (3 km, 2.5 hours)
Loop the leafy blocks bounded by Av. Santa Fe, Av. Córdoba, Av. Scalabrini Ortiz, and Av. Juan B. Justo. The focus here is street art and independent design, large-scale murals and boutique studios cluster around Plaza Serrano (Plaza Cortázar), Calle Gurruchaga, and Calle Armenia.
What to actually pack
Streets in San Telmo and parts of Microcentro are genuine cobblestone, so wear shoes you can walk 3 km in without regretting it. Carry a SUBE card even on a walking day, it’s the easiest way to skip a section by Subte if the heat or your feet give out, and registered trips get cheaper the more you take in a calendar month. Cards now work at market exchange rates almost everywhere, so there’s no need to carry a stack of cash for these routes.
One boundary worth knowing
None of the four routes above cross into La Boca on foot, and that’s deliberate: the painted Caminito blocks are heavily policed from 10:00 to 18:00, but the residential streets just beyond them carry real robbery risk. If you want La Boca, taxi or rideshare directly to Caminito, stay on the painted strip, and taxi out before dark, don’t try to walk it as an extension of the San Telmo route.
For a guided version of any of these, GetYourGuide’s Buenos Aires walking tours and Viator both list small-group options through San Telmo and Recoleta. See the sightseeing page for what’s inside each stop, and the Buenos Aires guide for how to sequence all four routes across a multi-day stay.