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Alta Sierra
City in California, United States
Overview
Alta Sierra is a peaceful rural community set in the Sierra Nevada foothills of California, just south of Grass Valley. Known for its pine forests, golf course, outdoor recreation, and relaxed residential vibe, it's an ideal escape for nature lovers and those seeking a slower pace close to mountain scenery.
Geographic Context
Jurisdiction
United States
State
California
Population
—
Time Zone
America/Los_Angeles
Coordinates
35.73°, -118.55°
Key Metrics
Safety Score · estimate
78
Female Safety
70
LGBTQ+ Safety
65
Traffic Safety
74
Food Safety
90
Monthly Cost · estimate
$2,995
Local Cost
$1,840
Local Income
$2,400
Cashless
75
English
100
Temperature
16.5°C
Summer Avg
25.4°C
Winter Avg
8.4°C
Record High
44.6°C
Record Low
-5.3°C
Humidity
47%
Precipitation
203 mm
Internet Speed
0 Mbps
Upload
0 Mbps
Latency
215 ms
City Vibrancy
1
Coworking
0
Cafes
0
Nightlife
0
Parks
1
Explore
Data 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 2025-12-09.
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: 58/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
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