San José is an easy landing for solo travellers in Central America: compact, walkable by daylight, and stacked with hostels, counter-service sodas and craft beer bars where eating and drinking alone is normal. These three days stick to barrios that stay comfortable after dark.
Corner café inside a 1920s Barrio Amón house, with Galería Talentum's contemporary Costa Rican art in the rooms upstairs. Counter seats and a walled courtyard make eating alone unremarkable; open Tue–Sat from 11:30, brunch at weekends.
Family-run since 1954 opposite La Sabana's east entrance, with a long formica counter where solo diners eat casado, gallo pinto and fried plantain elbow to elbow with taxi drivers and office workers. Open daily until 22:00.
Costa Rica's 72-hectare central park on the old airport grounds: a 4.2 km paved loop, a lake with turtles, free outdoor gym rigs and pickup football pitches where joining a game takes nothing more than asking the nearest team.
Garden hostel on Avenida 6 with a pool, hammocks and an open-air bar where the early-evening crowd swaps bus timings for Puerto Viejo and Monteverde. Non-guests can drink at the bar, so it works as a social stop even if you sleep elsewhere.
The tip-based city walk leaves from the bandstand in Parque Morazán, covering Barrio Amón's coffee-baron mansions and downtown history in Spanish and English. The same outfit runs the Friday-night pub crawl through central bars.
Fluorescent-lit 24-hour bar-restaurant on Avenida Central at Calle 9, pouring since 1909. Order a bocas plate and an Imperial standing at the bar; nobody blinks at a single customer and the mixed local crowd actually talks to strangers.
Five floors of pre-Columbian jade — the largest collection anywhere — on Plaza de la Democracia, with full English panels and a self-guided ramp route that takes as long as you want. Open daily, last entry 16:30.
German-leaning craft beer bar on Calle 33 with long shared tables, twenty-plus Costa Rican taps and bartenders used to translating the chalkboard. Fills from 18:00 with a mix of josefinos and residents, and the shared seating does the work.
Saturday-only organic market in leafy Barrio Aranjuez, running 07:00 to 12:30: cacao, artisan cheeses, tamarind drinks and growers who will happily explain each crop. The picnic tables at the back are where solo shoppers end up sharing benches.
Costa Rica's Chinatown runs south from Avenida 2 along the pedestrianised Paseo de los Estudiantes, marked by a 12-metre arch gifted by Taiwan. Dim sum counters, benches and constant foot traffic make it comfortable to linger alone.
The 1940 airport terminal at La Sabana's east gate now holds Costa Rican painting and sculpture, plus the Salón Dorado's carved stucco mural tracing national history around all four walls. Sculpture garden out the back.
Basement jazz club under a Barrio Amón mansion, with a Monday open jam that pulls in conservatory students and an upstairs bar in the old living room. Grab a stool early; single drinkers at the bar get talked to within a set.