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Rio das Ostras
City in Rio de Janeiro, Brazil
Overview
Rio das Ostras is a coastal city in the state of Rio de Janeiro, known for its stunning beaches, lively boardwalks, and a welcoming local community. Its charm lies in the blend of natural beauty, cultural events, and relaxed Brazilian coastal life.
Geographic Context
Jurisdiction
Brazil
State
Rio de Janeiro
Population
168,099
Time Zone
America/Sao_Paulo
Coordinates
-22.53°, -41.95°
Key Metrics
Safety Score · estimate
50
Female Safety
55
LGBTQ+ Safety
45
Traffic Safety
62
Food Safety
65
Monthly Cost · estimate
$803
Local Cost
$475
Local Income
$400
Cashless
50
English
25
Temperature
23.6°C
Summer Avg
25.3°C
Winter Avg
21.6°C
Record High
38.7°C
Record Low
14.9°C
Humidity
81%
Precipitation
1174 mm
Internet Speed
225 Mbps
Upload
121 Mbps
Latency
15 ms
City Vibrancy
30
Coworking
0
Cafes
0
Nightlife
2
Parks
28
Transport
0
Walk Score
0
Footways
—
Airport
BZC
Distance
27 km
Explore
Neighborhoods
Mapped10 neighborhoods sourced from Overture Maps and OpenStreetMap.
View all 10 neighborhoodsData sources
Source-backed data
World Air Quality Index - Latest available city-level air quality station measurement. Record updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Record updated 2025-12-06.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Record updated 2025-12-05.
Overture Maps and OpenStreetMap - 10 source-backed neighborhood entities are available for this city. Record updated 2026-03-21.
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
Oyster List city price estimates - Price origins are unverified. Available generation methods include AI estimates; stored records do not identify a survey, observation period, or model for each price. Record updated 2026-01-14.
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores include model-assisted estimates. Stored records do not identify supporting observations for each score. Model-reported confidence: 65/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
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